Home

LTV Series Operator`s Manual

1. Code Event Name Event Associated Alarm 37 SYNCERO Stepper motor lost sync exited HW FAULT 38 HOME ER1 Stepper motor home failure occurred HW FAULT 39 HOME ERO Stepper motor home failure exited HW FAULT 40 EEPROM EEPROM degraded HW FAULT 41 CRC Memory CRC check failed RESET 42 HI PRES1 High pressure occurred HIGH PRES 43 HI PRESO High pressure exited HIGH PRES 44 TBN ISTP Turbine immediate stop occurred HIGH PRES 45 TBN ZERO Turbine set to zero flow occurred HIGH PRES 46 TBN ESTP Turbine emergency stop occurred HIGH PRES 47 LOW VE 1 Low minute volume occurred LOW MIN VOL 48 LOW VE 0 Low minute volume exited LOW MIN VOL 49 LO PRES1 Low peak pressure occurred LOW PRES 50 LO PRESO Low peak pressure exited LOW PRES 51 CLR EVNT Event log cleared N A 52 CLR CTRL Control settings cleared N A 53 SET DATE Date set N A 54 SET TIME Time set N A 55 N A 56 STACK Stack overflow detected RESET 57 POST POST failure RESET 58 RUNAWAY Code runaway detected RESET 59 WDOG TST Watchdog test run Inop 60 CLR CAL Calibration records cleared N A Gi xDGRNAR Wi na raneduos GEL NN su e NU A Socnn 64 XDCR AIR Airway pressure transducer fault XDC FLT1 65 ADC1 VAL ere primary channel fault HW FAULT 66 TBN HSTP Turbine Hold Stop occurred HIGH PRES A en us Xurs A problem is detected writing data to HW FAULT 68 FLUSH ER the EEPROM during system shutdown T Eo ee HINER Recovery from problem detected with HW FAULT 70 RA
2. ek kk ek kk kk kk KA kk KAK KA KA A KA A KRA 12 10 Chapter 13 Cleaning Disinfecting and Sterilizing 13 1 Cleaning the Ventilator sy kay kay aa he a ee Aladin n N VEK ei 13 1 Cleaning or replacing the Fan Filter sise 13 2 Cleaning or replacing the Inlet Filter ss 13 3 Cleaning or Replacing the O2 Inlet Filter 13 4 Cleaning the Exhalation Valve and Reusable Patient Circuit 13 6 Chapter 14 Power and Battery Operation 14 1 Using MASACRE a alia 14 2 Using an External Battery iaa de ai aia 14 3 Using the Automobile Cigarette Lighter Adapter 14 6 Replacing the Automobile Adapter Fuse nc naar cnn kek kek kk k kk Ka kk cnn 14 10 The Universal Power Supply UPS iii 14 10 The Transport Battery System TBS ooncccinccnniniconoccnnncccnnonnnononnnnnnc cnn carac nnnn cnn rca rana 14 10 Caring for the Internal Battery usine 14 11 Battery DISPOS Alicia ici ld en da 14 11 Chapter 1L5 Troubleshooting caia ceda 15 1 Displays and Buttons i Awkey a a aia een hve aly 15 2 Ventilator Performance cimil sera sit ead Men cent rm ans tae bda KER d R BUKA Z 15 5 Power and Battery Operation siennes 15 14 Alar Srn eee a eects Aad dt die de ata Anna Ale en Ad cee 15 16 Checkout Test Failures ico citan ratas 15 21 Test Lung Op rations ss ti MR k te td tad teat we klar na ean 15 23 Appendix A Ventilator Specifications kk A 1 Appendix B Set Up
3. To Power Outlet N Page 14 8 LTV Series ventilator Operator s Manual p n 10664 Rev T 4 Verify the ventilator is being powered by the vehicle battery through the Automobile Cigarette Lighter Adapter e The vehicle battery is powering the ventilator if the EXTERNAL POWER LED shows green e An amber EXTERNAL POWER LED and or a POWER LOW alarm indicates the external power level is low Immediately reconnect the ventilator to an alternate power source i e the AC Adapter or External Battery until the cause of the problem Automobile Cigarette Lighter Adapter cable connection or the vehicle battery or power outlet has been identified and corrected CLLLEE TT a o External x PulmoneticSyst LA vay LTV1000 LER ai a Low Pressure aug kannast Front of Ventilator e A POWER LOST alarm indicates external power voltage has dropped below the usable level and the ventilator has switched to internal power Immediately reconnect the ventilator to an alternate power source i e the AC Adapter or External Battery until the cause of the problem Automobile Cigarette Lighter Adapter cable connection or the vehicle battery or power outlet has been identified and corrected NOTE The Automobile Cigarette Lighter Adapter contains a fuse and is designed to protect the LTV Series ventilators from typical automobile power transients The green LED on the adapt
4. Set the desired percentage of oxygen to be delivered by the ventilator LTV 1000 only Establish the High Pressure Limit alarm Enter Extended Features by pushing and holding the Monitor Select key for 3 seconds Turn the Set Values knob until VENT OP is displayed Push Select Turn the Set Values knob until NPPV Mode is displayed 9 Push Select 10 Turn the Set Values knob until NPPV ON is displayed 11 The NPPV LED will be illuminated 12 Push Select 13 Exit the Extended Features menus by turning the Set Values knob until Exit is displayed and pushing Select until monitored data is displayed in the window WARNING NPPV Mode NPPV is not a life support mode and is not suitable for patients that require life support ventilation NPPV Mode should only be used for supplemental ventilation of non life support patients NPPV Mode alarms When operating in NPPV mode many of the standard alarms are disabled This may result in reduced ventilation accuracy should a problem occur Carefully read Chapter 4 Ventilation Modes NPPV before selecting this mode of operation Z N AVERTISSEMENT Mode NPPV Le mode NPPV n est pas un mode de maintien des fonctions vitales continu et il n est pas appropri pour les patients qui ont besoin d une ventilation continue pour le maintien des fonctions vitales Le mode NPPV ne doit tre utilis que comme ventilation suppl mentaire pour les patients qui ne n cessitent pas
5. On earlier version ventilators screw was located in the upper hole in the leg of the boot the use of a 3 16 mounting screw is required On current version ventilators screw was located in the lower hole in the leg of the boot the use of a 1 4 mounting screw is required AN AVERTISSEMENT Emplacement des vis de remplacement d un gaine sp cifique Une patte de la gaine protectrice sup rieure poss de un trou de vis suppl mentaire le plus loign de l extr mit de la patte e Sur les anciennes versions des ventilateurs la vis se trouvait dans le trou sup rieur de la patte de la gaine vous devez utiliser une vis de montage de 3 16 e Sur la version actuelle des ventilateurs la vis se trouve dans le trou inf rieur de la patte de la gaine vous devez utiliser une vis de montage de 1 4 3 Using a Phillips screwdriver remove the two flat head mounting screws and finish washers in the legs of the upper boot and the two flat head mounting screws and finish washers in the sides of the upper boot as indicated in the illustration on the next page 4 Remove the upper boot and insert and thread two 4 40 pan head mounting screws into the screw holes in the ventilator s back panel as indicated in the illustration e Earlier version ventilators screw was aligned with the upper hole in the boot require the use of the 3 16 pan head mounting screw e Current version ventilators screw was aligned wit
6. REMARQUE Assurez vous de proc der la v rification de toutes les options de contr les d alarmes et de caract ristiques tendues et de les retourner aux r glages souhait s See Chapter 10 Extended Features Set Defaults for additional information 1 See Chapter 9 Ventilator Alarms DEFAULTS for factory set default values Operator s Manual LTVO Series ventilator Page 9 9 p n 10664 Rev T DISC SENSE When the ventilator detects one of the following conditions the DISC SENSE alarm is generated e When a sense line is pinched or blocked e When a sense line has become disconnected e When a sense line is occluded e g excessive condensation in the line The ventilator detects circuit pressure during the beginning of each inspiration If an appropriate pressure change is not detected a DISC SENSE alarm occurs While the DISC SENSE alarm is active the ventilator cannot sense the circuit pressure so the breath is terminated When a DISC SENSE alarm occurs e Inspiration is immediately terminated and exhalation begins e The DISC SENSE message is flashed in the display window e The audible alarm is sounded To reset the DISC SENSE alarm 1 Push the Silence Reset button to silence the alarm 2 Push the Silence Reset button to reset the alarm Page 9 10 LTV Series ventilator Operator s Manual p n 10664 Rev T HIGH f When the Total Breath Rate f exceeds the high breath rate and time period
7. e Intended for operation only by Respiratory Therapists or other properly trained and qualified personnel under the direction of a physician and in accordance with applicable state laws and regulations e Pulmonetic Systems Inc does not recommend that the LTV Series ventilator be used outside of its intended use 5 Continuous Positive Pressure Ventilation Synchronized Intermittent Mandatory Ventilation 7 Non invasive Positive Pressure Ventilation Operator s Manual LTV Series ventilator Page 2 1 p n 10664 Rev T Power Supplies Required To operate the LTV Series ventilator you will need the following e Power source Pulmonetic Systems P N 10537 110V or 220V AC power source or 11V to 15V DC power source This may be an external battery or a DC power system e Oxygen supply High pressure oxygen source providing between 40 PSIG and 80 PSIG or Low flow low pressure oxygen source providing less than 10 PSIG AN WARNING Untrained Personnel Only properly trained personnel should operate the ventilator The LTV Series ventilator is a restricted medical device designed for use by Respiratory Therapists or other properly trained and qualified personnel under the direction of a physician and in accordance with applicable state laws and regulations Patient Monitoring Patients who are dependent on a ventilator should be constantly monitored by qualified personnel Such personnel should be prepared to address equipme
8. high connected directly to Delivered volume is wye high Operator s Manual p n 10664 Rev T LTV Series ventilator A very small ET tube connected directly to the wye may cause turbulence that causes the flow differential to be read incorrectly To reduce this turbulence add a short larger bore extension between the ET tube and wye In this case the monitored volume is high but the delivered volume is accurate Page 15 5 Symptoms Possible Causes What to Do continued Low side sense line or Monitored volume is elbow at patient wye high loose or leaking Delivered volume is High or low sense lines high are occluded High or low sense ports in the wye are occluded Sense lines are reversed Failed autozero Failed calibration or internal problem with the ventilator Delivered volume is twice the set volume VHome setting does not match flow valve Check high and low pressure sense lines to be sure they are correctly attached and securely seated at both the ventilator and wye ends Check the luer fitting connections for leaks Check the elbow connectors at the wye to be sure they have not loosened or been broken loose Verify lines are not occluded or pinched The sense lines are not designed to be removed from either the wye or the luer fittings If the sense lines have been removed and replaced incorrectly they may not seal correctly when replaced Replace the patie
9. noe On Standby Voume Pressure Asss Cit SIMVCP4P Hold Breath m m BE E HE zi E IE Men HE i i 888 BB BB Ra 2 SELECT is displayed in the display window e Although the LTV 1000 front panel is shown below the test is applicable to all LTV Series ventilators Display Area Select Butt More SELECT is displayed Breath Rate Tidal Volume PresControi Insp Time bpm mi Er HE HEHE EB Ela Page 11 6 LTV Series ventilator Operator s Manual p n 10664 Rev T Control Test cont 3 Test each control by pressing each button one at a time When pressed verify that the name of the button pressed is displayed in the display window Control names are as shown in the table below Control Display Display Select SELECT Breath Rate BREATH RATE Tidal Volume TIDAL VOLUME Pressure Control PRES CONTROL Inspiratory Time INSP TIME Pressure Support PRES SUPPORT O Oz Flush 02 Sensitivity SENSITIVITY High Pressure Alarm HIGH PRES Low Peak Pressure LOW PRES Low Minute Volume LOW MIN VOL Silence Reset SILENCE On Standby ON STNDBY Volume amp Pressure MODE VOL PRS Assist Control amp SIMV CPAP MODE A C S C Inspiratory Expiratory Hold IE HOLD Manual Breath MANUAL BRTH Low Pressure O Source LOW PRES 02 Control Lock CONTROL LOCK Set Value Knob rotate Left ROTATE LEFT Set Value Knob rotate Right ROTAT
10. HOL eal Ae MOK dE dalla p r K SA WR nadia 5 3 Extended Features add illa A ad dut neue aie 5 3 Mechanical Control ree aers e ia ek kl aia k nek dan te SER H n kek ka kk pev ek kb U Cn nak econ SA ER S kan 5 4 Bright Dim and Blank Control Displays uu kk kk keke kk ek kk kk kk KAKA KARA KARA KARA KARA 5 5 Elashing COn TO Ss yA nya me e sats asker de en AEs sha an ner a e DA e Mis 5 6 BEM A d dan L eka Van dans du dekan W kan ee h kun Has ee eet 5 6 Control kimilingA i 1 lt ana e Ales 5 6 Gontrol Lock ica trader k kbk na b s relire bi anan d 5 7 Operator s Manual LTV Series ventilator Page v p n 10664 Rev T Control Retenes 5 7 hnapter 0 COM CONS ies 6 1 Assist Control SIMV CPAP Modes issue 6 1 Breath Rates ste dat T AE ATE EE EE EENE reset en AN de n k ea este Monet Mont miettes etes Me n k n 6 2 Control LOCK ete bayan a c En Ra RAS va nr a 6 3 High Pressure LImMit 252 stress a rain eka KE kr D k a ii ais 6 4 Inspiratory Expiratony Hold unten eines near en ads 6 5 Inspitatory Hold swiss avidin ieee wile Al edie Ale A n 6 6 Expiratory Hold distri delia delia land 6 8 Tewir lk UME ii rrr r Dr r rrr 6 10 Low Minute VORME eolica aabt a oo 6 11 LOWPrES SU Oi n Ade WAA la dea da idii ey ee E A na edadea 6 12 Low Pressure O Source LTV 1000 Only rasta ltda 6 13 WT Elo la SN time entire A gg gg nm 6 17 O2 02 Flush LTV 1000 Only kk kk kk kk kk
11. Series ventilator Page 10 21 p n 10664 Rev T O2 Cylinder Duration cont 4 5 Exit Turn the Set Value knob until CYL PRES is displayed push the Select button and xxx psi is displayed Turn the Set Value knob until the applicable cylinder pressure is displayed push the Select button and the cylinder pressure is set Range 100 2300 psi in increments of 25 or Range 5 150 bar in increments of 1 if the selected language uses the bar unit of measurement This setting is not retained by the ventilator through shut downs and power ups will be reset to the factory set default value if the Language setting is changed and will need to be reviewed reset by the operator each time the O Cylinder Duration option is used After changing this or any ventilation setting wait approximately 20 seconds before selecting CALCULATE to allow the ventilator to monitor the oxygen flow that will be used in the calculation and display of the remaining usable time of the external O cylinder Turn the Set Value knob until CALCULATE is displayed and push the Select button To obtain an accurate duration time estimate the current cylinder pressure must be entered prior to each calculation After changing any ventilation setting wait approximately 20 seconds before selecting CALCULATE to allow the ventilator to monitor the oxygen flow that will be used in the calculation and display of the remaining usable time of the external O cy
12. To run the Vent Inop Alarm Test 1 Torun the Vent Inop Alarm Test the ventilator must be on running for at least 60 seconds and the Ventilator Checkout menu must be enabled When the Ventilator Checkout menu is enabled VENT CHECK ALARM DISPLAY CONTROL LEAK or EXIT is displayed in the ventilator display area 2 Turn the ventilator off by pressing and holding the On Standby button for a minimum of 3 seconds DO NOT push the Silence Reset button Display Area VENT CHECK ALARM DISPLAY CONTROL LEAK or EXIT is displayed Airway Pressure cmH20 i 10 10 20 30 4 Tidal Volume Pres Control Insp Time Pres Support mi ho e onto BERHE EDET nel la i if D i y E Pulmoneti Systems LTV1000 Ins Volume Pressure AssiCtt SIMV CPAP Her Ll On Standby Button Press and hold for minimum of 3 seconds 3 Observe the ventilator for 15 seconds e Listen for the alarm tone e Watch the Vent Inop LED Page 11 10 LTVO Series ventilator Silence Reset Button DO NOT press Operator s Manual p n 10664 Rev T Vent Inop Alarm Test cont Vent Inop LED illuminated Airway Pressure cmH20 n 0 A LTV1000 Tidal Volume Pres Control Insp Time Pres Support 02 Sensitivity High Pres Limit LowPressure Low Min Vo Ventinop mi cmH sec cm0 02 Flush emo cm0 L im Oe Min mn ji j H em a
13. Z N WARNING Adjustable and Critical Alarms For safety purposes all adjustable alarms and all critical alarms must be checked to insure proper operation Audible Alarms Failure to immediately identify and correct audible alarm situations may result in serious patient injury AN AVERTISSEMENT Alarmes ajustables et critiques Afin d assurer l op ration s curitaire des ventilateurs de la s rie LTV toutes les alarmes ajustables doivent tre r gl es avant l op ration De plus toutes les alarmes critiques par exemple alarme de basse pression doivent tre inspect es avant de laisser le patient seul Alarmes sonores L chec identifier et corriger dans l imm diat les situations d alarmes sonores peut causer des blessures au patient The following sections describe what alarms can occur on the LTV Series ventilator and how to correct them Operator s Manual LTV Series ventilator Page 9 1 p n 10664 Rev T APNEA APNEA xx bpm When the time since the start of the last breath is longer than the set Apnea Interval the APNEA alarm is generated When an Apnea alarm occurs the ventilator will enter Apnea Backup ventilation mode For more information on Apnea Backup mode see Chapter 4 Ventilation Modes Apnea Backup For more information on the variable Apnea Interval see Chapter 10 Extended Features When an APNEA alarm occurs e Any inspiration in progress is terminated e The ventilator changes
14. Z N WARNING Disabled Oxygen Inlet Pressure Alarms When the oxygen blending option is not installed the Oxygen Inlet Pressure Alarms are disabled Z N AVERTISSEMENT Alarmes de pression d entr e de l oxyg ne d sactiv es Lorsque l option de m lange d oxyg ne n est pas activ e les alarmes de pression d entr e de l oxyg ne sont d sactiv es CAUTION Oxygen Supply Contamination The accuracy of the oxygen delivery capabilities of LTV ventilators can be compromised by foreign debris contamination in the oxygen supply system To reduce the risk of airborne contaminants entering the ventilator ensure that any oxygen supply connected to the ventilator is clean properly filtered and that the ventilator s O2 Inlet Port Cap is securely installed on the O2 Inlet Port whenever the ventilator is not connected to an external oxygen supply ATTENTION Contamination de la r serve d oxyg ne La pr cision de la capacit d alimentation en oxyg ne des ventilateurs LTV peut tre compromise par la pr sence de corps trangers dans le syst me d alimentation en oxyg ne Afin de diminuer le risque de pr sence d agents contaminants atmosph riques dans le ventilateur assurez vous que la r serve d oxyg ne reli e au ventilateur est propre et filtr e de mani re ad quate et que le bouchon de l orifice d alimentation en oxyg ne est correctement install chaque fois que le ventilateur n est pas reli une sourc
15. 0 1 sec 10 or 1 lpm whichever is greater Tolerance Apnea Interval High Breath Rate High PEEP High Pressure Limit HP Alarm Delay Low Minute Volume Low Peak Pressure LPP Alarm Page A 2 10 to 60 seconds Rate 5 80 bpm HIGH f OFF Time 0 60 sec 3 40 cmH 0 HI PEEP OFF 5 to 100 cmH20 No Delay 1 Breath 2 Breaths 0 1 to 99 liters 1 to 60 cmH20 All Breaths VC PC Only LTV Series ventilator 0 5 seconds 1 bpm or within 5 of breath period whichever is greater 0 1 seconds 2 cmH 0 or 10 whichever is greater 5 to 20 cmH O 2 cmH20 21 to 100 cmH O 4 cmH O Only audible portion of alarm notification is delayed 15 or the measured total breath rate times 15 ml whichever is greater 2 to 20 cmH 0 21 to 60 cmHO 2 cmH20 4 cmH O Select breath types Low Pressure alarm applies to Operator s Manual p n 10664 Rev T Fixed Alarms Control Range Tolerance Indicators Default Settings EEPROM problem detected n a DISC SENSE Positive exhaled airway flow n a Low Pressure Sense during first 200 ms of Line Disconnect inspiration and exhaled tidal volume Vte of previous breath is more than 4000 ml DISC SENSE Airway pressure changes by lt 0 5 cmH O Line Disconnect inspiratory start OR After initial 200 ms of inspiration airway pressure n a drops below 0 125 cmH20 and can t be raised more than 0 5
16. 10 15 15 3 Low Minute Volume 6 11 15 2 Low Pressure 6 12 15 2 Low Pressure O Source 6 13 9 12 Manual Breath 6 17 02 O2 Flush 6 18 15 2 15 4 On Standby 6 20 PEEP Valve 6 21 Pressure Control 6 23 15 2 Pressure Support 6 25 15 2 Select 6 27 Sensitivity 6 28 Set Value Knob 5 3 6 29 Setting 5 2 Silence Reset 6 30 Tidal Volume 6 31 Unlock 10 15 Volume Pressure Mode 6 32 15 4 CPAP Mode 4 3 CRC 15 18 CTRL UNLOCK 10 15 15 4 D Dashes in Display 5 6 Date 10 17 10 18 DATE FORMAT 10 18 Decelerating Waveform 3 2 6 31 Default Controls Settings 9 8 Default Extended Features Settings 9 8 DEFAULTS 9 7 15 19 DEFAULTS SET 9 9 Dimmed Controls Displays 5 5 15 3 DISC SENSE 9 10 15 17 15 18 Disconnect Sense Line 9 10 DISPLAY 11 4 Display Language 10 15 Display Select 7 1 11 7 A 1 Display Test 11 4 Display Window 7 1 Displays 5 1 7 1 Airway Pressure 7 1 10 19 Battery Level 7 2 Blank 5 5 Charge Status 7 4 Page G 2 LTV Series ventilator Dashes 5 6 Dimmed 5 5 15 3 External Power 7 5 Flashing 5 6 NPPV Mode 7 6 Patient Effort 7 6 Vent Inop 7 6 Window 7 1 E Effort LED 6 28 EMC iii ET Tube 15 23 Event Codes E 3 Event Trace E 3 EVENT TRACE E 1 Exhalation Valve 13 7 Cleaning 13 7 Exhaled Minute Volume 8 4 Exhaled Tidal Volume 8 2 8 4 EXP HOLD 6 5 A 1 Expiratory Hold 6
17. Inspiratory Time To modify the Variable Time Termination 1 Push the Select button while TIME TERM is displayed 2 TERM x x sec is displayed 3 Turn the Set Value knob until the desired Variable Time Termination is displayed 4 Push the Select button Range 0 3 to 3 0 sec Page 10 10 LTVO Series ventilator Operator s Manual p n 10664 Rev T Pressure Control Flow Termination Use the Pressure Control Flow Termination option to enable or disable flow termination for Pressure Control breaths When this option is ON Pressure Control breaths are cycled at the set percentage of the peak flow if it is reached before the set Inspiratory Time elapses The percentage of peak flow is set in the Variable Flow Termination option When this option is OFF Pressure Control breaths are cycled when the set Inspiratory Time is reached Set pressure is maintained and inspiratory flow Peak B goes to zero Breath Flow i terminates at set Insp SS Set Pressure Paw Set Insp Time gt PC FLOW TERM set to OFF Pressure Control Breath terminates normally Breath terminates at percentage of peak flow 7 Set Percentage of x Peak Flow Peak Flow V Set Pressure Paw Set Insp Time PC FLOW TERM set to ON Pressure Control Breath terminates at the same Percentage of Peak Flow as Pressure Support breaths To modify the Pressure Control Flow Termination setting 1 Push the Select bu
18. Pressure Control Green Inspiratory Expiratory Green Inspiratory Time Green Manual Breath LED Green Pressure Support Green Low Pressure O Source LED Green O O Flush Green Control Lock LED Green Sensitivity Green Patient Effort LED Green High Pressure Limit Alarm Red External Power LED Not tested Low Pressure Alarm Red Charge Status LED Not tested Low Minute Volume Alarm Red Battery Level LED Amber On Standby LED Green Vent Inop LED Not tested Volume Mode LED Green Silence Reset LED Red 3 To end the display test push the Select button again and the next menu item is displayed Ifthe Display Test fails see Chapter 15 Troubleshooting tor more information Not applicable to the LTV 900 55 Not applicable to the LTV 900 and 950 Operator s Manual p n 10664 Rev T LTV Series ventilator Page 11 5 Control Test Use the Control Test to verify that the ventilator buttons and the Set Values knob are working correctly To run the Control Test 1 Push the Select button while CONTROL is displayed Select Button Display Area CONTROL is displayed Airway Pressure cmH20 LUE o LTV1000 EE cons Esa Breath Rate Tidal Volume Pres Control Insp Time Pres Support tivii High Pres Limit Low Pressure LowMin Vol Ventinop bpm ml emH O sec cmH O cmHO cmH L Eu Manual
19. Pressure Control breath terminated by flow PC FLOW TERM is set to on Pressure Control breaths are normally terminated when the set inspiratory time expires Flow termination of Pressure Control breaths is allowed when PC FLOW TERM is set to ON see page 10 11 When a Pressure Control breath is terminated by flow instead of time the Pres Control display is flashed Pressure Support display flashing Pressure support breath terminated by time set under TIME TERM Pressure support breaths are normally terminated when the flow drops below the set percentage of the peak flow Pressure support breaths may also terminate on time when the variable time limit is reached before the flow drops to the set level See pages 10 9 and 10 10 for an explanation of the FLOW TERM and TIME TERM features When a pressure support breath is terminated based on time the Pres Support display is flashed High Pres Limit display flashing HIGH PRES alarm occurred The High Pres Limit display is flashed and the HIGH PRES message is displayed when a high pressure alarm occurs The display will continue to flash even after the condition clears See page 6 4 for an explanation of the HIGH PRES alarm feature Low Pressure display flashing LOW PRES alarm occurred The Low Pressure display is flashed and the LOW PRES message is displayed when a low pressure alarm occurs The display will continue to flash even aft
20. Pressure Control breaths have an optional flow termination criteria If PC Flow Termination is on Pressure Control breaths may be time or flow terminated If the flow drops to the set FLOW TERM level before the inspiratory time is completed the inspiration is cycled Breath terminates at set percentage of peak flow Peak Set pressure is Flow maintained and Inspiratory flow goes to zero Breath terminates i at set Insp Time Set Pressure Y Set Pressure Paw la Set Insp i i Set Insp i H Time Time PC FLOW TERM set to OFF PC FLOW TERM set to ON Pressure Control Breath terminates normally Pressure Control Breath terminates at the same Percentage of Peak Flow as Pressure Support breaths 1 Pressure Control and Pressure Support breaths do not compensate for PEEP Delivered pressure is controlled by the Pressure Control setting and is not affected by the PEEP setting i e A Pressure Control setting of 20cmH20 and a PEEP setting of 10cmH20 results in a maximum delivered pressure of 20cmH20 Page 3 4 LTVO Series ventilator Operator s Manual p n 10664 Rev T Pressure Support Breaths For Pressure Support breaths flow is delivered to elevate the circuit pressure to the Pressure Support setting and maintain it at that pressure until the flow drops below a variable percentage of the peak flow Pressure Support breaths may also be cycled by a variable time limit or by exceeding 2 breath periods Pressure support breaths
21. The patient circuit must be leak tested in the VENT CHECK mode before connection to the patient In addition the Ventilator Checkout mode should be used to check for correct operation of the ventilator alarm displays and controls Harm to the patient or ineffective ventilation may result from failure to leak test the patient breathing circuit before connection to a patient When using a heated humidifier include it in the circuit when performing leak testing Adjustable and Critical Alarms For safety purposes all adjustable alarms and all critical alarms must be checked to insure proper operation Alarms Function Verification All alarms must be verified as functioning properly on a daily basis If any alarm malfunctions immediately contact a certified Pulmonetic Systems service technician or Pulmonetic Systems Inc Patient Monitoring Patients who are dependent on a ventilator should be constantly monitored by qualified personnel Such personnel should be prepared to address equipment malfunctions and circumstances where equipment becomes inoperative An alternative method of ventilation should be available for all patients dependent on the ventilator and qualified personnel should be fully familiar with emergency ventilation procedures Alternative Ventilation It is recommended that an alternative means of ventilating the patient be available at all times and that all ventilator operators be fully familiar with emergency ventilati
22. To connect the ventilator to the remote alarm 1 Plug the cable s modular jack into the Patient Assist port on the side of the LTV Series ventilator 2 If the remote alarm has a female BNC plug connect the cable directly to the remote alarm s input cable or connector and twist to secure Li Alarm Cable Page C 16 LTV Series ventilator Operator s Manual p n 10664 Rev T 3 Ifthe remote alarm has a male BNC plug insert the included BNC adapter into the cable s connector and twist to secure Then connect the adapter to the remote alarm s input cable or connector Push in and turn al dize E Optional Alarm Cable e Adapter 4 Create an alarm condition at the ventilator and verify that the remote alarm reflects the alarm state properly 5 Clear the ventilator alarm condition and verify that the remote alarm reflects the alarm state properly Operator s Manual LTV Series ventilator Page C 17 p n 10664 Rev T Checking the Ventilator for Proper Operation 1 Verify that the ventilator is functioning properly by performing the Ventilator Checkout Tests e Disconnect the patient from the ventilator and ventilate the patient using an alternative method before running the Ventilator Checkout tests 2 Connect the AC adapter to a valid AC power source Connect the patient circuit to the ventilator and to a test lung with a compliance of 10 ml cmH20 and a resistance of 5 cm L sec Do not connect the Oxyge
23. When the ventilator is running from an external power source the Battery Level indicator is off When running from the internal battery at the nominal settings shown below the indicator shows the following levels LED Alarm a Color Green Battery Level Internal battery level is acceptable Approximate Battery Time Total time 60 mins 45 minutes BAT LOW Amber BAT EMPTY Red Mode Assist Control Volume Breath Rate 15 bpm Tidal Volume 800 ml Inspiratory Time 1 5 sec Sensitivity 2 Ipm Internal battery level is low Internal battery level is critically low Nominal Settings 10 minutes 5 minutes Peep 5 cmH20O 02 21 Lung Compliance 50 ml cmH 0 ET Tube Resistance 5 87 cmH20 L s Battery Temperature 25 C When an LTV Series ventilator is operated on its internal battery to the point that the internal battery is completely depleted the ventilator will shut down If the ventilator remains in this state the internal battery may recharge slightly within a few seconds minutes and cause the ventilator to automatically restart and operate for a short period of time This cycle may repeat several times depending on the condition of the internal battery Page 7 2 LTV Series ventilator Operator s Manual p n 10664 Rev T Battery Level cont Z N WARNING Battery run time When the battery reaches the BAT LOW level the ventilator will only run for approx
24. as a secondary mode that may be selected in addition to the primary ventilation mode When NPPV mode is selected ventilation is delivered according to the selected mode however a modified set of alarms are active NPPV is selected using the Extended Features menu and is not selectable from the front panel controls While the ventilator is operating in NPPV mode the NPPV LED is lit In NPPV mode only the following alarms are active e High Pressure e Apnea Alarm and Apnea Backup ventilation e Sense Line Disconnect e External Power Lost e Internal Battery Low e Internal Battery Empty e Vent Inop e Defaults All other alarms are disabled The displays for Low Minute Volume and Low Peak Pressure are set to dimmed dashes indicating they are not available WARNING NPPV Mode NPPV is not a life support mode and is not suitable for patients that require life support ventilation NPPV Mode should only be used for supplemental ventilation of non life support patients NPPV Mode When operating in NPPV mode many of the standard alarms are disabled This may result in reduced ventilation accuracy should a problem occur Carefully read Chapter 4 Ventilation Modes NPPV before selecting this mode of operation Z N AVERTISSEMENT Mode NPPV Le mode NPPV n est pas un mode de maintien des fonctions vitales continu et il n est pas appropri pour les patients qui ont besoin d une ventilation continue pour le maintien des fonctions vi
25. cmH20 in next 500 ms External Power Lost lt 9 5 V 2 Hardware Fault Hardware problem detected n a Internal Battery Empty lt 11 5V 2 Battery Level LED Red and full volume audible alarm Internal Battery Low lt 11 9V 2 Battery Level LED Amber Oxygen Inlet Pres High High pres source 85 PSIG 2 PSIG Low pres source 10 PSIG 1 PSIG Oxygen Inlet Pres Low lt 35 PSIG 2 PSIG Reset Processor problem detected n a Transducer Fault Autozero value outside n a manufacturer s specifications Volume Alarm Volume 60 to 85 dBA at one meter 5dBA nop Ventilator Inop Immediately upon a Ventilator INOP condition the audible indicator will begin sounding with a steady tone and the Vent INOP LED shall illuminate Depressing the Alarm Silence Reset button will silence the audible indicator Operator s Manual LTV Series ventilator Page A 3 p n 10664 Rev T Mechanical Controls Control Over Pressure Relief PEEP CPAP Sub Ambient Relief Internal Compliance Compliance Monitors Monitor Calculated Peak Flow Exhaled Tidal Volume l E Ratio Measured l E Ratio Calculated Mean Airway Pressure O Cylinder Duration Peak Inspiratory Pressure PEEP Total Breath Rate Total Minute Volume Button Controls Display Control Lock Manual Breath Standby On Silence Reset Page A 4 Low Pressure O Source Range lt 120 cmH20 0 to 20 cmH20 Pressure Drop lt 5 cmH O lt 0 1 mL cm Ran
26. im ji DES Volume Pressure AsssiCtl SIMVICPAP Hold m 4 For all ventilators verify that both of the following conditions existed e The alarm tone sounded continuously for the full 15 second duration e The Vent Inop LED illuminated continuously for the full 15 second duration 5 Ifa Patient Assist Call System or Remote Alarm is connected via the ventilator s Patient Assist Port verify the device also activates audible visual as specified by its manufacturer 6 Silence the alarm by pressing the Silence Reset button 7 Verify the following e A confirming audible chirp occurred after the alarm was silenced If the Inop Alarm fails the test discontinue use of the ventilator and immediately contact a certified Pulmonetic Systems service technician Operator s Manual LTV Series ventilator Page 11 11 p n 10664 Rev T Exit To exit the vent check mode and return to normal ventilation mode at any point proceed as follows Display Area Selec Button EXIT is displayed Ainyay Pressure cmH20 LTV1000 Tidal Volume Pres Control Insp Time Pres Sunnort mi HO me HO BE BEBE HE BE EE Enter normal ventilation mode 1 Turn the Set Value Knob to scroll through the main menu entries VENT OPS ALARM OPS
27. mechanical PEEP valve If desired select the flow termination percentage under Extended Features The default setting is 25 If desired select the rise time profile under Extended Features The default setting is Rise Time Profile 4 REMARQUE Assurez vous que le r glage du contr le de la pression est sup rieur au r glage PEEP tabli par la soupape m canique PEEP Si souhait s lectionnez le pourcentage du d bit de terminaison optionnel sous Caract ristiques tendues Le r glage par d faut est 25 Si souhait s lectionnez le profil du temps de mont e sous Caract ristiques tendues Le r glage par d faut est Temps de mont e a profil 4 Page 6 26 LTV Series ventilator Operator s Manual p n 10664 Rev T Select Use this button to change the monitor in the display window and to select items in the Extended Feature menus Monitored Data The monitored data displays may be automatically or manually scrolled To cycle through the available monitored data automatically from a halted scan 1 Push the monitor Select button twice within 0 3 sec 2 Pushing the Select button once while scan is active will halt scanning and the currently displayed data will remain in the display window 3 Each time you push the button once the next data item in the list will be displayed 4 To resume scan push the Select button twice The monitored data is displayed for 3 seconds Extended Features To enter the E
28. p n 10664 Rev T Inspiratory Expiratory Hold Pushing the Insp Exp Inspiratory Expiratory Hold control button causes the ventilator to toggle between the following messages in the display window Each push causes the next item in sequence to be displayed INSP HOLD EXP HOLD Normal monitor display While INSP HOLD or EXP HOLD is displayed e The Insp Exp Hold control button LED will flash on and off e If the Insp Exp Hold control button is not pushed within 60 seconds the message will be removed and the LED will turn off e Pushing the Select Silence Reset or Control button will return the display to normal and the LED will stop flashing Operator s Manual LTV Series ventilator Page 6 5 p n 10664 Rev T Inspiratory Hold An Inspiratory Hold maneuver holds the inspiratory phase of a delivered breath for a duration sufficient to determine A Pres pressure and static lung compliance of the patient To perform the Inspiratory Hold maneuver 1 Push the Insp Exp Inspiratory Expiratory Hold control button once and the display window will toggle from normal monitor display to INSP HOLD 2 Push and hold the Insp Exp Inspiratory Expiratory Hold button during a volume inspiration e The ventilator will perform an Inspiratory Hold on the next Volume breath e P Plat will be displayed in the display window e All buttons that are not lockable will operate normally e All buttons that are lockable will be ignored 3 C
29. p n 10664 Rev T Pressure Control cont NOTE Be sure that the Pressure Control setting is higher than the PEEP setting established by the mechanical PEEP valve Be sure that Pressure ventilation is selected If desired select optional flow termination and flow termination percentage under Extended Features If desired select the rise time profile under Extended Features The default setting is Rise Time Profile 4 REMARQUE Assurez vous que le contr le de la pression est sup rieur au r glage PEEP tabli par la soupape m canique PEEP Assurez vous que la pression de ventilation est s lectionn e Si souhait s lectionnez le d bit de terminaison optionnel et le pourcentage de d bit de terminaison sous Caract ristiques tendues Si souhait s lectionnez le profil du temps de mont e sous Caract ristiques tendues Le r glage par d faut est Temps de mont e a profil 4 Page 6 24 LTVO Series ventilator Operator s Manual p n 10664 Rev T Pressure Support This optional control establishes the target pressure above 0 cmH 0 for Pressure Support patient breaths If Pressure Support is set to dashes all patient breaths will be given as Spontaneous breaths Inspiratory flow for Pressure Support and Spontaneous breaths is controlled to meet the patient demand Pressure Pressure Control Control PEEP PEEP Paw Paw Profile 1 Faster Rise Time Profile 9 Slower Rise Time To set Pressur
30. p n 10664 Rev T XDCR FAULT When a transducer autozero test fails the XDCR FAULT alarm is generated Transducer autozeros are scheduled at periodic intervals during ventilator operation This allows the ventilator to adjust the zero pressure readings as the ventilator warms up and environmental conditions change If an autozero test fails it will be automatically rescheduled to run again on the next breath The XDCR FAULT alarm will remain active until a valid autozero can be done If the XDCR FAULT persists remove the ventilator from service and immediately contact a certified Pulmonetic Systems service technician or Pulmonetic Systems When a XDCR FAULT alarm occurs e The autozero for the transducer is rescheduled to run again on the next breath e The XDCR FAULT message is flashed in the display window e The audible alarm is sounded To reset the XDCR FAULT alarm 1 Push the Silence Reset button twice This alarm is not available in NPPV mode Z N WARNING XDCR FAULT alarm Continued operation of the LTV Series ventilator with an activated XDCR FAULT alarm may result in inaccurate flow and volume measurements Should this condition occur disconnect the patient from the ventilator provide an alternative method of ventilation and immediately contact a certified Pulmonetic Systems service technician or Pulmonetic Systems Inc Z N AVERTISSEMENT Alarme XDCR FAULT L op ration continue du ventilateur de la s
31. rification du ventilateur afin de s assurer du fonctionnement ad quat de l alarme des affichages et des commandes du ventilateur Le d faut de v rifier l tanch it du circuit respiratoire du patient avant le raccordement un patient peut tre nocif pour le patient ou provoquer une ventilation inefficace Lorsqu un humidificateur chauffant est employ il convient de l inclure dans le circuit en proc dant la v rification de l tanch it Operator s Manual LTV Series ventilator Page 11 1 p n 10664 Rev T To enable the Ventilator Checkout menu 1 Disconnect the patient from the ventilator and ventilate the patient using an alternative method 2 Turn the ventilator off 3 Ensure that the AC Adapter is connected to a valid AC power source and verify that the External Power and Charge Status LEDs are illuminated 4 Push and hold the Select button Continue to hold the Select button and press the On Standby button REMOVE PTNT should be displayed if not power down the ventilator and repeat steps 2 through 4 5 An audible alarm alternating on off tone will sound while REMOVE PTNT is displayed Select Button Display Area Press and hold first REMOVE PTNT is displayed Tidal Volume PresContol Insp Time mi HO lt BE 868 88 88 E E EE On Standby Button Press second 6 Clear the alarm by pressing the Silence Reset button The audible alarm silences and the display changes to VENT CHECK Disp
32. ui AA eed dae ed di 10 8 Variable Flow Termination iii 10 9 Variable Time Termination iii 10 10 Pressure Control Flow Termination uuui kek kk k KAKA kK KA KAKA KA 10 11 ESak COMPENSAION Catita liela kiry LE ation VE DED x la ken k bak nen ra keya 5 etat meee z beye d n 10 12 NPPV Modena A ieee a bd ten det A 10 13 O2 Flush LTV 1000 Only ii TEKES A sek Ey K k kak nn kulane kak kuy anka kan e Kin 10 14 Control Unlock DH KO et A A r ds A 10 15 Language Selection i kaya kay la nabe han Maka hand DAKE hena dak ke TIKA keka ale hana Nas Et 10 15 Software V rSION n 4 BoA a kak I Wira dekar AS NAV wl EA AA dan a dada des 10 16 Usage Meter antenne ar a te eta nn at 10 16 COMMUNICAIONS SOtINO clic etienne te ete tirer da bay a Wa Tara mnt Feda bnn ke 10 16 LE SM BI SER AEA ne DRE E e cer Perr ee TE meee ee cere errr rer 10 17 Set MIME seeds A eta Mineral SEARS Goel Kad ithe ana ai 10 18 DEIA oldani DDeTDTDEUDe D DD DD D D D DJJJrr rrrrrrrrrrmrrrXW ar 10 18 PIPED e o a a aaa a M mi tit 10 19 Model Number Serial Number uu kak kk kek kk kk k KEKE KE KA E KAKA KA KA KA KA 10 19 Valve Home POSO 22 A a a A A A eA ees 10 20 Set D fauts e o o e di eno lo Ant dd 10 20 O2 Cylinder Duration LTV 1000 Only is 10 21 D aa r col A Rte da cashdee vee Modan Rent rd tele esse Ml etes et Da 10 22 Transd cerAUtOZ D N Dy
33. 15 2 Low Pressure Alarm 6 12 10 4 15 2 Low Pressure O Source 6 13 9 12 LPP ALARM 6 12 10 4 LPPS OFF 9 29 LTM Compatibility 10 19 LTM Graphics Monitor C 15 LTV1000 10 19 LTV900 10 19 LTV950 10 19 M Maintenance B 1 Manometer See Displays Airway Pressure Manual Breath Button 6 17 MAP 8 2 8 3 Mean Airway Pressure 8 2 8 3 Message Window See Displays Window Minimum Exhalation Time 3 1 Minimum Inspiratory Time 3 1 Minute Volume 8 2 8 4 Mode Buttons 5 3 Model Number 10 19 Modes 4 1 Apnea Backup 4 2 4 3 4 4 Assist Control 4 1 Control 4 1 CPAP 4 3 NPPV 4 5 10 13 Pressure 4 6 6 32 SIMV 4 2 Volume 4 6 6 32 Monitor Window See Displays Window Monitored Data See Monitors Monitored Data Displays 6 27 8 2 Monitors 6 27 Calculated Peak Flow 8 2 8 4 Exhaled Minute Volume 8 4 Exhaled Tidal Volume 8 2 8 4 f 8 3 IE Ratio 8 2 8 4 MAP 8 2 8 3 Mean Airway Pressure 8 2 8 3 Minute Volume 8 2 NO CAL 9 21 15 18 Peak Inspiratory Pressure 8 2 8 3 PEEP 8 2 8 3 PIP 8 2 8 3 Total Breath Rate 8 2 8 3 Vealc 8 2 8 4 VE 8 2 8 4 Vte 8 2 8 4 N NIST Adapter C 13 NO CAL 8 1 9 21 15 18 NO CAL DATA 9 21 15 18 Non Invasive Positive Pressure Ventilation See NPPV mode NPPV Mode 4 5 10 13 Indicator 7 6 Nurse Call See Patient Assist Call O O Bleed In 6 16 O2 Cylinder Dur
34. 5 6 8 A 1 F 2 Extended Features 5 3 6 27 6 29 Navigation 10 2 External Battery 14 3 Disposal 14 4 External Power 7 5 14 4 14 9 F f 8 2 8 3 f PEEP OFF 9 27 Fan Filter 13 2 Filter O Inlet 13 4 Flashing Controls Displays 5 6 FLOW TERM 3 4 3 5 6 23 6 25 10 9 10 11 Flow Trigger See Triggers H Help 2 3 B 2 HI PEEP OFF 9 27 HIGH f 9 11 10 5 15 19 HIGH O2 PRES 9 12 15 2 HIGH PEEP 9 13 10 5 15 19 HIGH PRES 6 4 9 14 10 4 15 2 15 16 15 17 High Pressure Alarm Delay See HP DELAY High Pressure Limit 14 5 15 2 High Rate Alarm See HIGH f Hours in Operation 10 16 HP DELAY 10 4 15 16 Humidifier C 11 HW FAULT 9 16 13 2 15 18 Operator s Manual p n 10664 Rev T I IE Ratio 8 2 8 4 Inactive Alarm 6 30 Inlet Filter 13 3 INOP 9 17 INSP HOLD 6 5 A 1 Insp Exp 6 5 6 6 6 8 Inspiratory Hold 6 6 A 1 F 2 Inspiratory Time 6 10 Inspiratory Expiratory 6 5 6 6 6 8 9 8 A 1 Internal Battery 14 11 Battery Life 14 11 Charge Status 14 11 Charging 14 11 Disposal 14 11 L LANGUAGE 10 15 LEAK 11 8 Leak Compensation F 2 Leak Test 11 8 Limiting 5 6 15 3 LMV LPPS OFF 9 28 LMV OFF 9 28 LOCKED 5 7 9 29 15 3 LOW MIN VOL 6 11 9 18 15 2 Low Minute Volume 6 11 9 18 15 2 LOW O2 PRES 9 19 15 2 Low Peak Pressure Alarm See LPP ALARM See Low Pressure Alarm LOW PRES 6 12 9 20 10 4
35. Do not install a wet or damp filter into the LTV Series ventilators This could damage the ventilator ATTENTION Filtres mouill s ou humides Ne pas installer des filtres mouill s ou humides dans les ventilateurs de la s rie LTV Cela pourrait endommager le ventilateur Operator s Manual LTV Series ventilator Page 13 5 p n 10664 Rev T Cleaning the Exhalation Valve and Reusable Patient Circuit WARNING Patient Circuits Pulmonetic Systems Patient Circuits Exhalation Valve Assemblies and Water Traps are shipped clean not sterile Ultra Violet Light Sensitivity The material used in the tubing of the Reusable Patient Circuits is not UV stable Avoid exposure of the tubing to UV light AN AVERTISSEMENT Circuits du patient Les circuits du patient du Pulmonetic Systems les valves expiratoires et les collecteurs d eau sont exp di s propres mais pas st riles Sensibilit la lumi re ultraviolette Les mat riaux utilis s pour la tubulure des circuits du patient ne sont pas stables sous rayons UV Eviter d exposer la tubulure la lumi re UV CAUTION Proximal Sense Lines Do not remove the proximal sense lines from the patient wye Care of the Exhalation Valve The exhalation valve is a delicate assembly and may be damaged if e Care is not exercised when handling or cleaning it e Cleaning instruments or foreign bodies are inserted into it e High pressure gas nozzles are used to dry i
36. Easy unlocking is the default and this setting is changed using the Extended Features menus To turn the Control Lock on 1 Push the Control Lock button The Control Lock LED is on whenever the front panel controls are locked If you push a button while the controls are locked 1 The Control Lock LED will flash 2 LOCKED will be displayed in the display window 3 The button push is ignored To turn the Control Lock off with Easy unlocking 1 Push the Control Lock button To turn the Control Lock off with Hard unlocking 1 Push and hold the Control Lock button for 3 seconds These controls are not affected by the control lock and operate even when the control lock is on Manual Breath Silence Reset Select Contro Retention Once a control value is set that value will be retained in non volatile memory The settings retained in non volatile memory will be used when the ventilator is next powered up 12 See Chapter 10 Extended Features Control Unlock for more information 13 Non volatile memory is memory that is not erased when the ventilator is turned off or disconnected Operator s Manual LTV Series ventilator Page 5 7 p n 10664 Rev T Page 5 8 LTV Series ventilator Operator s Manual p n 10664 Rev T Chapter 6 CONTROLS This section explains how each of the LTV Series ventilator front panel controls work Assist Control SIMV CPAP Modes This button toggles between Assist Control an
37. External Battery Kit Operator s Manual The battery may be set and operated from any position but always secure the battery box in place and keep the battery box in a stable accessible position near the LTV Series ventilator Keep all cords away from footpaths and moveable equipment and tie them to unmoving surfaces such as the ventilator stand or bed post Refer to your LTV Series External Battery Kit Operator s Manual P N 10890 for other safety information extended operating procedures and troubleshooting techniques 70 LTV Series External Battery Kit Operator s Manual P N 10890 Operator s Manual LTVO Series ventilator Page 14 5 p n 10664 Rev T Using the Automobile Cigarette Lighter Adapter An optional Automobile Cigarette Lighter Adapter is available to power the LTV Series ventilator while operating in a vehicle This adapter is designed to connect to high power pre wired 12V automobile cigarette lighter or auxiliary power outlets capable of supplying at least 20 amperes of current e Newer vehicles have Auxiliary Power Outlets which typically have lower contact resistance and higher amperage ratings than Automobile Cigarette Lighter Outlets and should be used when available e The use of third party installed automobile cigarette lighter style power outlets is not recommended i e on battery boxes or wheelchairs N WARNING Before Using Automobile Cigarette Lighter or Power Outlets Before us
38. FLT1 XDCR WID 62 Differential pressure transducer Wide XDC FLT1 Operator s Manual p n 10664 Rev T channel fault LTV Series ventilator Page E 7 Page E 8 LTVO Series ventilator Operator s Manual p n 10664 Rev T Appendix F GLOSSARY TERM AC DEFINITION Alternating Current Airway circuit The airway tubing that connects the ventilator and the patient Airway pressure The airway pressure measured at the exhalation valve Airway pressure display A bar graph type display composed of 60 LEDs This display shows the real time airway circuit pressure from 10 cmH20 to 108 cmH O Alarm An audible and visual announcement that an alarm condition has been met Audible notification includes an oscillating or continuous tone Visual notification may include flashing displays illuminated LEDs and text messages shown in the display window Apnea Apnea happens when the time between breath starts exceeds the set apnea interval Apnea backup Apnea Backup Ventilation begins when an apnea alarm occurs and ventilation continues until the patient initiates 2 consecutive breaths or the alarm Apnea interval is canceled by an operator Apnea Backup Ventilation is given in the Assist Control mode The maximum period of time allowed between breath starts If the time between breath starts exceeds this interval an Apnea alarm occurs Assist Control mode A mode of ventilation where th
39. Inc A AVERTISSEMENT Ventilation alternative ll est recommand qu un moyen alternatif de ventilation soit disponible en tout temps et que tous les op rateurs de ventilateur soient pleinement familiers avec les proc dures de ventilation d urgence Alarme INOP Si une alarme INOP survient au cours de l op ration ventilez le patient l aide de la m thode alternative retirez imm diatement le ventilateur du service et contactez imm diatement votre technicien de service certifi de Pulmonetic Systems ou Pulmonetic Systems Inc NOTE An INOP alarm is generated as a part of the normal process of switching the ventilator from On to the Standby state and does not indicate a problem with the ventilator The INOP LED will remain lit for a minimum of 5 minutes and does not affect battery life REMARQUE Une alarme INOP est g n r e au cours du processus normal de commutation du ventilateur de la position On Marche la position Standby State Etat d attente et n indique pas un probl me de fonctionnement du ventilateur La DEL INOP restera allum e durant au moins 5 minutes et n affecte en rien la dur e de vie de la batterie The audible chirp occurs after the Inop Alarm sounds for longer than 0 8 seconds and is then silenced Operator s Manual LTV Series ventilator Page 9 17 p n 10664 Rev T LOW MIN VOL When the exhaled minute volume VE is less than the Low Minute Volume setting the LOW MIN VOL alarm
40. Le diaphragme de la soupape d expiration doit tre v rifi quotidiennement et remplac au besoin Alarme ALARME PMAX continue Dans des conditions d alarme de haute pression prolong es ALARME PMAX la turbine du ventilateur s arr te et le gaz n est plus transmis au patient D branchez le patient du ventilateur et utilisez une autre m thode de ventilation Pour plus de d tails sur l tat ALARME PMAX reportez vous au chapitre 15 Troubleshooting Alarms Operator s Manual LTV Series ventilator Page 1 7 p n 10664 Rev T Z N AVERTISSEMENT Dur e d utilisation de la batterie Lorsque la batterie atteint le niveau BAT INT BASS le ventilateur fonctionne pendant environ 10 minutes avant d mettre une alarme de batterie faible BAT INT VIDE Cette dur e approximative est bas e sur des tests avec des param tres nominaux une nouvelle batterie et un cycle de chargement complet de 8 heures tel que sp cifi dans l Annexe A Sp cifications du ventilateur La dur e d utilisation r elle pourrait tre sup rieure ou inf rieure selon les param tres du ventilateur la demande du patient et l ge ou l tat de la batterie Il est fortement recommand qu une source d alimentation alternative soit connect e AVANT que le ventilateur n atteigne l tat d alarme BAT INT VIDE afin d assurer une ventilation continue et ininterrompue au patient Alarme BAT EMPTY Une alarme BAT EMPTY indique que la pile interne est pra
41. Maintenance kk kk kk B 1 Recommended Maintenance Schedule conca ek cnn ek kk KK kk KAKA KAKA KAKA KARA KARA B 1 Service ASSISTANCE Pont AE dee ak eek anit B 2 Appendix C Installation and Checkout hk h KAKSsukkk kk C 1 Installation NAS St ias ne near k KE k KE KA KE KA KAKA KAKA KA KA HA KA HA KA HA A KAK Need C 1 Operator s Manual LTV Series ventilator Page ix p n 10664 Rev T Unpacking the Ventilator Instructions ss C 1 Protective Boots iia talline dan nn Ge daria dae need C 2 Protective Boot Removal iii C 3 Protective Boot Installation ss C 6 Patient Breathing Circuit Connection Instructions ccccceceeeeeeeeeceeeeeeeaeeeeaeeseaeeetaeeetaeenenes C 9 Patient Breathing Circuit Connection Instructions L Ek kk k C 10 Oxygen Lines Connection Instructions cccceeeceeeeeee cent eeeeaeeeeneeceeaeeesaaeeeeaeeseeeesaeeesnaeeenees C 12 Patient Assist Call System Connection Instructions C 14 Communications Portada dada date DEK C 15 ETM Graphics Monitos a du e VERE as WR dd aka dad da k an C 15 Using the Remote Alarm Cable iii C 16 Checking the Ventilator for Proper Operation ss C 18 Ventilator Proper Operation Worksheet ss C 20 Appendix D Principles Of Operation D 1 OVA t ass rent dentelles enter Rae tes annees Media en etes la tela D 1 Appendix E
42. Operating the ventilator on the internal battery until it is fully depleted Electrostatic Discharge ESD e Other transient causes When a RESET alarm is generated An error code is written to the Event Trace indicating the type of problem detected e The ventilator resets itself and performs the Power On Self Tests POST e If no further problems are detected the ventilator resumes operation The RESET message is flashed in the display window The audible alarm is sounded To reset the RESET alarm 1 Push the Silence Reset button twice This alarm is not available in NPPV mode NOTE When a RESET alarm has occurred check the Event Trace for more information about the problem See Appendix E Event Trace for more information about events Repeated occurrences of the RESET alarm may indicate a problem with the ventilator s hardware Please immediately contact a certified Pulmonetic Systems service technician REMARQUE Lorsqu une alarme Remise z ro se produit v rifiez le suivi de l v nement pour obtenir plus d informations sur le probl me Consultez l Annexe E Suivi de l v nement pour plus d informations propos de l v nement Des occurrences r p titives de l alarme Remise z ro peuvent indiquer un probl me mat riel avec le ventilateur Veuillez contacter imm diatement un technicien de service certifi de Pulmonetic Systems Operator s Manual LTV Series ventilator Page 9 25
43. Page C 10 LTV Series ventilator Operator s Manual p n 10664 Rev T Ventilator without Humidifier 1 Connect the main breathing tube to the 22mm outlet port on the right side of the ventilator CAUTION Install circuit so LTV Series connectors are UP Ventilator Patient Circuit Assembly Without Humidifier 2 Connect the two exhalation flow transducer sense lines to the ports marked Flow Xdcer on the right side of the ventilator These are non interchangeable Luer fittings 3 Connect the exhalation valve drive line to the port marked Exhl Valve on the right side of the ventilator Ventilator with Humidifier 1 Attach the main breathing tube to the outlet port on the humidifier 2 Connect the humidifier circuit tube not included in reusable circuit configurations to the 22mm outlet port on the right side of the ventilator and to the inlet port of the humidifier CAUTION Install circuit so connectors are UP LTV Series Ventilator Humidifier Patient Circuit Assembly With Humidifier 3 Connect the two exhalation flow transducer sense lines to the ports marked Flow Xdcer on the right side of the ventilator These are non interchangeable luer fittings 4 Connect the exhalation valve driveline to the port marked Exhl Valve on the right side of the ventilator Operator s Manual LTV Series ventilator Page C 11 p n 10664 Rev T Oxygen Lines Connection Instructions
44. Pressure Mode button Pressure Control button O O2 Flush button or Low Pressure O Source button do not display message when pushed Wrong model selected in maintenance mode Immediately contact a certified Pulmonetic Systems service technician Circuit connections or accessories are leaking Wye is not properly capped Leak Test Leak test fails Reseat or replace the leaking circuit parts accessories or connections Verify the wye is securely capped Internal problem with the Immediately contact a certified Pulmonetic Systems service technician ventilator Leak Test Internal problem with the Leak test fails with turbine LEAK FAIL message Immediately contact a certified Pulmonetic Systems service technician Vent Inop Alarm Test Alarm sounder blocked Audible alarm too soft Check the alarm sounder opening in the right side of the ventilator to verify the opening is not blocked Internal problem with the ventilator Immediately contact a certified Pulmonetic Systems service technician Vent Inop Alarm Test Alarm sounder blocked Alarm does not sound Check the alarm sounder opening in the right side of the ventilator to verify the opening is not blocked Internal problem with the ventilator Immediately contact a certified Pulmonetic Systems service technician Vent Inop Alarm Test The Vent Inop LED is not ill
45. Pressure alarm to 60 Set the Low Pressure Alarm to 5 C 18 and clear the alarm 2 E Set the High Pres Limit to 10 HIGH PRES alarm activates cmH 0 below the Peak Inspiratory Pressure Reset the High Pressure Limit alarm C 18 to 100 and clear the alarm 2 F Connect 40 to 80 PSIG oxygen to C 18 External oxygen monitor should read 55 to the unit and set the O2 control to 2 G 65 O 60 Connect an external oxygen monitor to the patient circuit No alarms activate LTV 1000 Only Reset O control to 21 C 19 LTV 1000 Only 2 H Disconnect the high pressure sense C 19 DISC SENSE alarm activates on the next line from the ventilator 2 I breath Reconnect the high pressure sense C 19 line and clear the alarm 2 J Change control settings as follows C 19 Selected Monitors should read as follows Mode Pressure Assist Cnitl 2 K Pressure Control 40 PIP 36 to 44 cmH20 Ar Se PEEP 17 to 23 cmH20 LTV 950 1000 Only PON No alarms activate Disconnect AC Adapter from C 19 POWER LOST alarm activates Ventilator at pigtail cable connector 2 L Battery Level LED illuminates showing the charge level Ventilator continues to operate from the internal battery Operator s Manual p n 10664 Rev T LTV Series ventilator Page C 21 Page C 22 LTV Series ventilator Operator s Manual p n 10664 Rev T Appendix D PRINCIPLES OF OPERATION Overview The LTV Series ventilator utilizes
46. Push the Select button e xx data is displayed e xx is the chronological number of the event occurrence e data is the data associated with the first occurrence of this event for software versions 3 01 or earlier e For software version 3 11 the data associated with the first occurrence is displayed in the initial occurrence recordings and the data associated with the latest occurrence in the secondary occurrence recordings of the same type of event For some events the data field will be blank 8 Push the Select button to return to the initial display 9 Turn the Set Value knob clockwise or counterclockwise to view other events 10 To exit the EVENT TRACE turn to EXIT and push the Select button or push Control Lock For more information about how these codes are used see the LTV Series ventilator Service Manual P N 10665 or contact a certified Pulmonetic Systems service technician Date is displayed in the currently selected date format Page E 2 LTV Series ventilator Operator s Manual p n 10664 Rev T Event Codes This section includes a list of the event codes that can be recorded in the Event Trace Event Codes by Code Operator s Manual p n 10664 Rev T LTV Series ventilator Code Event Name Event Associated Alarm 01 VENT 1 Power on None 02 VENT 0 Power off None 03 HOUR MTR Set hour meter None 04
47. REMARQUE Lorsque le d filement automatique est actif et en fonction du contexte les messages suivants seront galement affich s avec les donn es surveill es Vmin ARRET f HTE ARRET PminAl ARRET PEPmax ARRET Vm Pmin NON f PEP ARRET 3 See Chapter 9 Ventilator Alarms Alarm Status Messages for additional information Page 8 2 LTV Series ventilator Operator s Manual p n 10664 Rev T PIP xxx cmH20 The Peak Inspiratory Pressure PIP monitor displays the greatest pressure measured during the inspiratory phase and the first 300 ms of exhalation Monitored PIP data is measured and displayed at the completion of inspiration MAP xx cmH20 The Mean Airway Pressure MAP monitor displays a running average of the airway pressure for the last 60 seconds MAP data is recalculated and displayed in 10 second intervals PEEP xx cmH20 The Positive End Expiratory Pressure PEEP monitor displays the pressure in the patient circuit at the completion of exhalation PEEP data is displayed at the completion of exhalation Z N WARNING Accuracy of PEEP setting Variations in the patient s breathing pattern and or leaks in the patient circuit including leaks around the tracheostomy tube cuff can affect PEEP PSI recommends that the clinician set the PEEP to the prescribed level on a test lung while observing the PEEP value in the LTV display window The clinician should also periodically monitor the PEEP valu
48. Set Insp Set Insp Time Time Volume Control Breaths When the combination of inspiratory time and tidal volume result in an initial flow of lt 20 Lpm the final flow remains at 10 lpm and the waveform is flattened Initial flow is Final flow is Initial flow is Final flow is 50 of lt 20 Lpm 10Lpm gt 20 Lpm initial flow Longer Insp Time E Shorter Insp E Time Volume Control Breaths Operator s Manual LTV Series ventilator p n 10664 Rev T Page 3 2 Pressure Control Breaths For Pressure Control breaths flow is delivered to elevate the circuit pressure to the Pressure Control setting and maintain it at that pressure for the set Inspiratory Time Pressure Control breaths may be machine or assist type breaths Flow delivered to Flow delivered to meet set pressure meet set pressure Breath cycles at E Breath i i terminates at i set Insp Time set Insp Time Set Pressure Paw E Set Insp 5 E Set Insp i Time i Time Pressure Control Breaths Shown with examole flow patterns for two different patient conditions Adjusting the Rise Time Profile changes the flow and pressure waveforms for Pressure Control breaths V Profile 4 Profile 9 Faster Rise Time i Slower Rise Time Set Pressure Paw Adjusting Rise Time on Pressure Control Breaths Operator s Manual LTV Series ventilator Page 3 3 p n 10664 Rev T Pressure Control Breaths cont
49. System 15 19 REMOVE PTNT 9 24 11 2 RESET 9 25 15 18 Reusable Patient Circuit Cleaning 13 7 RISE TIME 3 3 6 23 6 25 10 8 Rise Time Profile See RISE TIME RT XDCR DATA 10 27 15 5 RUNAWAY 15 18 S Scrolled Automatically 9 27 9 28 9 29 Scrolling 8 2 F 4 Select Button 6 27 Sensitivity 6 28 Serial Number 10 19 Service 2 3 B 2 SET DATE 10 17 Set Defaults 10 20 SET TIME 10 18 Set Value Knob 6 29 Page G 4 LTV Series ventilator Setting a Control See Controls Setting Settings Ventilator Checklist 12 10 Silence Reset Button 6 30 Silence Period 6 30 Silencing Alarms See Alarms Silencing SIMV Mode 4 2 Software Version 10 16 Specifications A 1 Spontaneous Breath 3 6 STACK 15 18 Standby 6 20 Sterilizing 13 1 T Taper Waveform 3 2 6 31 Test Alarm 15 21 Tidal Volume 6 31 8 4 Time 10 18 TIME TERM 3 5 6 25 10 10 15 2 Total Breath Rate 8 2 8 3 Transducer Autozero 10 23 Transport Battery System 14 10 Triggers 3 1 4 6 6 28 7 6 Troubleshooting 15 1 U Universal Power Supply kit 14 10 Unlock 10 15 15 3 15 4 Usage Meter 10 16 USAGE xxxxx x 10 16 V Valve Home Position 10 20 Variable Flow Termination See FLOW TERM Variable Rise Time See RISE TIME Variable Time Termination See TIME TERM Vcalc 8 2 8 4 VE 8 2 8 4 VENT CHECK 11 2 exit 11 12 VENT CHECK Menu 11 1 Vent Inop 7
50. VENT CHECK etc until EXIT is displayed 2 Push the Select button while EXIT is displayed 3 Alternatively push the Control Lock button until normal ventilation mode is restored POST will be performed and the ventilator will begin ventilation using the previously stored settings Page 11 12 LTV Series ventilator Operator s Manual p n 10664 Rev T Chapter 12 OPERATING PROCEDURE This section describes how to turn the LTV Series ventilator on and off and how to set up the ventilation modes To Turn the Ventilator On 1 Connect the unit to an external source of power The AC power adapter may be used or the ventilator may be connected to an external battery e The External Power LED is lit to indicate the external power source voltage level e The ventilator begins charging the internal battery from the external source e The Charge Status LED is lit to indicate the charge progress NOTE In the absence of an external power source the ventilator automatically begins operation using the internal battery Do not operate the LTV exclusively on the internal battery as a standard operating practice The internal battery should be used for emergency situations only or for short periods while switching between external power supply connections REMARQUE S il n y a pas de source d alimentation externe le ventilateur s alimente automatiquement de la pile interne Ne pas utiliser le LTV exclusivement avec la ba
51. Value knob HI PEEP OFF The HI PEEP OFF message is displayed when e The High PEEP alarm is turned off by being set to HI PEEP OFF and e The High Breath Rate alarm HIGH f is turned on This is an informational message only The message is displayed at power up when monitored data is being scrolled automatically and when no front panel activity is detected for 60 seconds To clear the HI PEEP OFF message 1 Push any front panel button or turn the Set Value knob WARNING Accuracy of PEEP setting Variations in the patient s breathing pattern and or leaks in the patient circuit including leaks around the tracheostomy tube cuff can affect PEEP PSI recommends that the clinician set the PEEP to the prescribed level on a test lung while observing the PEEP value in the LTV display window The clinician should also periodically monitor the PEEP value in the LTV display window Using an inaccurate PEEP setting due to a patient leak can result in less than prescribed PEEP or undesirable increases in patient circuit pressure when the patient circuit leak changes Z NA AVERTISSEMENT Exactitude du param tre PEP Les carts dans le mode de respiration du patient et ou les fuites du circuit du patient y compris les fuites autour du ballonnet pour canule de trach ostomie peuvent affecter le PEP Des tudes et investigations pr liminaires recommandent que le clinicien d finisse le PEP au niveau prescrit sur un poumon d essai tout en obse
52. alimentation 71 Pulmonetic Systems Automobile Cigarette Lighter Adapter P N 10703 Page 14 6 LTVO Series ventilator Operator s Manual p n 10664 Rev T CAUTION Automobile Cigarette Lighter and Power Outlets Automobile cigarette lighter and power outlets are normally wired for a positive center contact and ground sleeve contact Connecting the ventilator to an improperly wired outlet will cause the adapter fuse to blow and may damage the adapter or the ventilator Automobile Cigarette Lighter Outlet Power Rating Running a ventilator from an improperly rated automobile cigarette lighter outlet less than 20 amperes may cause a fuse in the automobile to blow causing the ventilator and possibly other accessories in the automobile to stop operating Automobile Cigarette Lighter Adapter Do not operate the ventilator from the Automobile Cigarette Lighter Adapter while starting the vehicle or when jump starting the automobile Doing so may cause damage to the ventilator Automobile Cigarette Lighter Adapter Tip Use care when disconnecting the Automobile Cigarette Lighter Adapter after use its tip may be hot Automobile Cigarette Lighter Outlet Depending on the condition of the automobile battery whether the automobile is turned off being started or running automobile cigarette lighter outlets can provide varying levels of voltage in some the outlet only operates when the vehicle is running Verify which power source the ven
53. all High Pressure alarms When DELAY 1 BRTH or DELAY 2 BRTH is selected and a high pressure condition occurs the breath is terminated and the HIGH PRES message is posted The audible alarm is not sounded until the number of consecutive breaths with a high pressure condition meets the delay setting two breaths for DELAY 1 three breaths for DELAY 2 Any time a high pressure condition persists for more than 3 seconds the audible alarm will be sounded regardless of the delay setting To modify the High Pressure Alarm Display 1 Push the Select button while HP DELAY is displayed 2 NO DELAY DELAY 1 BRTH or DELAY 2 BRTH is displayed 3 Turn the Set Value knob until the desired setting is displayed 4 Push the Select button Options NO DELAY DELAY 1 BRTH DELAY 2 BRTH Low Peak Pressure Alarm Use the LPP ALARM item to select the type of breaths that the Low Pressure alarm applies to When ALL BREATHS is selected the Low Pressure alarm setting applies to all breath types Volume Control Pressure Control Pressure Support and Spontaneous When the peak pressure during any breath does not exceed the Low Pressure setting the LOW PRES alarm will occur When VC PC ONLY is selected the Low Pressure alarm setting applies only to Volume Control and Pressure Control breaths It does not apply to Pressure Support and Spontaneous breaths When the peak pressure during any Volume Control or Pressure Control breath does not exceed the Lo
54. an electromechanical pneumatic system under the control of a microprocessor to deliver patient ventilation The following diagram and description illustrates the major components of the ventilator and their respective functions Microprocessor Control System 3 02 Pres Xducer grrr LTV 1000 Only alve SS Y A Accumulator Se Ds Silencer Inlet Filter CE a MH Di 2 Il 2 OU 1 LU x Wye and Flow Sensor ce s Blender LTV 1000 Only Over Pres Subambient Relief Relief Valve Valve Room air enters the ventilator through a flexible foam Inlet Filter After exiting the filter the air enters an Accumulator Silencer where it mixes with oxygen delivered from the Oxygen Blender In addition this chamber provides acoustic silencing to reduce the Rotary Compressor input noise Mixed gas then enters the Rotary Compressor where energy is added to the gas stream as required to meet the pressure and flow delivery requirements of the current ventilation settings Gas exiting the Rotary Compressor output port enters another Silencer This chamber dampens acoustic noise from the Rotary Compressor Upon exiting the silencing chamber the gas flow splits in two paths Gas flow for ventilation diverts to the Flow Valve while excess flow is recirculated through the Bypass Valve to the inlet Accumulator Silencer The Bypass Valve maintains Flow Valve inlet pressure high enough above Flow Valve outlet pressure to ensure a positiv
55. be displayed at normal or dimmed intensity or may be blanked A display will be displayed at normal intensity e When itis selected for change All other displays will be dimmed e When it is active in the current ventilation mode Dimmed displays are not active in the current mode NOTE Be sure to set any controls that may be used in Apnea Backup ventilation to appropriate values Even though these controls are dimmed they will be used if apnea should occur REMARQUE Assurez vous de r gler aux valeurs appropri es tous les contr les susceptibles d tre utilis s en mode ventilation de secours pour l apn e M me si ces contr les sont en veilleuse ils seront utilis s en cas d apn e A display will be displayed at dimmed intensity e When another control is selected for change e When it is not active in the current ventilation mode A display will be blank e To conserve battery power while operating from battery power e If no button pushes or control knob activity occurs for 60 seconds the displays are turned off The display window 7 segment control displays and LEDs are turned off Anytime an alarm occurs or if an alarm message is already displayed the display window will remain active The Airway Pressure display is always active e To turn the displays back on push any button or turn the control knob e When an option such as oxygen blending is not installed e When a control feature is not available such
56. become dislodged 2 Remove exhalation valve diaphragm and compression spring Caution 22mm Proximal Sense Lines Install in circuit Connector Do Not Remove this side up Low Pressure X AD Ap High Pressure o DDD DDM D nm Ventilator Patient 7 Oy SPB oy bs gt Circuit atien Wye Exhalation Valve Body Mo Short Exhalation Circuit Lu Y Exhalation Valve Retainer Collar x Tab Cavity PEEP Valve PEEP Valve Caution Install in circuit this side up Proximal Sense Lines 22mm Do Not Remove TNA Connector y Patient Mo Circuit Patient DA ate Short Exhalation Circuit Diaphragm Sot Exhalation Valve Body Tab a Ke Tab Cavity Exhalation Valve Cap Low Pressure High Pressure Ventilator Do Not Remove PEEPLess Valve Cap Operator s Manual LTV Series ventilator Page 13 7 p n 10664 Rev T 3 To clean the exhalation valve and patient circuit remove all gross particulate matter and bathe for a minimum of 10 minutes in 50 water and 50 vinegar KlenZyme or another enzymatic cleaner warmed to 95 F to 150 F 35 C to 65 5 C Rinse gently for 2 minutes and use a low flow air source to eliminate any residual fluid Ultrasonic cleaning is not recommended To clean the water trap use a mild detergent solution followed by rinsing and drying with a low flow air source CAUTION Cleaning the Water Trap Do NOT use KlenZyme to clean Pulmonetic water traps It will ca
57. button once to silence the audible alarm 2 Push the Silence Reset button twice to reset the alarm silences the audible alarm and clears the flashing display Operator s Manual LTV Series ventilator Page 9 13 p n 10664 Rev T High PRES When the pressure in the patient circuit is greater than the High Pressure Limit setting the HIGH PRES alarm is generated When this alarm occurs any inspiration in progress is terminated and the exhalation valve is opened The turbine is stopped to allow the circuit pressure to evacuate when the high pressure condition persists for more than four times the set inspiratory time or more than 3 0 seconds whichever is less Z N WARNING Sustained HIGH PRES Alarm During a sustained High Pressure alarm condition HIGH PRES the ventilator s turbine is stopped and gas is not delivered to the patient Disconnect the patient from the ventilator and ventilate the patient using an alternative method See Chapter 15 Troubleshooting Alarms for additional information concerning the HIGH PRES alarm AN AVERTISSEMENT Alarme ALARME PMAX continue Dans des conditions d alarme de haute pression prolong es ALARME PMAX la turbine du ventilateur s arr te et le gaz n est plus transmis au patient D branchez le patient du ventilateur et utilisez une autre m thode de ventilation Pour plus de d tails sur l tat ALARME PMAX reportez vous au chapitre 15 Troubleshooting Alarms Immediate or
58. calcul es et affich es sur la quantit d oxyg ne utilisable ne doivent tre utilis es qu titre indicatif Variables de ventilation et consommation d oxyg ne Les variations dans la ventilation par minute du patient et dans le rapport inspiration expiration la modification des param tres ou l tat du mat riel fuite dans le circuit par exemple modifient le taux de consommation de l oxyg ne Lorsque la situation du patient le permet il est recommand qu une bouteille d oxyg ne de secours ou toute autre source alternative d oxyg ne soit disponible en permanence To modify the O Cylinder Duration settings 1 Push the Select button while O2 CYL DUR is displayed and CYL TYPE is displayed 2 Push the Select button while CYL TYPE is displayed and SIZE xxx is displayed 3 Turn the Set Value knob until the applicable O cylinder size is displayed volume in compressed Liters push the Select button and the cylinder size is set e Range 75 9 900 compressed Liters in increments of 1 e This setting is retained by the ventilator through shut downs and power ups until re set by an operator and used to calculate the remaining oxygen e After changing this or any ventilation setting wait approximately 20 seconds before selecting CALCULATE to allow the ventilator to monitor the oxygen flow that will be used in the calculation and display of the remaining usable time of the external O cylinder Operator s Manual LTV
59. configuration le niveau de la charge et la condition ou l ge de la batterie l utilisation de la batterie interne pour l op ration normale n est donc pas recommand e When an LTV Series ventilator is operated on its internal battery to the point that the internal battery is completely depleted the ventilator will shut down If the ventilator remains in this state the internal battery may recharge slightly within a few seconds minutes and cause the ventilator to automatically restart and operate for a short period of time This cycle may repeat several times depending on the condition of the internal battery Page 9 4 LTV Series ventilator Operator s Manual p n 10664 Rev T BAT LOW When the ventilator is operating on internal battery power and the battery charge level falls below the low threshold a BAT LOW alarm is generated When a BAT LOW alarm occurs e The Battery Level LED is displayed Amber e The BAT LOW message is displayed e The audible alarm is sounded To reset the BAT LOW alarm 1 Push the Silence Reset button twice Z N WARNING Battery run time When the battery reaches the BAT LOW level the ventilator will only run for approximately 10 minutes before generating a battery empty alarm BAT EMPTY This approximate time is based on tests using the nominal settings a new battery and a full 8 hour charge cycle as specified in Appendix A Ventilator Specifications Actual run time may be more
60. contact a certified Pulmonetic ventilator Systems service technician Patient Assist Call PNT ASSIST option set to Set PNT ASSIST option to NORMAL See System generates a PULSE page 10 6 for instructions pulsating tone or light and manufacturers instructions indicate it Defective Patient Assist Contact Patient Assist Call System Call System manufacturer or service personnel should be a Internal problem with the Immediately contact a certified Pulmonetic continuous tone or ventilator Systems service technician light Page 15 20 LTVO Series ventilator Operator s Manual p n 10664 Rev T Checkout Test Failures Symptoms Possible Causes What to Do Alarm Test Alarm volume set too high Set the alarm volume under the Extended Audible alarm level Features Menu See page 10 3 for an excessive explanation of the ALARM VOL feature Alarm Test Alarm volume set too low Set the alarm volume under the Extended Audible alarm too soft Features Menu See page 10 3 for an explanation of the ALARM VOL feature Alarm sounder blocked Check the alarm sounder opening in the right side of the ventilator to verify the opening is not blocked Internal problem with the ventilator Immediately contact a certified Pulmonetic Systems service technician Alarm Test Alarm does not sound Alarm sounder blocked Check the alarm sounder opening in the right side of the ventilator
61. d alimentation en oxyg ne Afin de diminuer le risque de pr sence d agents contaminants atmosph riques dans le ventilateur assurez vous que la r serve d oxyg ne reli e au ventilateur est propre et filtr e de mani re ad quate et que le bouchon de l orifice d alimentation en oxyg ne est correctement install a chaque fois que le ventilateur n est pas reli une source d oxyg ne externe Conduites de d tection N enlevez pas les conduites de d tection qui se trouvent sur les divisions en du circuit du patient Allume cigare et prises de courant L allume cigare et les prises de courant sont habituellement cabl s de fa on obtenir un contact central positif et un contact du manchon la terre Le branchement du ventilateur dans une prise qui n est pas c bl e ad quatement aura pour effet de faire sauter le fusible de l adaptateur et pourrait endommager l adaptateur ou le ventilateur Puissance nominale des prises d allume cigare Le branchement d un ventilateur une prise d allume cigare qui ne poss de pas la tension suffisante moins de 20 amp res peut faire griller un fusible de l automobile causant ainsi l arr t du ventilateur et ventuellement celui d autres accessoires de l automobile Adaptateur pour allume cigare Ne faites pas fonctionner le ventilateur l aide de l adaptateur pour allume cigare lorsque vous d marrez le v hicule ou lorsque vous faites une connexion provisoire d
62. deeply discharged Defective internal battery or internal problem with the ventilator Charge the internal battery for 24 hours by connecting the external AC adapter and plugging it into a good AC source If the battery is deeply discharged it may take several cycles of charging and discharging for the battery to reach a maximum charge Immediately contact a certified Pulmonetic Systems service technician Battery Charge Status LED is flashing amber Internal battery charging The Charge Status LED flashes amber while the battery charging circuit evaluates the battery asa part of the charge cycle If the battery is found to be OK the Charge Status LED will change to solid amber while the battery is charging The internal battery charges any time the ventilator is connected to an external power source If the battery is deeply discharged the Charge Status LED may flash amber for up to an hour Defective internal battery or internal problem with the ventilator Immediately contact a certified Pulmonetic Systems service technician Battery Charge Status LED is flashing red Defective internal battery or internal problem with the ventilator Immediately contact a certified Pulmonetic Systems service technician Battery Charge Status LED is solid red Operator s Manual p n 10664 Rev T Defective internal battery or internal problem with the ventilator I
63. delayed audible alarms for high pressure conditions can be selected using the Extended Features If immediate notification is selected the audible alarm will sound on every high pressure occurrence If Delayed notification is selected the audible alarm will sound on the second or third consecutive breath terminated by the HIGH PRES alarm The audible alarm will sound anytime a high pressure condition persists which stops the turbine NOTE The High Pressure alarm output signal is generated by the ventilator s Patient Assist Port for use with Remote Alarm systems This signal is dependent on the selected setting NORMAL or PULSE in the Extended Features PNT ASSIST menu See Chapter 10 Extended Features Alarm Operations for instructions on setting the Patient Assist Port output signal for use with single or dual tone Remote Alarm systems REMARQUE Le signal de sortie correspondant a l alarme de pression lev e est g n r sur le port d assistance au patient pour une utilisation avec des syst mes d alarme a distance Ce signal d pend du r glage choisi NORMAL ou IMPULSION dans le menu Fonctions avanc es PNT ASSIST Reportez vous au chapitre 10 Extended Features Alarm Operations pour plus de d tails sur le r glage du signal de sortie sur le port d assistance au patient et sur son utilisation avec des syst mes d alarme a distance fr quence simple ou double 42 For more information on selecting the High Pressure Al
64. displays and all LEDs are illuminated e Although the LTV 1000 front panel is shown below the test is applicable to all LTV Series ventilators Display Area Select Button DISPLAY is displayed Airway Pressure cmH20 nt j TRE LTV1000 DISPLAY Tidal Volume Pres Control Insp Time mi HO BEBE Pres hO NOTE The display states for the External Power Vent Inop and Charge Status LEDs are not tested in the Display Test e The External Power and Charge Status LEDs are tested and verified when the AC adapter is connected to the ventilator see page 11 2 e The Vent Inop LED is tested and verified during the Vent Inop Alarm Test see page 11 11 REMARQUE Ce test d affichage ne comprend pas l tat d affichage des DEL External Power Vent Inop et Charge Status e Les DEL External Power et Charge Status sont test s et v rifi s lorsqu on branche l adapteur CA au ventilateur voir page 11 2 Le DEL Vent Inop est test et v rifi en m me temps que l avertisseur du Vent Inop voir page 11 11 Page 11 4 LTV Series ventilator Operator s Manual p n 10664 Rev T Display Test cont Verify displays are illuminated in the following colors Display Color Display Color Airway Pressure Display Green Pressure Mode LED Green Display Window Red Assist Control Mode LED Green Breath Rate Green SIMV CPAP Mode LED Green Tidal Volume Green NPPV Mode LED Green
65. indicates that an autozero is scheduled for the next breath Turn the Set Value knob to display the EXIT option Push the Select button To schedule the Bi directional Flow Transducer Differential Autozero 1 2 3 The previous results FDb xxxx P are displayed Push the Select button An asterisk appears the pass fail indicator is removed from the display and the autozero test is scheduled for the next breath After the autozero is run on the next breath the new autozero value and the pass fail indicator are displayed If the autozero fails it will be automatically rescheduled for the next breath Page 10 24 LTV Series ventilator Operator s Manual p n 10664 Rev T Exhalation Flow Transducer Differential Autozero Narrow Use this item to view the Exhalation Flow Transducer Differential Autozero Narrow results and schedule the Exhalation Flow Transducer Differential Autozero Narrow to be run To view the Exhalation Flow Transducer Differential Autozero Narrow results 1 The previous results FDn xxxx P are displayed The final P indicates the previous zero results were within the required tolerance and the previous autozero passed If a final F is displayed the previous zero results were outside the required tolerance and the autozero failed An asterisk indicates that an autozero is scheduled for the next breath 2 Turn the Set Value knob to display the EXIT option 3 Push the Select button T
66. is generated e To prevent nuisance alarms the LOW MIN VOL alarm is suspended for the first 20 seconds of ventilator operation after power up and passing the Power On Self Tests When a LOW MIN VOL alarm occurs e The LOW MIN VOL message is flashed in the display window e The Low Minute Volume Control display is flashed e The audible alarm is sounded To reset the LOW MIN VOL alarm 1 Push the Silence Reset button twice This alarm is not available in NPPV mode Z N WARNING Low Minute Volume Control Settings The Low Minute Volume control should be set to its highest clinically appropriate value If there is a clinical need to set the Low Minute Volume alarm to lower values or off perform a clinical assessment to determine if an alternative monitor i e a Pulse Oxymeter with an audible alarm or a Cardio Respiratory Monitor should be used Z N AVERTISSEMENT R glages du contr le de volume bas par minute Le contr le du volume bas par minute doit tre ajust la plus haute valeur clinique appropri e Si l alarme de volume bas par minute doit tre ajust e des valeurs inf rieures ou mise l arr t pour satisfaire aux besoins cliniques effectuer une valuation clinique afin de d terminer si l utilisation d un autre moniteur c a d sphygmo oxym tre muni d une alarme sonore ou un moniteur cardio respiratoire s av re pertinente Page 9 18 LTV Series ventilator Operator s M
67. laquelle le ventilateur fonctionnera sur l alimentation interne d pend de plusieurs facteurs tels la configuration le niveau de la charge et la condition ou l ge de la batterie l utilisation de la batterie interne pour l op ration normale n est donc pas recommand e Operator s Manual LTV Series ventilator Page 7 5 p n 10664 Rev T NPPV The NPPV indicator LED is lit when NPPV mode is selected NPPV mode is selected under the Extended Features For more information on NPPV mode see Chapter 4 Ventilation Modes NPPV and Chapter 10 Extended Features Patient Effort This LED is lit briefly each time a patient trigger is detected See Chapter 6 Controls Sensitivity for more information on patient triggers Vent nop The Vent Inop LED is lit any time the ventilator is in the Inop state This occurs when e The ventilator is put into Standby using the On Standby button e The ventilator power sources both external and internal are insufficient to operate the ventilator e A Vent Inop alarm sounds An audible alarm sounds continuously when the ventilator enters the Vent Inop state and may be silenced by pushing the Silence Reset button While in the Vent Inop state the ventilator is set to a safe state allowing the patient to breathe spontaneously from room air 34 Non Invasive Positive Pressure Ventilation Page 7 6 LTV Series ventilator Operator s Manual p n 10664 Rev T Chapt
68. low Verify the low pressure O inlet has been when Low O Source selected Failed calibration or internal problem with the ventilator correctly calculated and set using the Input O Flow Chart see page 6 15 Pulmonetic Systems recommends the use of an Oz monitor to verify delivered O2 Adjust the entrained O flow so the monitored value shows the desired FIO See pages 6 13 and 6 18 for information on using the Low O Source and 02 features Immediately contact a certified Pulmonetic Systems service technician VHome setting does not match flow valve Immediately contact a certified Pulmonetic Systems service technician PEEP not working PEEP low PEEP sags during exhalation Operator s Manual p n 10664 Rev T Circuit leak PEEP spring not installed in exhalation valve Diaphragm incorrectly seated in exhalation valve Diaphragm installed backwards Worn PEEP spring LTV Series ventilator The LTV Series ventilator does not actively drive the exhalation valve to maintain PEEP If there is a significant leak the PEEP will drop over a long exhalation Run a leak test and reseat or replace the leaking parts or connections See page 11 8 for instructions Open the exhalation valve and remove the diaphragm and spring Reseat the spring and diaphragm valve and snap the peep valve back in place See page 13 10 for a diagram of correct exhalation valve assembly If n
69. monitor in the display window 2 Push and hold the PEEP Valve Lock then rotate the PEEP valve clockwise to increase the pressure or counter clockwise to decrease the pressure See below Z N WARNING Accuracy of PEEP setting Variations in the patient s breathing pattern and or leaks in the patient circuit including leaks around the tracheostomy tube cuff can affect PEEP PSI recommends that the clinician set the PEEP to the prescribed level on a test lung while observing the PEEP value in the LTV display window The clinician should also periodically monitor the PEEP value in the LTV display window Using an inaccurate PEEP setting due to a patient leak can result in less than prescribed PEEP or undesirable increases in patient circuit pressure when the patient circuit leak changes Z N AVERTISSEMENT Exactitude du param tre PEP Les carts dans le mode de respiration du patient et ou les fuites du circuit du patient y compris les fuites autour du ballonnet pour canule de trach ostomie peuvent affecter le PEP Des tudes et investigations pr liminaires recommandent que le clinicien d finisse le PEP au niveau prescrit sur un poumon d essai tout en observant la valeur PEP de l cran graphique LTV Le clinicien doit par ailleurs surveiller de fa on p riodique la valeur PEP de l cran graphique LTV L utilisation d un param tre PEP inappropri en raison d une fuite de patient peut potentiellement r sulter en un param tre in
70. nettoyage ou des corps trangers sont ins r s dans celle ci e Des pistolets de gaz haute pression sont utilis s pour l ass cher Ports de pression diff rentielle Une source de gaz d bit faible moins de 10 ppm doit tre utilis e pour le nettoyage des fluides et de d bris des ports de pression diff rentielle Installation de la soupape d expiration Apr s le nettoyage installez la soupape d expiration dans le circuit du patient de sorte que les lignes de d tection soient align es vers le haut pendant l op ration 6 Inspect the patient circuit exhalation valve and all accessories Replace any excessively worn or damaged components Operator s Manual LTV Series ventilator Page 13 9 p n 10664 Rev T To reassemble the exhalation valve 1 Depress the lock and set the PEEP valve to 0 2 Insert the compression spring in the center hole of the PEEP valve Make sure spring is securely seated inside the PEEP valve 3 Push the diaphragm on top of the spring Make sure the diaphragm is correctly oriented with the narrow lip fitting up inside the PEEP valve 4 Snap the PEEP valve onto the exhalation valve body ensuring the tab and cavity are aligned BE CAREFUL not to dislodge the diaphragm when snapping the exhalation body and PEEP body together 5 Slide the Exhalation Valve Retainer Collar over the Exhalation Valve and tighten rotate to the PEEP Valve Narrow Edge Snap Properly of Diaphragm Assembled
71. only to Volume Control and Pressure Control breaths and e The LMV alarm is not set to dashes This is an informational message only The message is displayed at power up when monitored data is being scrolled automatically and when no front panel activity is detected for 60 seconds To clear the LPPS OFF message 1 Push any front panel button or turn the Set Value knob This message is not displayed in NPPV mode See Chapter 10 Extended Features Control Unlock for more information Operator s Manual LTV Series ventilator Page 9 29 p n 10664 Rev T WARMUP xx When the ventilator is first powered up the transducers require up to 60 seconds of warm up time before they will operate within their normal tolerances During this warm up period the ventilator will not allow you to run the leak test or calibration If you select an option that is not available during the warm up period the WARMUP xx message is displayed When the warm up period has expired the message is removed When a WARMUP message occurs e The WARMUP message and the remaining warm up time are displayed in the window e The ventilator does not allow the restricted functions to be performed To reset the WARMUP message 1 The WARMUP message will automatically reset when the warm up period has expired Page 9 30 LTV Series ventilator Operator s Manual p n 10664 Rev T Chapter 10 EXTENDED FEATURES This section describes the options
72. or cleaning it e Cleaning instruments or foreign bodies are inserted into it e High pressure gas nozzles are used to dry it Differential Pressure Ports A low pressure air nozzle with flow less than 10 liters per minute should be used for cleaning the differential pressure ports Patient Wye Installation After cleaning install the patient wye in the patient circuit so the proximal sense lines are oriented up while operating Page 13 8 LTV Series ventilator Operator s Manual p n 10664 Rev T ATTENTION Composants r utilisables du circuit du patient Pour viter la d gradation des composants r utilisables du circuit du patient ne d passez pas les limites suivantes e 50 cycles de nettoyage ou 1 an le premier des deux pr valant Autoclave vapeur e Pression 20 Ib po e Temp rature 275 F 135 C e Dur e 6 minutes Agent de st rilisation liquide e L utilisation d agents liquide contenant plus de 2 de glutarald hyde Pasteurisation e Un cycle avec d tergent l eau ti de pendant 30 minutes et l eau chaude 165 F 74 C pendant 30 minutes e S chage dans un s choir st rile pendant plus de 1 heure ou 140 F 59 C Gaz ETO e Temp rature 131 F 55 C Entretien de la soupape d expiration La soupape d expiration est une pi ce fragile et peut tre endommag e si e Des pr cautions ne sont pas prises lors de sa manipulation ou de son nettoyage e Des instruments de
73. or leaks in the patient circuit including leaks around the tracheostomy tube cuff can affect PEEP PSI recommends that the clinician set the PEEP to the prescribed level on a test lung while observing the PEEP value in the LTV display window The clinician should also periodically monitor the PEEP value in the LTV display window Using an inaccurate PEEP setting due to a patient leak can result in less than prescribed PEEP or undesirable increases in patient circuit pressure when the patient circuit leak changes AN AVERTISSEMENT Exactitude du param tre PEP Les carts dans le mode de respiration du patient et ou les fuites du circuit du patient y compris les fuites autour du ballonnet pour canule de trach ostomie peuvent affecter le PEP Des tudes et investigations pr liminaires recommandent que le clinicien d finisse le PEP au niveau prescrit sur un poumon d essai tout en observant la valeur PEP de l cran graphique LTV Le clinicien doit par ailleurs surveiller de fa on p riodique la valeur PEP de l cran graphique LTV L utilisation d un param tre PEP inappropri en raison d une fuite de patient peut potentiellement r sulter en un param tre inf rieur au param tre PEP prescrit ou en une augmentation ind sirable de la pression du circuit du patient lorsque la fuite du circuit du patient change 6 The LTV Patient Circuit complies with ASTM Specification F 1246 Operator s Manual LTV Series ventilator Page 12 3 p n
74. or less depending on ventilator settings patient demand and battery age or condition It is highly recommended that an alternate power source is connected PRIOR to the ventilator reaching the BAT EMPTY alarm condition to ensure continuous uninterrupted patient ventilation AN AVERTISSEMENT Dur e d utilisation de la batterie Lorsque la batterie atteint le niveau BAT INT BASS le ventilateur fonctionne pendant environ 10 minutes avant d mettre une alarme de batterie faible BAT INT VIDE Cette dur e approximative est bas e sur des tests avec des param tres nominaux une nouvelle batterie et un cycle de chargement complet de 8 heures tel que sp cifi dans l Annexe A Sp cifications du ventilateur La dur e d utilisation r elle pourrait tre sup rieure ou inf rieure selon les param tres du ventilateur la demande du patient et l ge ou l tat de la batterie Il est fortement recommand qu une source d alimentation alternative soit connect e AVANT que le ventilateur n atteigne l tat d alarme BAT INT VIDE afin d assurer une ventilation continue et ininterrompue au patient Operator s Manual LTV Series ventilator Page 9 5 p n 10664 Rev T BAT LOW cont NOTE Internal Battery Use The internal battery is intended for use during short periods while switching between external power supply connections emergency situations or short duration transports The length of time the ventilator will operate on internal
75. ota caoba od 9 27 HILPEEPIORE til ts e tt mine ler 9 27 le POPP Dt rm r m EDEEUUrrrrrZTrrr D 5DT TrmhhTT 9 28 LMV LPRS ORE on d xoda ayan nus Res de e EN a We k a A E anin 9 28 EMVO BR O AY AD YU De ba re Ar a e NNN 9 28 LOCKE Da a i y WW Akr A A a eed i ee 9 29 EPPS ORP ait ste A ada yil aA ne daia AA Mi aA a e do 9 29 WARMUP XXS YEN MR AY MD aaa a DD Mase a Da ours 9 30 Chapter 10 Extended Features 0cococcccccoconononononononcnnnronononanancnnnnans 10 1 Navigating the Extended Features Menus MAL kk ek kk nc nc canon cnc nana KA KA A KA 10 2 Alanim Operallons a e e e ed 10 3 Operator s Manual LTV Series ventilator Page vii p n 10664 Rev T Alarm o CTAA E 45 44 44 553 1 et nn d nin a da Don awa 10 3 Apnea Interval ix kiy anan di niente bal n daka an ni di eects 10 4 High Pr ssure Alarm Delay k sa sesi skeeeylyek keysek tree shaban sek lk rte EA EEEREN ERRES 10 4 Low Peak Pressure Alarm kk kk kk k k k k k KEKE KEKE KAKE KE KEKE KA KAKA KAK KAKA KAKA 10 4 IQ Aks Ne Ke ance seas Kene E ARD k IN KA WE R DIK kwe n KA SOK ane DIR bee A K A VEKE NN backs 10 5 HION PEEP NY DD cade O al ed al ed a td A 10 5 A O A EE A R AUS 10 6 E XI eich A ne lee Seats ceased estas de dt nee anne Sato de nan sin Te tnt 10 6 Vent Operations SARL n de trs ta ed en ere dt anna este sain cette en den ce dent RS 10 7 Vanable RiSe TL lT
76. p n 10664 Rev T Information Assistance For additional information or troubleshooting assistance concerning the operation of the LTV Series ventilators contact a certified Pulmonetic Systems service technician or Pulmonetic Systems Inc 17400 Medina Rd Suite 100 Minneapolis Minnesota 55447 1341 Phone 763 398 8300 Customer Care Center 800 754 1914 Fax 763 398 8400 E mail info pulmonetic com Website http www pulmonetic com Operator s Manual LTV Series ventilator Page 2 3 p n 10664 Rev T Page 2 4 LTV Series ventilator Operator s Manual p n 10664 Rev T Chapter 3 BREATH TYPES This chapter contains information regarding the breath types available on the LTV Series ventilator It covers how breaths are initiated limited and cycled and when each type of breath is given The following terms are used in discussing how breaths are given Initiate What causes a breath to be given Breaths may be initiated by a patient trigger a push of the manual breath button or by the ventilator based on the set breath rate and ventilation mode Limit How the breath is controlled Breaths may be limited to a maximum circuit pressure or flow Cycle What causes the breath to be cycled from the inspiratory phase to the exhalation phase Breaths may be cycled by the ventilator when a set time or delivered volume has been reached or when an alarm condition such as a high pressure limit has been reached Spon
77. protocol is displayed 3 Turn the Set Value knob until the desired protocol is displayed 4 Push the Select button Options DATA MONITOR PRINTER and MODEM 51 Only DATA and MONITOR for LTM Graphic Monitors compatible LTV Ventilators are available at this time 52 ETM Graphics Monitor compatibility can be verified by pushing the Select button when the LTV Model Number is displayed in the Extended Features menu The message LTM will be displayed if the ventilator was originally manufactured or upgraded by Pulmonetic Systems to accommodate the LTM Graphics Monitor Page 10 16 LTV Series ventilator Operator s Manual p n 10664 Rev T Set Date Use the Set Date option to view or set the current date stored in the ventilator To view the Date 1 2 3 Push the Select button while SET DATE is displayed The current date is displayed in the currently selected date format Push the Control Lock button to exit To modify the Date 1 2 ON O O1 FW o Push the Select button while SET DATE is displayed The current date is displayed in the currently selected date format MM DD YYYY DD MM YYYY or YYYY MM DD Push the Select button YEAR xxxx is displayed Turn the Set Value knob until the desired year is displayed Push the Select button MONTH xx is displayed Turn the Set Value knob until the desired month is displayed Push the Select button DAY xx is displayed Turn the Set Valu
78. service technician Operator s Manual p n 10664 Rev T LTV Series ventilator Page 15 9 Symptoms Possible Causes What to Do Sensitivity does not appear to be Circuit leak Run a leak test and reseat or replace the leaking parts or connections See page 11 8 for accurate instructions Ventilator is Sense lines are The sense lines are not designed to be removed autocycling reversed from either the wye or the luer fittings If the sense lines have been removed and replaced incorrectly they may not seal correctly when replaced Replace the patient wye and sense lines with a known good assembly High or low side sense Check high and low pressure sense lines to be line or elbow at patient sure they are correctly attached and securely wye loose or leaking seated at both the ventilator and wye ends High or low sense lines Check the luer fitting connections for leaks are occluded Check the elbow connectors at the wye to be High or low sense ports sure they have not loosened or been broken in the wye are loose occluded Verify lines are not occluded or pinched Check the exhalation drive line at both the ventilator and exhalation valve ends Verify the line is securely seated and not leaking Pressure Control or Verify the control values are appropriately set Pressure Support set below PEEP Failed autozero Perform an autozero under XDCR ZERO See page 10 23 for more information Leak
79. setting is set to REMARQUE Les amorces sont d sactiv es lorsque le r glage de la sensibilit est r gl sur To set Sensitivity 1 Push the Sensitivity button 2 Change the setting using the Set Value knob Range 1 9 1 is the most sensitive 9 is the least sensitive and is off Page 6 28 LTVO Series ventilator Operator s Manual p n 10664 Rev T Set Value Knob Use the Set Value Knob to establish control values and navigate extended features menus Variable Controls To change the setting for a variable control 1 Push the button for the control to be modified 2 Turnthe Set Value knob clockwise to increase the value or 3 Turn the Set Value knob counter clockwise to decrease the value To change the setting by small increments turn the knob slowly To change the setting by larger increments turn the knob more quickly Extended Features To navigate through a list of items in an Extended Features menu 1 Turn the Set Value knob clockwise to display the next menu item or 2 Turn the Set Value knob counter clockwise to display the previous menu item Operator s Manual LTV Series ventilator Page 6 29 p n 10664 Rev T Silence Reset Use this button to silence an alarm for 60 seconds to reset an alarm to start a 60 second preemptive silence period and to permanently silence the Vent Inop and Standby alarms Two important definitions for understanding how
80. the oxygen block on the left side of the ventilator 2 If alow pressure O source is being used disconnect the O line from the barbed oxygen adapter Unscrew and remove the barbed adapter from the oxygen block on the left side of the ventilator 5 In addition to the existing internal O Inlet filter P N 14313 an External In Line Oxygen Filter P N 14470 is available from Pulmonetic Systems Inc Page 13 4 LTV Series ventilator Operator s Manual p n 10664 Rev T 3 Using a pick gently remove the rubber O Ring from inside the Oz inlet port Use caution Do not damage the O Ring while removing it Tip the ventilator to allow the Oz Inlet Filter to slide out a OzInlet Filter Ri e 047 O Ring 4 Clean the filter using a mild cleanser warm water and a soft brush Rinse the filter thoroughly to remove all traces of the cleanser Allow the filter to dry completely before replacing it in the ventilator 5 Inspect the filter for damage If the filter is not intact shows signs of damage or cannot be completely cleaned replace it with a new O Inlet Filter P N 14313 and O Ring P N 10609 available from Pulmonetic Systems 6 Replace the filter by sliding it back into the O inlet port Replace the O Ring making sure it is completely tucked under the retaining lip on the inside of the O inlet port 7 Reconnect the high pressure O line or the barbed adapter and low pressure O line CAUTION Wet or Damp Filters
81. the 1 4 mounting screw On current version ventilators the screw hole will align with the lower hole in the boot and requires the use of the 3 8 mounting screw Patient Circuit Accessories The use of accessories such as Speaking Valves Heat Moisture Exchangers and Filters create additional patient circuit resistance and in the event of a disconnection may impede the generation of a Low Pressure Alarm Ensure that the Low Pressure Alarm settings accommodate these types of accessories when used in combination with patient circuits Low Minute Volume Control Settings The Low Minute Volume control should be set to its highest Clinically appropriate value If there is a clinical need to set the Low Minute Volume alarm to lower values or off perform a clinical assessment to determine if an alternative monitor i e a Pulse Oxymeter with an audible alarm or a Cardio Respiratory Monitor should be used Page 1 6 LTVO Series ventilator Operator s Manual p n 10664 Rev T AN AVERTISSEMENT Personnel non qualifi Seul le personnel qualifi doit op rer le ventilateur Le ventilateur de la s rie LTV est un dispositif m dical restreint con u pour tre utilis par les inhaloth rapeutes ou autres personnes qualifi es et par le personnel qualifi sous la supervision d un m decin et en conformit avec les lois et r glements applicables Contr le de l tanch it du circuit respiratoire du patient L tanch i
82. the LTV 1000 Not applicable to the LTV 900 Page C 18 LTV Series ventilator Operator s Manual p n 10664 Rev T Ventilator Settings and Procedure Performance Requirement 60 Connect an external oxygen e No alarms activate monitor to the patient circuit LTV 1000 Only H Reset O2 control to 21 LTV 1000 Only l Disconnect the high pressure sense DISC SENSE alarm activates on the next line from the ventilator breath see the illustration in Appendix C Patient Breathing Circuit Connection Instructions J Reconnect the high pressure sense line and clear the alarm K Change control settings as follows Selected Monitors should read as follows Mode Pressure Assist Cnil e PIP 36 to 44 cmH20 Pressure Control 40 e PEEP 17 to 23 cmH20 PEEP Max e No alarms activate LTV 950 1000 Only L Disconnect AC Adapter from e POWER LOST alarm activates Ventilator at pigtail cable connector Battery Level LED illuminates showing the charge level e Ventilator continues to operate from the internal battery Operator s Manual LTV Series ventilator Page C 19 p n 10664 Rev T Ventilator Proper Operation Worksheet SERIAL NUMBER CONDUCTED BY DATE TEST PAGE MEAS REQUIREMENT PASS DESCRIPTION STEP VALUE FAIL Ventilator Checkout Tests Chapter 11 Alarm Test 11 3 Audible alarm must activate for minimum 2 sec s Confirming audible Chirp must activate after alarm is silence
83. the Silence Reset button works e Active alarm An alarm for which the condition currently exists e Inactive alarm An alarm that has occurred but for which the condition no longer exists Silencing and Clearing Alarms To silence an active alarm for 60 seconds 1 Push the Silence Reset button The audible alarm will be silenced for 60 seconds Once the silence period expires the audible alarm will resume sounding To clear an inactive alarm 1 Push the Silence Reset button The visual alarm displays will be cleared To cancel an active alarm 1 Push the Silence Reset button twice The audible alarm will be silenced and the visual alarm displays will be cleared and the silence period will be terminated Preemptive Silence Period To start a preemptive silence period 1 Push the Silence Reset button A 60 second silence period will begin For any alarms that occur during the silence period the visual displays will flash but the audible alarm will remain silenced until the end of the silence period Vent Inop and Standby alarms To silence the Vent Inop or Standby alarm 1 Push the Silence Reset button The audible alarm will be permanently silenced but the Vent Inop LED will remain lit for a minimum of 5 minutes This does not adversely affect battery life Page 6 30 LTVO Series ventilator Operator s Manual p n 10664 Rev T Tidal Volume Use the Tidal Volume Control to establish the volume of gas wh
84. time circuit pressure e The breath will remain in expiration phase e DISC SENSE and HIGH PRES alarms will terminate the maneuver e If a Patient Effort is detected the maneuver will be terminated and the appropriate breath will be given 4 Release the button or when 6 0 seconds elapse whichever comes first e Anormal inspiration phase will begin e AutoPEEP xxx will be displayed where xxx is the autoPEEP e Any machine breath starts or apnea alarms that were held off will resume NOTE Breath period timing and apnea timing will be suspended while the maneuver is performed As a result the apnea alarm will not alarm during the maneuver REMARQUE La synchronisation de la p riode de respiration et la synchronisation de l apn e sont interrompues pendant la man uvre Ainsi l alarme d apn e ne se d clenche pas au cours de la man uvre Range P Exp 0 100 cmH20 AutoPEEP 0 100 cmH20 18 AUtoPEEP is calculated as P Exp at end of Expiratory Hold maneuver minus P Exp at end of normal exhalation monitored PEEP Page 6 8 LTV Series ventilator Operator s Manual p n 10664 Rev T NOTE Le A will not perform an Expiratory Hold maneuver during Pressure Support or Spontaneous reaths If the button is held during inspiration or during Pressure Support or spontaneous exhalation e The associated LED will be blinking e All buttons that are not lockable will operate normally e All buttons that are lockable w
85. to Apnea Backup ventilation e The APNEA xx bpm backup ventilation breath rate is displayed e Control displays used while in Apnea Backup mode are illuminated and all other control displays are dimmed e The audible alarm is sounded While in Apnea Backup mode the alarm will continue to sound and the alarm message and breath rate will be flashed in the display window Apnea backup mode will continue until the operator resets the alarm or the patient triggers 2 consecutive breaths When the APNEA alarm is reset by 2 consecutive triggered breaths e Apnea Backup Ventilation terminates and the ventilator returns to the previous mode e The APNEA alarm message remains flashing in the window but the breath rate is no longer displayed e Control displays used in the selected ventilation mode are illuminated and all other control displays are dimmed e The audible alarm is silenced To reset the APNEA alarm and exit Apnea Backup ventilation 1 Push the Silence Reset button twice Page 9 2 LTV Series ventilator Operator s Manual p n 10664 Rev T BAT EMPTY When the ventilator is operating on internal battery power and the battery charge level falls below the empty threshold the BAT EMPTY alarm is generated For patient safety this alarm can only be silenced once for 30 seconds and cannot be silenced preemptively After the 30 seconds has elapsed the alarm cannot be silenced again and will continue to sound and display until a
86. usage meter whichever comes first with the following limitations 1 Patient circuit components including hoses exhalation manifold and other associated parts are warranted for sixty 60 days from date of shipment 2 The internal battery is warranted for ninety 90 days from date of shipment Pulmonetic Systems will at its option either repair replace or issue credit for products that prove to be defective during the warranty period For warranty service or repair the product must be returned to Pulmonetic Systems or a service facility designated by Pulmonetic Systems shipping prepaid by the Buyer LIMITATION OF WARRANTY Ordinary maintenance as specified in the LTV Series ventilator Operator s and Service Manuals is not covered under the forgoing warranty The forgoing warranty does not apply to defects resulting from 1 Improper or inadequate maintenance of the unit 2 Improper use or misuse of the unit 3 Unauthorized modifications or repairs to the unit 4 Use of the unit with unauthorized accessories e g external battery or AC adapter 5 Operation of the unit outside the specified environment NO IMPLIED WARRANTIES This warranty is exclusive There are no other warranties expressed or implied LIMITATION OF LIABILITY Pulmonetic Systems shall not be liable for loss of profits loss of use consequential damages or any other claim based on breach of warranty Pulmonetic Systems Inc s liability for
87. ventilator 5 Contained in Pulmonetic Systems Replacement Screws kit P N 11149 Operator s Manual LTV Series ventilator Page C 5 p n 10664 Rev T Protective Boot Installation Supplies Tools Required e item Protective Boot Upper 1 P N 11421 e _ Item Protective Boot Lower 1 P N 11420 e Replacement Screws Kit P N 11149 e Torque wrench 20 in oz 0 14 Nm to 60 in oz 0 42 Nm range e Phillips head screwdriver To Install the Upper Protective Boot 1 Carefully place and support the disconnected ventilator in an upright position on a clean dry surface 2 Using a Phillips head screwdriver remove the two upper back panel pan head and two side panel flat head mounting screws indicated in the illustration e Donot remove the mating finish washers 3 Orient the upper protective boot over the ventilator as shown in the illustration next page Move the boot down into position on the top of the ventilator and align its four screw holes with the corresponding holes in the ventilator back and side panels 4 Insert and thread two 4 40 flat head mounting screws with finish washers through the screw holes in the legs of the upper boot as indicated in the illustration next page Z N WARNING Specific Boot Installation Screw Location One leg of the upper protective boot has an additional screw hole furthest from the end of the leg e On earlier version ventilators the screw hole will align with
88. ventilator stores the new settings in non volatile memory During POST the ventilator checks the stored settings If the ventilator detects an invalid stored setting the DEFAULTS alarm occurs and the affected settings are set to the default values When a DEFAULTS alarm is generated e An audible alarm is sounded e The DEFAULTS message is flashed in the display window e All affected controls or features are set to their default values To reset the DEFAULTS alarm 1 Push the Silence Reset button twice 2 Select and return the control s or features to the desired settings NOTE Be sure to check all Controls Alarms and Extended Features options and return them to the desired settings Repeated occurrences of the DEFAULTS alarm may indicate a problem with the ventilator s non volatile memory Please immediately contact a certified Pulmonetic Systems service technician Control values are re set to default values each time the ventilator is turned on only if an invalid stored setting is detected during POST REMARQUE Assurez vous de proc der la v rification de toutes les options de contr les d alarmes et de caract ristiques tendues et de les retourner aux r glages souhait s L occurrence r p titive des alarmes PAR D FAUT peut indiquer un probl me avec la m moire non volatile du ventilateur Veuillez contacter imm diatement un technicien de service certifi de Pulmonetic Systems Les valeurs de c
89. 00 Only The O Oz Flush button is a dual function control O and O Flush e When being used to set the percentage of oxygen delivered by the ventilator through the oxygen blending system 02 push and release the O Oz Flush button as described below e When being used to elevate the delivered FIO to 100 for a preset period of time O2 Flush push and hold the O O Flush button for 3 seconds as described in Chapter 10 Extended Features O2 Flush The 02 control establishes the percentage of oxygen to be delivered through the oxygen blending system Oxygen blending requires a high pressure oxygen source and is active only when Low Pressure O Source is not selected When Low Pressure O Source is selected this control is displayed as dashes and may not be modified To set the percentage of oxygen delivered by the ventilator 1 Push and release the O Oz Flush button 2 Change the setting using the Set Value knob Range 21 100 Z N WARNING Inspired Oxygen FIO Concentration If the patient has a variable respiratory rate his her minute ventilation will fluctuate If exact concentrations of inspired oxygen FIO are required to be delivered to the patient it is recommended that an accurate oxygen analyzer with alarms be used Z N AVERTISSEMENT Concentration d oxyg ne inspir FIO Si la fr quence respiratoire du patient est variable sa ventilation minute va fluctuer Lo
90. 10664 Rev T Procedure for Control Mode Set Up Set any desired Extended Features options and 1 Push the mode Select button twice to toggle the modes between Assist Control and SIMV CPAP Select the Assist Control mode 2 Push the mode Select button twice to toggle between Volume and Pressure ventilation Select Volume or Pressure as desired not available on LTV 900 3 Establish the Breath Rate 4 If Volume ventilation is selected establish the Tidal Volume The calculated peak flow Vcalc is displayed in the window while Tidal Volume is being changed 5 If Pressure ventilation is selected establish the Pressure Control Not available on LTV 900 6 Establish the Inspiratory Time The calculated peak flow Vcalc is displayed in the window while Inspiratory Time is being changed Vcalc only applies to volume ventilation 7 Set the desired percentage of oxygen to be delivered by the ventilator LTV 1000 only 8 Set the Sensitivity to dashes 9 Set the High Pressure Limit alarm 10 Set the Low Pressure alarm 11 Set the Low Minute Volume alarm 12 Adjust the PEEP valve to set the PEEP control Ref page 6 21 Airway Pressure cmH20 am qq YE TERI IR TER 40 20 40 50 60 70 80 9 10 Controls us FAIRE ones ore Sensitivity RANG EN ged puro palo Page 12 4 LTVO Series ventilator Operator s Manual p n 10664 Rev T Procedure for Assist Control Mode Set Up Set any desired
91. 6 Vent Inop Alarm Test 11 10 VENT OP 10 7 Vent Operations 10 7 Ventilator Checkout C 18 Ventilator Checkout Test Alarm Test 11 3 Control Test 11 6 Display Test 11 4 Leak Test 11 8 Vent Inop Alarm Test 11 10 Ventilator Checkout Tests 11 1 Ventilator Proper Operation Checkout Worksheet C 20 Operator s Manual p n 10664 Rev T VER xx xx X 10 16 VHome 10 20 15 6 15 7 15 9 15 11 Volume Pressure Mode 6 32 15 4 Volume Control Breath 3 2 Volume Mode 4 6 6 32 Vte 8 2 8 4 W WARMUP xx 9 30 Warnings iv Operator s Manual p n 10664 Rev T Warranty ii Water Trap Cleaning 13 7 Waveform 3 2 6 31 Worksheets Ventilator Proper Operation Checkout C 20 X XDCR FAULT 9 26 15 18 XDCR ZERO 10 23 15 6 15 7 15 8 15 9 15 10 15 12 LTV Series ventilator Page G 5
92. 68 2 27 Shock IEC 68 2 6 Vibration IEC 68 2 34 Vibration MIL STD 810E Shock Ground Transport and Helicopter Transport Vibration Spillage The ventilator resists fluid spillage when tested in accordance with the relevant standards specified in IEC 601 1 Clause 44 3 External Surface Temperature External surfaces lt 50 C ambient temperature of 35 C n a Communications Port Connector Specification Communications RS232 DB9 connector Protocol Options Data Monitor Printer Modem Patient Assist Call RJ11 4 Closed contact resistance lt 1 ohm Remote Alarm Equipment Classification Classification The ventilator is rated as Class ll equipment per IEC 601 1 Clause 6 11 Type The ventilator is specified as Type BF equipment per IEC 601 1 Clause 6 11 75 Not applicable on LTV 900 and 950 Page A 6 LTVO Series ventilator Operator s Manual p n 10664 Rev T Power Feature Range Tolerance Indicators Input Voltage 11 to 15 VDC External Power AC Adapter Input 90 to 250 VAC 47 to 63 Hz 2 5 Output 12 8 VDC Full Power Voltage gt 11 5 V 2 Green LED Low Power Voltage lt 11 0V and gt 9 5V 2 Amber LED External Power Off Voltage lt 9 5V 2 LED off switch to battery Hysteresis Ventilator shall not resume 2 external power operation unless voltage is 11 5V Nominal Current Startup 5 5 amps Draw Running 3 4 amps Nominal Power Startup 66 watts Draw Running 36 48 watts Leakage Current Tota
93. AM Program Memory and EEPROM some tests require operator visual and or audible verification Pressure control breath A machine or assist breath where the circuit pressure is elevated to a operator set pressure for a operator set period of time Pressure Control breaths have an optional flow termination criteria De Only on ventilators with an audio sound symbol on the back panel label Operator s Manual p n 10664 Rev T LTV Series ventilator Page F 3 TERM Pressure support breath DEFINITION A patient breath where the circuit pressure is raised to an operator set pressure and maintained until flow decreases to an operator set percentage of the peak flow achieved Pressure Support Breaths may also be terminated by an operator set maximum time or by exceeding 2 breath periods PSIG Pounds per Square Inch Gauge A unit for measuring pressure rpm Revolutions per minute Turbine speed is measured in rpm Scrolling monitored data display Displays the monitored values statically or allows for automatic scroll ing While scrolling is active each monitored value will be displayed for 3 seconds then the next value will be automatically displayed SIMV Synchronized Intermittent Mandatory Ventilation SIMV mode A ventilation mode where a minimum number of machine or assist breaths are given and the patient is allowed to trigger additional Patient breaths Available breath types a
94. ARNING Accuracy of PEEP setting Variations in the patient s breathing pattern and or leaks in the patient circuit including leaks around the tracheostomy tube cuff can affect PEEP PSI recommends that the clinician set the PEEP to the prescribed level on a test lung while observing the PEEP value in the LTV display window The clinician should also periodically monitor the PEEP value in the LTV display window Using an inaccurate PEEP setting due to a patient leak can result in less than prescribed PEEP or undesirable increases in patient circuit pressure when the patient circuit leak changes Z N AVERTISSEMENT Exactitude du param tre PEP Les carts dans le mode de respiration du patient et ou les fuites du circuit du patient y compris les fuites autour du ballonnet pour canule de trach ostomie peuvent affecter le PEP Des tudes et investigations pr liminaires recommandent que le clinicien d finisse le PEP au niveau prescrit sur un poumon d essai tout en observant la valeur PEP de l cran graphique LTV Le clinicien doit par ailleurs surveiller de fa on p riodique la valeur PEP de l cran graphique LTV L utilisation d un param tre PEP inappropri en raison d une fuite de patient peut potentiellement r sulter en un param tre inf rieur au param tre PEP prescrit ou en une augmentation ind sirable de la pression du circuit du patient lorsque la fuite du circuit du patient change Page 3 6 LTV Series ventilator Operator
95. Automatic Scrolling 8 2 Automobile Cigarette Lighter Adapter 14 8 Autozero 9 26 10 23 B Backup Pressure Trigger See Triggers BAT EMPTY 9 3 BAT LOW 9 5 Battery See Internal or External Battery Battery Charge Status 7 4 14 1 Battery Level 7 2 Bias Flow 4 6 Blanked Controls Displays 5 5 Boot Installation C 6 Boot Removal C 3 Boots C 2 Breath Type Pressure Control 3 3 Pressure Support 3 5 Spontaneous 3 6 Volume Control 3 2 Button Controls 5 3 C Calculated Peak Flow 6 31 8 2 8 4 Calibration B 1 Car Lighter Adapter 14 8 Cautions iv Charge Status 7 4 14 1 14 11 Checklist Ventilator Settings 12 10 Checkout Tests 11 1 Cigarette Lighter Adapter 14 8 Cleaning 13 1 Exhalation Valve 13 7 Fan Filter 13 2 Inlet Filter 13 3 O Inlet Filter 13 4 Reusable Patient Circuit 13 7 Water Trap 13 7 Clearing Alarms See Alarms Clearing Com Port C 15 COM SETTING 10 16 Communications Port C 15 LTVO Series ventilator Page G 1 Communications Setting 10 16 C 15 Connecting to a Patient 12 2 Continuous Flow See Bias Flow CONTROL 11 6 Control Lock 5 7 6 3 9 29 15 3 Control Mode 4 1 Control Test 11 6 Control Unlock 10 15 Controls 5 1 5 2 5 3 6 1 Assist Control SIMV CPAP Mode 6 1 Blank 5 5 Dashes 5 6 Dimmed 5 5 15 3 Flashing 5 6 High Pressure Limit 14 5 15 2 Inspiratory Time 6 10 Limiting 5 6 Lock 5 7 6 3 9 29
96. C ERRO primary and or redundant audible alarm circuitry 71 SNDRERR1 Alarm sounder error HW FAULT Page E 4 LTV Series ventilator Operator s Manual p n 10664 Rev T Code Event Name Event Associated Alarm 72 SNDRERRO Recovery from alarm sounder error HW FAULT 73 HIGH f1 High breath rate alarm occurred HIGH f 74 HIGH f0 High breath rate alarm recovered HIGH f 75 HI PEEP1 High PEEP alarm occurred HIGH PEEP 76 HI PEEPO High PEEP alarm recovered HIGH PEEP 77 N A 78 N A 79 N A 80 N A 81 N A 82 N A 83 N A 84 N A 85 N A 86 N A 87 N A Reclaims all incorrectly recognized N A 88 CLR BREC Operator s Manual p n 10664 Rev T bad EEPROM records LTV Series ventilator Page E 5 Event Codes by Event Name Event Name Code Event Associated Alarm AD MMTCH 33 ADC mismatch HW FAULT AD MTCHO 35 ADC mismatch cleared HW FAULT AD MTCH1 34 ADC mismatch occurred HW FAULT ADC1 VAL 65 AD mismatch primary channel fault value HW FAULT APNEA 0 06 Apnea mode exited APNEA APNEA 1 05 Apnea mode entered APNEA BATLOWO 14 Internal battery low exited BAT LOW BATLOW1 13 Internal battery low occurred BAT LOW BATMPTO 12 Internal battery empty exited BAT EMPTY BATMPT1 11 Internal battery empty occurred BAT EMPTY CLR BREC 88 no E recognized bad N A CLR CAL 60 Calibration records cleared N A CLR CTRL 52 Control settings c
97. CK or Ventilator Maintenance mode VENT MTNCE and should not be used to ventilate a patient during these tests Z N AVERTISSEMENT Modes V rification et Entretien du ventilateur Le ventilateur de la s rie LTV ne transmet pas le m lange de gaz en mode V rification du ventilateur VENT CHECK ou en mode Entretien du ventilateur VENT MTNCE il ne devrait donc pas tre utilis pour ventiler un patient durant l ex cution de ces tests When you enter Ventilator Checkout mode or Ventilator Maintenance mode a REMOVE PTNT alarm occurs e The REMOVE PTNT message is displayed e The audible alarm is sounded To reset the REMOVE PTNT alarm 1 Push the Silence Reset button twice Page 9 24 LTVO Series ventilator Operator s Manual p n 10664 Rev T RESET A RESET alarm occurs if the ventilator restarts following a condition other than being shut down by pressing the On Standby button The ventilator runs an ongoing set of self tests to verify that it is operating correctly If the ventilator detects a condition that makes safe ventilator operation uncertain it reinitializes itself to allow the more sophisticated Power On Self Tests POST to be performed If the POST does not detect any further problems the ventilator will resume operation and a RESET alarm is posted If the POST detects a problem that could cause continued operation to be unsafe a ventilator INOP will occur Conditions that could cause a RESET alarm e
98. Compensation is Verify that the Leak Compensation extended not on features option is set to On default setting is on See page 10 12 for instructions Failed calibration or Immediately contact a certified Pulmonetic internal problem with Systems service technician the ventilator O2 is high O inlet pressure too Verify the low pressure O inlet has been Page 15 10 high when Low O Source selected Oz inlet flow too high when Low O Source selected LTVO Series ventilator correctly calculated and set using the Input O Flow Chart see page 6 15 Pulmonetic Systems recommends the use of an Oz monitor to verify delivered 02 Adjust the entrained Oz flow so the monitored value shows the desired FIO See pages 6 13 and 6 18 for information on using the Low O Source and O2 features Operator s Manual p n 10664 Rev T Symptoms Possible Causes What to Do Continued Low O Source Verify that the Low O Source is on when using a O2 is high incorrectly selected low flow low pressure source and off when using a high pressure source See pages 6 13 and 6 18 for information on using the Low O Source and O2 features Failed calibration or Immediately contact a certified Pulmonetic internal problem with Systems service technician the ventilator VHome setting does Immediately contact a certified Pulmonetic not match flow valve Systems service technician 02 is low Oz inlet flow too
99. E RIGHT Test the Set Value knob by turning it clockwise and counterclockwise Verify that the direction of rotation is displayed in the display window 5 To exit the control test push the Select button again and the next menu item is displayed If the Control Test fails see Chapter 15 Troubleshooting for more information 55 Not applicable to LTV 900 57 Not applicable to LTV 900 and 950 Operator s Manual LTVO Series ventilator p n 10664 Rev T Page 11 7 Leak Test Use the Leak Test to test the patient circuit for leaks To run the Leak Test 1 Attach all patient circuit accessories such as water traps heated circuits and humidifiers to the patient circuit 2 Connect the patient circuit to the LTV Series ventilator 3 With a clean gloved hand or 4 X4 gauze pad occlude the proximal end of the patient circuit 4 Push the Select button while LEAK is displayed Display Area Selsct Butto LEAK is displayed Ainyay Pressure cmH 0 PulmoneticS ystems LTV1000 NOTE The Leak Test cannot be run until the ventilator has been running for 60 seconds If you attempt to run the leak test before the warm up period has completed a WAITING message will be displayed When the warm up period is complete the Leak Test menu item is redisplayed REMARQUE Le test de fuites ne peut s ex cuter tant que le ventilateur n a pas fonctionn durant 60 secondes Si vous tentez d ex cuter un test de fuit
100. Event Trace pui le dE kk kk kk kk ke E 1 Event Codes E TE rrr r rer E E 3 Event Godes by Code 24 naya d n Aie e na a Wa d n ciban s B Via daa EA re arte E 3 Event Codes by Event Name iii E 6 Appendix F GOSSES ls F 1 Appendix G Ml tasa G 1 Page x LTV Series ventilator Operator s Manual p n 10664 Rev T Chapter 1 INTRODUCTION This Operator s Manual contains detailed information and instructions which when adhered to ensure the safe and effective set up use and simple maintenance of the LTV 1000 950 and 900 Ventilators It is designed for use by Respiratory Therapists or other qualified and trained personnel under the direction of a physician and in accordance with applicable state laws and regulations It contains the following e Ventilator Overview e Installation and Checkout e Using the Controls and Indicators e Monitored Data e Ventilator Alarms e Extended Features e Ventilator Checkout tests e Operating Procedure e Troubleshooting e Cleaning Disinfecting and Sterilizing e Set Up Maintenance e Power and Battery Operation Service tests calibration and major maintenance operations are described in the LTV Series ventilator Service Manual P N 10665 Operator s Manual LTV Series ventilator Page 1 1 p n 10664 Rev T Operator s Safety Information All Operators are to read and understand the following information about Warning Caution and Note statements before operating th
101. Extended Features options and 1 Push the mode Select button twice to toggle the modes between Assist Control and SIMV CPAP Select the Assist Control mode 2 Push the mode Select button twice to toggle between Volume and Pressure ventilation Select Volume or Pressure as desired not available on LTV 900 3 Establish the Breath Rate 4 If Volume ventilation is selected establish the Tidal Volume The calculated peak flow Vealc is displayed in the window while Tidal Volume is being changed 5 If Pressure ventilation is selected establish the Pressure Control 6 Establish the Inspiratory Time The calculated peak flow Vcalc is displayed in the window while Inspiratory Time is being changed Veale only applies to volume ventilation 7 Set the desired percentage of oxygen to be delivered by the ventilator LTV 1000 only 8 Set the Sensitivity to a setting from 1 to 9 9 Set the High Pressure Limit alarm 10 Set the Low Pressure alarm 11 Set the Low Minute Volume alarm 12 Adjust the PEEP valve to set the PEEP control Ref page 6 21 Airway Pressure cmH20 goge i PulmoneticSystems 10 10 20 50 LTV1 000 Controls Breath Rate Tidal Volume bpm mi Operator s Manual LTV Series ventilator Page 12 5 p n 10664 Rev T Procedure for SIMV Mode Set Up Set any desired Extended Features options and 1 Push the mode Select button twice to toggle the modes between Assist Control and SIMV C
102. ICATORS This section describes each of the LTV Series ventilator front panel displays Airway Pressure The Airway Pressure display is a bar of 60 LEDs that is used to display the real time airway circuit pressure The displayed pressures range from 10 cmH 0 to 108 cmH 0 in increments of 2 cmH 0 In addition to displaying the real time airway pressure a single LED is lit showing the Peak Inspiratory Pressure of the previous breath Display Window The display window is a 12 character 5x7 dot matrix array that is used to display alarms monitored data and Extended Features menu items Messages are displayed with the following priorities highest to lowest e Alarm Messages e Extended Features Menu Items e Monitored Data Indicators The following section describes the purpose of the LED indicators on the front panel that do not have associated front panel controls 31 See Chapter 9 Ventilator Alarms and Chapter 6 Controls Silence Reset for more information on how to clear alarm displays See Chapter 10 Extended Features for more information on how to use the Extended Features Menus See Chapter 8 Monitored Data and Chapter 6 Controls Select for more information on displaying monitors Operator s Manual LTV Series ventilator Page 7 1 p n 10664 Rev T Battery Level The Battery Level indicator shows the level of available internal battery power while running from the internal battery
103. Internal problem with the ventilator If problem reoccurs immediately contact a certified Pulmonetic Systems service technician This is a normal Clear the alarm and charge the internal battery see page 14 11 for instructions on charging the internal battery Clear the alarm Reduce static causing conditions in the operating environment If problem reoccurs immediately contact a certified Pulmonetic Systems service technician NO CAL DATA alarm NO CAL displayed in place of monitored values Failed or missing calibration records Immediately contact a certified Pulmonetic Systems service technician Page 15 18 LTV Series ventilator Operator s Manual p n 10664 Rev T Symptoms Possible Causes What to Do DEFAULTS alarm Electro static discharge Some or all control settings were found Event Log shows ESD to be invalid or out of range on power up DEFAULTS and were restored to the default settings Clear the alarm Reduce static causing conditions in the operating environment Internal problem with the If problem reoccurs immediately contact ventilator a certified Pulmonetic Systems service technician Repeated HIGH f Total Breath Rate f exceeds Check HIGH f alarm values See page alarms the set HIGH f alarm values 10 5 for instructions Patient Circuit leak causing Do a Leak test and reseat or replace the autocycling leaking parts or connections See p
104. LTV Series ventilator Operator s Manual p n 10664 Rev T Appendix C INSTALLATION AND CHECKOUT Installation and Setup Unpacking the Ventilator Instructions 1 Inspect the exterior of the ventilator transport container for evidence of damage during transit If present notify the delivering service 2 Take the ventilator and all accessories out of the transport container 3 Confirm the presence of all items listed on the packing slip Notify a authorized sales representative or Pulmonetic Systems of any discrepancies 4 Examine all components for visible damage If present notify the delivering service 5 Retain the transport container for potential ventilator service or maintenance returns Operator s Manual LTV Series ventilator Page C 1 p n 10664 Rev T Protective Boots Rubberized protective boots are installed on the top and bottom of all current versions of LTV ventilators to protect them from accidental shocks and strikes to the casing If desired they may be removed and or re installed using the following instructions Upper Protective Boot Z N WARNING Mounting Screw Use Internal damage to the ventilator may result if the wrong length mounting screws are used when installing or removing external accessories Accessories Mounting Screws Refer to the information contained in Pulmonetic Systems Replacement Screws Kit P N 11149 to determine the appropriate mounting screws or replacement screws
105. MV LPPS OFF message 1 Push any front panel button or turn the Set Value knob This message is not displayed in NPPV mode LMV OFF The LMV OFF message is displayed when e The Low Minute Volume alarm is turned off by being set to dashes and e The LPP alarm is set to ALL BREATHS This is an informational message only The message is displayed at power up when monitored data is being scrolled automatically and when no front panel activity is detected for 60 seconds To clear the LMV OFF message 1 Push any front panel button or turn the Set Value knob This message is not displayed in NPPV mode Page 9 28 LTVO Series ventilator Operator s Manual p n 10664 Rev T LOCKED The LOCKED message is displayed when a button is pushed while the controls are locked No audible alarm is given When a LOCKED message is displayed e The LOCKED message is flashed in the display window for 5 seconds or until the controls are unlocked e Control settings may not be changed There are two methods for unlocking the controls EASY and HARD The unlock method is selected under the Extended Features menus To unlock the controls with EASY unlocking 1 Push the Control Lock button To unlock the controls with HARD unlocking 1 Push and hold the Control Lock button for 3 seconds LPPS OFF The LPPS OFF message is displayed when e The LPPS alarm is set to VC PC ONLY when this setting is selected the Low Pressure alarm applies
106. Monitor Operator s Manual LTV Series ventilator Page C 15 p n 10664 Rev T Using the Remote Alarm Cable Use the Remote Alarm Cable P N 10893 to connect the LTV Series ventilator to third party single or dual tone remote alarm systems requiring a normally closed input signal terminated with a 51K ohm series resistor e See Chapter 10 Extended Features Alarm Operations for instructions on setting the Patient Assist Port output signal for use with single or dual tone remote alarm systems Because the LTV Series ventilator does not include an internal series resistor in the Patient Assist output a special cable has been designed which incorporates the resistor into the cable assembly itself The series resistor allows the remote alarm to detect and report both ventilator alarms and a disconnected remote alarm cable CAUTION Remote Alarm Always verify that the remote alarm properly reports the LTV Series ventilator alarms before use Remote Alarm Always follow the remote alarm manufacturer s usage and maintenance requirements to guarantee proper function of the device ATTENTION Alarme distance Assurez vous toujours que l alarme a distance indique de fa on ad quate les alarmes du ventilateur LTV avant d utiliser le ventilateur Alarme distance Suivez toujours les exigences d utilisation et d entretien du fabricant de l alarme distance afin d assurer le fonctionnement ad quat de l appareil
107. NCE and should not be used to ventilate a patient during these tests Inspired Oxygen FIO2 Concentration If the patient has a variable respiratory rate his her minute ventilation will fluctuate If exact concentrations of inspired oxygen FIO2 are required to be delivered to the patient it is recommended that an accurate oxygen analyzer with alarms be used O2 Cylinder Duration Information The accuracy of the displayed useable amount of oxygen remaining in an external O2 cylinder 02 DUR hh mm is dependant on the precision of the pressure gauge used on the O2 cylinder and the accuracy of the information provided by the operator in the O2 CYL DUR menu settings The calculated displayed useable amount of oxygen information is to be used for reference purposes only Ventilation Variables and 02 Consumption Variations in the patients minute ventilation l E ratio and or ventilator setting changes or equipment status i e circuit leaks affect the consumption rate of oxygen When warranted by a patients condition it is recommended that a back up cylinder or alternative source of oxygen be available at all times Before Using Automobile Cigarette Lighter or Power Outlets Before using Automobile Cigarette Lighter or Power Outlets as a power source for the LTV ventilator assure that the ventilator s internal battery is in good condition and fully charged Poor cigarette lighter or power outlet connections electrical system defects batte
108. NO CAL Condition Operation of the LTV Series ventilator under a NO CAL condition may result in inaccurate pressure and volume measurements Should this condition occur disconnect the patient from the ventilator provide an alternative method of ventilation and immediately contact a certified Pulmonetic Systems service technician or Pulmonetic Systems Inc AN AVERTISSEMENT Condition NO CAL L op ration continue du ventilateur de la s rie LTV sous condition NO CAL peut r sulter en mesures de pression et de volume erron es Si cette condition se pr sente le ventilateur doit tre retir du service et vous devez imm diatement contacter votre technicien de service certifi de Pulmonetic Systems ou Pulmonetic Systems Inc 45 For more information on the Calibration procedure see the LTVO Series ventilator Service Manual Operator s Manual LTV Series ventilator Page 9 21 p n 10664 Rev T POWER LOST When the ventilator operates on external power and switches to the internal battery the POWER LOST alarm is generated The change to internal battery is made when the external power voltage drops below the usable level There is no interruption in ventilation When a POWER LOST alarm occurs e The POWER LOST message is flashed in the display window e The External Power and Charge Status LEDs are turned off e The Battery Level LED is lit showing the internal battery charge level e The ventilator begins operating from
109. PAP Select the SIMV CPAP mode 2 Push the mode Select button twice to toggle between Volume and Pressure ventilation Select Volume or Pressure as desired not available on LTV 900 3 Establish the Breath Rate 4 If Volume ventilation is selected establish the Tidal Volume The calculated peak flow Vealc is displayed in the window while Tidal Volume is being changed 5 If Pressure ventilation is selected establish the Pressure Control 6 Establish the Inspiratory Time The calculated peak flow Vcalc is displayed in the window while Inspiratory Time is being changed Veale only applies to volume ventilation 7 Set the Pressure Support if desired 8 Set the desired percentage of oxygen to be delivered by the ventilator LTV 1000 only 9 Set the Sensitivity to a setting from 1 to 9 10 Set the High Pressure Limit alarm 11 Set the Low Pressure alarm 12 Set the Low Minute Volume alarm 13 Adjust the PEEP valve to set the PEEP control Ref page 6 21 Airway Pressure cmH ee PulmoneticSystems RE PS JE LTV1000 Po es TER BHA BB HE Page 12 6 LTV Series ventilator Operator s Manual p n 10664 Rev T Procedure for CPAP Mode Set Up Set any desired Extended Features options and 1 Push the mode Select button twice to toggle the modes between Assist Control and SIMV CPAP Select the SIMV CPAP mode 2 Push the mode Select button twice to toggle between Volume and Pressure ventilation for apnea backup
110. PEEP Retainer Valve into Valve Body Collar 4 NN ee a Rotate Z i P Seat Spring and N Z Slide Retainer Over J Exhalation Valve and Diaphragm Completely al Rotate to Secure Inside PEEP Valve 6 Replace the exhalation valve in the patient circuit Reconnect the exhalation valve drive line and sense lines to the ports on the side of the ventilator Page 13 10 LTV Series ventilator Operator s Manual p n 10664 Rev T Chapter 14 POWER AND BATTERY OPERATION The LTV Series ventilator operates on Direct Current 11 to 15 VDC supplied by an external AC to DC power adapter an external battery or other suitable external DC power source such as the Pulmonetic Systems Universal Power Supply or Transport Battery System The ventilator can also be powered for short periods of time by its own internal battery see note below e When the ventilator is connected to an appropriate external power source the ventilator s internal battery is continuously charged and will reach 90 charge status within 8 hours e f an LTV Series ventilator is allowed to operate on its internal battery to the point that the internal battery is completely depleted the ventilator will shut down If the ventilator remains in this state the internal battery may recharge slightly within a few seconds minutes and cause the ventilator to automatically restart and operate for a short period of time This cycle can repeat several times depending on the
111. PPV bon nombre des alarmes standards sont d sactiv es Par cons quent si un probl me survient la pr cision de la ventilation pourrait diminuer Assurez vous de lire attentivement le chapitre 4 Types de respiration et modes de ventilation mode NPPV avant de choisir ce mode de fonctionnement To modify the NPPV Mode setting 1 Push the Select button while NPPV MODE is displayed 2 NPPV MODE ON or NPPV MODE OFF is displayed 3 Turn the Set Value knob until the desired state is displayed 4 Push the Select button Options ON or OFF 5 Non Invasive Positive Pressure Ventilation Operator s Manual LTV Series ventilator Page 10 13 p n 10664 Rev T O2 Flush LTV 1000 Only Use the O Flush option to elevate the delivered FIO to 100 for a preset period of time To initiate an O Flush 1 Push and hold the O2 O Flush button FlOz on the ventilator front panel for three seconds to initiate the elevation ramp up of delivered FIO to 100 for the preset number of minutes e The FIO percentile displayed will change to 100 and the O Flush maneuver will start immediately regardless of the current ventilation mode breath rate or phase e Obs Flush will not be initiated if Low O Source is selected e O Flush will stop when the preset minutes have elapsed or the O2 O Flush button is pushed again e When stopped the delivered FIO percentile will return ramp down to the preset O setting To modif
112. Packaging Size 3 x 10 x 12 OR 3 25 x 10 5 x 13 5 with Protective Boots installed Weight 13 4 lbs OR 14 4 lbs with Protective Boots installed Sound Level Sound Level Shall not exceed 50 dBA RMS at one meter Storage and Operating Conditions Specification Tolerance Storage Temperature 20 to 60 degrees C n a Humidity 10 to 95 Relative non condensing n a Operating Temperature 5 to 40 degrees C n a Humidity 15 to 95 Relative non condensing n a Orientation The ventilator functions within its performance specifications when operated in any orientation Inlet Air Filtration The ventilator air filter is removable and cleanable by the operator All filter materials are FDA compliant for breathing circuits and meet burn requirements for UL 94HB 74 LTV Ventilators stored at temperatures outside of the specified Operating Temperature range are to be allowed to stabilize to within the operating temperature range before turning the ventilator on Operator s Manual LTV Series ventilator Page A 5 p n 10664 Rev T Storage and Operating Conditions cont Specification Tolerance Oxygen Inlet DISS or NIST Connector Inlet Pressure Range 40 to 80 PSIG 2PSIG Tapered Tubing Connector Inlet Pressure Range 0 to 10 PSIG 2 PSIG Shock and Vibration The ventilator is designed to withstand shock and vibration in accordance with relevant requirements set forth in the following standards IEC
113. PulmoneticSystems Innovations For Life LTV Series Ventilator Operator s Manual P N 10664 Rev T August 2005 Document Revision History Document Revision Level Revision Date Rev A ECO 390 Rev B ECO 450 Rev C ECO 478 Rev D ECO 685 Rev E ECO 774 Rev F ECO 868 Rev G ECO 956 Rev H ECO 1127 Rev J ECO 1299 Rev K ECO 1496 Rev L ECO 1722 Rev M ECO 1795 Rev N ECO 1978 Rev P ECO 2610 Rev R ECO 2723 Rev R01 ECO 2735 Rev S ECO 2907 Rev T ECO 3412 January 1999 February 1999 June 1999 October 1999 March 2000 September 2000 December 2000 February 2001 May 2001 October 2001 April 2002 June 2002 August 2002 August 2003 September 2003 December 2003 April 2004 August 2005 Contact Information Pulmonetic Systems Inc 17400 Medina Rd Suite 100 Minneapolis Minnesota 55447 1341 Phone 763 398 8300 Customer Care Center 800 754 1914 Fax 763 398 8400 E mail info pulmonetic com Website http www pulmonetic com LTV 1000 LTV 950 LTV 900 LTV 800 and LTV are trademarks belonging to Pulmonetic Systems Inc Copyright 2005 Pulmonetic Systems Inc Minneapolis Minnesota Operator s Manual p n 10664 Rev T LTV Series ventilator Page Warranty Pulmonetic Systems warrants that the LTV Series ventilator is free from defects in material and workmanship for a period of one 1 year from the date of shipment or 8 800 hours as measured on the
114. Replace the O Blender Replace the Fan Assembly Replace all Silicone Tubing Check the Thermo Pads for compression and replace if necessary 7 To check the number of hours the ventilator has been in service see Chapter 10 Extended Features Usage Meter 7 Ifthe battery is deeply discharged it may take several charge and discharge cycles before it can be fully charged 78 10 000 hour two year and or 30 000 hour six year Extended Maintenance and ventilator repair must be performed by a Pulmonetic Systems factory trained service technician Replacement at 10 000 hours or 2 years is based on normal use of up to 200 charge cycles The battery may need to be replaced more frequently if it is being charged more often The battery should also be replaced any time it fails to reach a full charge or if the ventilator runs for less than 1 2 hour on a fully charged battery The LTV Internal Battery P N 10140 is contained in LTV Internal Battery Replacement Kit P N 11636 Operator s Manual LTV Series ventilator Page B 1 p n 10664 Rev T Service Assistance For assistance in servicing the LTV Series ventilator contact a certified Pulmonetic Systems service technician or Pulmonetic Systems Inc 17400 Medina Rd Suite 100 Minneapolis Minnesota 55447 1341 Phone 763 398 8300 Customer Care Center 800 754 1914 Fax 763 398 8400 E mail _ info pulmonetic com Website http www pulmonetic com Page B 2
115. S LO PRES1 49 Low peak pressure occurred LOW PRES LOW DIS 09 Low side disconnect DISC SENSE LOW VE 0 48 Low minute volume exited LOW MIN VOL LOW VE 1 47 Low minute volume occurred LOW MIN VOL NO CAL 26 No calibration data found NO CAL DATA O2 HI 0 24 O pressure high exited HIGH O2 PRES O2H11 23 O pressure high occurred HIGH O2 PRES O2 LOW 0 22 O pressure low exited LOW O2 PRES O2 LOW 1 21 O pressure low occurred LOW O2 PRES POST 57 POST failure RESET RACERRO 70 and or redundant audible alarm citcuity PWFAULT Problem detected with primary and or HW FAULT Penn 68 redundant audible Ain circuit RUNAWAY 58 Code runaway detected RESET SET DATE 53 Date set N A SET TIME 54 Time set N A SNDRERRO 72 Recovery from alarm sounder error HW FAULT SNDRERR1 71 Alarm sounder error HW FAULT STACK 56 Stack overflow detected RESET SYNC ER1 36 Stepper motor lost sync occurred HW FAULT SYNCERO 37 Stepper motor lost sync exited HW FAULT TBN ESTP 46 Turbine emergency stop occurred HIGH PRES TBN HSTP 66 Turbine Hold Stop occurred HIGH PRES TBN ISTP 44 Turbine immediate stop occurred HIGH PRES TBN ZERO 45 Turbine set to zero flow occurred HIGH PRES VENT 0 02 Power off None VENT 1 01 Power on None VENT CHK 04 Set vent check A CARER mode WDOG TST 59 Watchdog test run Inop XDC FLTO 20 XDCR fault exited XDCR FAULT XDC FLT1 19 XDCR fault occurred XDCR FAULT XDCR AIR 64 Airway pressure transducer fault XDC FLT1 oe Ge xOC FLT XDCR NAR 61 rene transducer Narrow XDC
116. See page 10 19 for instructions compatible with LTM If the ventilator is not LTM compatible it will Graphics Monitor require upgrading by a certified Pulmonetic Systems service technician to accommodate the LTM Graphics Monitor Defective connections Check the Communications Data Cable between the LTM connection between the ventilator s Graphics Monitor and communications port and the LTM Graphics the ventilator Monitor s Data Port See the LTM Graphics Monitor Operator s Manual P N 11010 for detailed instructions Operator s Manual LTV Series ventilator Page 15 13 p n 10664 Rev T Power and Battery Operation Problem Possible Causes What To Do The ventilator does not power up Faulty power connection AC power source or adapter and depleted internal battery Verify the power cord for the AC adapter is fully seated Connect the ventilator to a verified source of AC power Allow the internal battery to charge a minimum of 8 hours Internal problem with the ventilator Immediately contact a certified Pulmonetic Systems service technician Vent Inop LED is on and ventilator is not ventilating Vent in Standby Ventilator was running on internal battery and battery became depleted Vent Inop Internal problem with the ventilator After the vent has been turned off and the external power is reconnected the Vent Inop LED is lit This is normal Pus
117. Select Volume or Pressure as EB not available on LTV 900 3 Establish the Breath Rate to dashes 4 If Volume ventilation is selected establish the Tidal Volume for apnea backup The calculated peak flow Vealc is displayed in the window while Tidal Volume is being changed 5 If Pressure ventilation is selected establish the Pressure Control for apnea backup 6 Establish the Inspiratory Time for apnea backup The calculated peak flow Vcalc is displayed in the window while Inspiratory Time is being changed Veale only applies to volume ventilation Set the Pressure Support if desired Set the desired percentage of oxygen to be delivered by the ventilator LTV 1000 only Set the Sensitivity to a setting from 1 to 9 Set the High Pressure Limit alarm Set the Low Pressure alarm for apnea backup Y Set the Low Minute Volume alarm 0 1 2 3 Adjust the PEEP valve to set the PEEP control Ref page 6 21 l y l y Airway Pressure cmH20 rage E PulmoneticSystems 1 LTV1000 Controls Operator s Manual LTV Series ventilator Page 12 7 p n 10664 Rev T Procedure for NPPV Mode Set Up Set any desired Extended Features options and 1 Establish the ventilator controls for Control Assist Control SIMV or CPAP mode as described in the preceding section 2 Establish the ventilator controls for Volume or Pressure ventilation as described in the preceding section
118. T Charge Status The Charge Status indicator shows the charge state of the internal battery This LED is on when the ventilator is supplied with external power and the internal battery is being charged The charge status is indicated as follows LED Color Charge Status Flashing Amber The ventilator is performing pre charge testing of the battery before starting the charge process This occurs when external power is first connected The process normally takes a few seconds but may take up to an hour on a deeply discharged battery Green The internal battery is charged to full level While in this state the charger will continue to trickle charge the battery Amber The internal battery is being bulk charged The battery has not reached a full charge level yet Red The ventilator has detected a charge internal battery fault The internal battery cannot be charged CAUTION Charge Fault If the Charge Status LED indicates a charge fault contact a certified Pulmonetic Systems service technician immediately Internal Battery Use The internal battery is intended for use during short periods while switching between external power supplies in emergencies or for short duration transports The length of time the ventilator will operate on internal power is a function of factors such as settings charge level and condition of the battery therefore the use of the internal battery as a standard operating practice is not recommend
119. T Z N AVERTISSEMENT Accessoires non approuv s L utilisation d accessoires qui ne sont pas express ment approuv s par Pulmonetic Systems pourrait entra ner des conditions dangereuses Seuls les accessoires de Pulmonetic Systems devraient tre utilis s pour brancher les ventilateurs aux syst mes d aide aux patients Ces accessoires comportent des caract ristiques de s curit pour r duire les risques de choc N essayez pas de modifier ces accessoires d aucune fa on Connecteur d appel d aide aux patients Ne mettez pas plus de 25 V efficace ou 32 V c c au connecteur d appel d aide aux patients Entretien et r paration du ventilateur Tout entretien ou r paration du ventilateur de la s rie LTV ne doit tre effectu que par un technicien de service certifi de Pulmonetic Systems Alarmes de pression d entr e de l oxyg ne d sactiv es Lorsque l option de m lange d oxyg ne n est pas activ e les alarmes de pression d entr e de l oxyg ne sont d sactiv es Circuits du patient Les circuits du patient du Pulmonetic Systems les valves expiratoires et les collecteurs d eau sont exp di s propres mais pas st riles Sensibilit la lumi re ultraviolette Les mat riaux utilis s pour la tubulure des circuits du patient ne sont pas stables sous rayons UV Eviter d exposer la tubulure la lumi re UV Rotation de la valve de pression expiratoire positive Si vous essayez d ajuster la valve de pr
120. Tan MED n te sens tn te 8 4 Page vi LTVO Series ventilator Operator s Manual p n 10664 Rev T LE ERK Laila y k d k d k Ki eile avin nies tee av ave eae uen Leas eae 8 4 VEC AICS XXX he EE bkey nekare s beke b y kk kay ek biny na xi n ons An ex ra ee TE S vek key ee E keya y kkin xwek kok SEKAN An 8 4 Veale XK EOIN si nee eva eee N e a DD e ea a 8 4 Chapter 9 Ventilator Alarms kk kk kk kk 9 1 APNEA APNEA XX DPM eerie reaa a ie rendant nan mi nan Yea a R SANA E Ka Keve AD 9 2 BAT EMPTY sma Kanin ntm ds 9 3 BAT LOW iii de anne a Ai neers 9 5 A dires chers dent LA tt ER dr te mm 9 7 D FAULTS SET sien na ire dz 9 9 DISC SENSE e CR e a 9 10 A NN 9 11 HIGH O PRES LTVO 1000 Only iii 9 12 HIGH PEE EEE EE AA E a en tn 9 13 HoN PRE Snoen oan ia aia DER u n M ad erecta aaa 9 14 AW FAUCET en nn nt a A oe ibang A 9 16 A tt te cau Ne ter remet rt me er em Set ie An tt 9 17 LOWMINVOE kya mn nn ner een k WA Se SL ge MANS ANSE RENE ated 9 18 LOW O PRES LTV 1000 Only iii 9 19 LOW PRES tendre ee A a A ie 9 20 NO CAL DATA NO CAL Monitor Display iii 9 21 POWERMOS dat a aT a nates seta te taut cde ata ay a tes man 9 22 POWER LOW nan italia 9 23 REMOVE PRINT Asil lyy 242a 2 2i nda Mendelian ie ia aL dah een hdl eviews 9 24 RESET ne qu it A a M A J3 jaz Ana didan PR a Pr en Lt 9 25 XDCR FAULT fern tint dele te E r ren 9 26 Alarm Status Messages ai aida 9 27 PEEP O FE italia
121. VENT CHK Set vent check Entered VENT CHECK mode 05 APNEA 1 Apnea mode entered APNEA 06 APNEA 0 Apnea mode exited APNEA 07 N A 08 HIGH DIS High side disconnect DISC SENSE 09 LOW DIS Low side disconnect DISC SENSE 10 DISC 0 Circuit disconnect exited DISC SENSE 11 BATMPT1 Internal battery empty occurred BAT EMPTY 12 BATMPTO Internal battery empty exited BAT EMPTY 13 BATLOW1 Internal battery low occurred BAT LOW 14 BATLOWO Internal battery low exited BAT LOW 15 EXT LST1 External power lost occurred POWER LOST 16 EXT LSTO External power lost exited POWER LOST 17 EXT LOW1 External power low occurred POWER LOW 18 EXT LOWO External power low exited POWER LOW 19 XDC FLT1 XDCR fault occurred XDCR FAULT 20 XDC FLTO XDCR fault exited XDCR FAULT 21 O2 LOW 1 O pressure low occurred LOW O2 PRES 22 O2 LOW 0 O pressure low exited LOW O2 PRES 23 O2 HI 1 Oz pressure high occurred HIGH O2 PRES 24 O2 HI 0 O pressure high exited HIGH O2 PRES 25 DEFAULTS Defaults or Set Defaults occurred DEFAULTS DEFAULTS SET 26 NO CAL No calibration data found NO CAL DATA 27 FAN FLT1 Fan fault occurred HW FAULT 28 FAN FLTO Fan fault exited HW FAULT 29 N A 30 N A 31 INTRRPT1 Spurious interrupt occurred ms RESET 32 INTRRPT2 Spurious interrupt occurred Is RESET 33 AD MMTCH ADC mismatch HW FAULT 34 AD MTCH1 ADC mismatch occurred HW FAULT 35 AD MTCHO ADC mismatch cleared HW FAULT 36 SYNCER1 Stepper motor lost sync occurred HW FAULT Page E 3
122. a gt r gt E a Counter e a 6 Sink T i UT Orientation wn l Arrow P Finish Washer to Screw Orientation i a e Item 4 40 X 1 4 Flat head mounting screw 1 P N 10430 e Item Finish Washers 8 P N 10191 e item 4 40 X 1 2 Flat head mounting screws 6 P N 10338 e Item O 4 40 X 3 8 Flat head mounting screws 2 P N 10474 87 Refer to page C 9 for information concerning the appropriate accessories mounting screws or accessories replacement screws location type and length to use when removing or exchanging external accessories on an LTVO Series ventilator 88 Contained in Pulmonetic Systems Replacement Screws kit P N 11149 Page C 8 LTVO Series ventilator Operator s Manual p n 10664 Rev T LTV External Accessories Mounting Screws Location Type amp Length Reference Pulmonetic Systems Replacement Screws Kit P N 11149 Screw Screw Washer LTV Ventilator Final Configuration Desired En Description 1 4 Flat head None Ventilator with no external accessories installed ees 1 4 Pan head None 0 1 356 Panhead None CD 3 se Panhead None Ventilator with LTV LTM Mounting Bracket installed 6 1 4 Flat head Finish washer None LGS 2 3 8 Pan head 1510 Panhead None Cs ICT Fathead None Ventilator with Protective Boots installed 6 1 2 Flat head Ref P N 11509 for installation instructions 2 38 Flat
123. age 11 8 for instructions Internal problem with the If problem reoccurs immediately contact ventilator a certified Pulmonetic Systems service technician Repeated HIGH PEEP Monitored PEEP exceeds the Check HIGH PEEP alarm value See alarms set HIGH PEEP alarm value page 10 5 for instructions Patient Circuit Exhalation Disassemble clean and reassemble the valve and or PEEP valve Patient Circuit Exhalation Valve and occluded PEEP Valve See page 13 6 for instructions Internal problem with the If problem reoccurs immediately contact ventilator a certified Pulmonetic Systems service technician Remote Alarm Defective or improper Check the Remote Alarm cable System does not work connections connection between the ventilator s with the ventilator Patient Assist Port and the Remote Alarm System See page C 16 for instructions Defective Remote Alarm Replace Remote Alarm cable See page cable C 16 for instructions Defective Remote Alarm Contact Remote Alarm System System manufacturer or service personnel Internal problem with the Immediately contact a certified ventilator Pulmonetic Systems service technician Remote Alarm PNT ASSIST option set to Set PNT ASSIST option to NORMAL System single tone PULSE See page 10 5 for instructions system generates a Defective Remote Alarm Contact Remote Alarm System pulsating tone and System manufacturer or service personnel tt dala cake
124. ained in Pulmonetic Systems Replacement Screws kit P N 11149 Page C 4 LTV Series ventilator Operator s Manual p n 10664 Rev T To Remove the Lower Protective Boot 1 Lay the ventilator down front up and use a Phillips head screwdriver to remove the four flat head mounting screws and finish washers in the sides of the lower protective boot as indicated in the illustration 2 Remove the lower boot and insert and thread four 4 40 X 1 4 flat head mounting screws O with finish washers into the screw holes in the ventilator s side panels as indicated in the illustration e Finish washers should be already in place 3 Torque tighten all four screws to 20 in oz 0 14 Nm do not over tighten to avoid damage to the finish washers _ a N Counter Sink S aT Y SS Example Finish Washer to N Screw Orientation a e item Protective Boot Upper 1 P N 11421 e Item Protective Boot Lower 1 P N 11420 e item 4 40 X 3 16 Pan head screw 1 P N 10438 e item 4 40 X 1 4 Pan head mounting screws 2 P N 10435 e item 4 40 X 1 4 Flat head mounting screws 6 P N 10430 e item Finish Washers 6 P N 10191 83 Refer to Appendix C for information concerning the appropriate accessories mounting screws or accessories replacement screws location type and length to use when removing or exchanging external accessories on an LTV Series
125. alarm values the HIGH f alarm is generated e To prevent nuisance alarms the HIGH f alarm is suspended for the first 60 seconds of ventilator operation after power up and passing the Power On Self Tests When a HIGH f alarm occurs e The HIGH f message is flashed in the display window e The audible alarm is sounded To reset the HIGH f alarm 1 Push the Silence Reset button once to silence the audible alarm 2 Push the Silence Reset button twice to reset the alarm silences the audible alarm and clears the flashing display e When the HIGH f alarm is reset Silence Reset button pushed twice the alarm is suspended for the next 60 seconds e The 60 second suspension of the HIGH f alarm is only enabled when the alarm is manually silenced reset by pushing the Silence Reset button twice It is not enabled when the HIGH f alarm is automatically silenced reset because the patient s breath rate no longer exceeds the set HIGH f alarm value Operator s Manual LTV Series ventilator Page 9 11 p n 10664 Rev T HIGH O PRES LTV 1000 Only When the average oxygen inlet pressure exceeds the acceptable limit for the type of oxygen source the HIGH O2 PRES alarm is generated e f Low Pressure O Source is selected the inlet pressure is gt 10 PSIG e f Low Pressure O Source is not selected and the oxygen concentration is set to greater than 21 the inlet pressure is gt 85 PSIG When the Low Pressure O Source opt
126. alation Time Minimum inspiratory time The minimum time required for inspiration is 300 msec Control settings are limited to ensure the Minimum Inspiratory Time is provided Minute volume The total volume exhaled by the patient for the last 60 seconds VE is monitored VE refreshed at the conclusion of each breath and is based on the last 8 breaths msec Millisecond One one thousandth of a second Non volatile memory Memory that is retained when ventilator is in Standby mode or powered off O Oxygen Patient breath A Pressure Support or Spontaneous breath that is started by the patient controlled by the ventilator and cycled by the patient Patient breaths may occur in SIMV and CPAP ventilation modes Patient effort Inspiratory effort by the patient Peak inspiratory pressure monitored PIP The maximum circuit pressure occurring during the inspiration and first 300 ms exhalation phase of a breath PIP is measured at the patient wye PEEP PIP Positive End Expiratory Pressure Peak Inspiratory Pressure Positive end expiratory pressure monitored PEEP The circuit pressure measured at the end of exhalation PEEP is set using the mechanical PEEP valve on the exhalation valve POST Power On Self Tests A set of self tests the ventilator performs when turned on to verify the operational integrity of the Processor Displays Audible Alarm Confirming Audible Chirp SR
127. an AC power source use only the approved LTV AC Power Adapter External DC Power Source or External Battery When connecting the LTV Series ventilator to an external DC power source or external battery use only the approved method and connectors specified in Chapter 14 Power and Battery Operation Internal Battery Use The internal battery is intended for use during short periods while switching between external power supply connections emergency situations or short duration transports The length of time the ventilator will operate on internal power is a function of many factors such as settings charge level and condition or age of the battery therefore the use of the internal battery as a standard operating practice is not recommended ATTENTION Source d alimentation c a Lorsque vous branchez le ventilateur sur une source d alimentation c a utilisez l adaptateur c a LTV approuv Source de courant continu ou pile externe Lorsque vous branchez les ventilateurs de la s rie LTV sur une source de courant continu ou sur une pile externe utilisez seulement les m thodes et les connecteurs approuv s sp cifi s au chapitre 14 Alimentation et op ration avec pile Utilisation de la batterie interne La batterie interne est con ue pour tre utilis e sur de courtes p riodes pendant la commutation entre des connexions d alimentation externe les situations d urgence ou les transports de courte dur e La dur e pendant
128. and features available under the Extended Features Menus and how to access them The Extended Features shown below are representative of an LTV 1000 ventilator Refer to the descriptions of specific options or features contained in this chapter for their applicability to other LTV ventilator models Extended Features Alarm Operations Transducer Real time Event Ventilator Alarm Volume Autozero Transducer Data Trace Maintenance Apnea Interval High Pressure Alarm Delay LPP Alarm High f High PEEP PNT Assist Ventilator Operations Ventilator Checkout Tests Variable Rise Time Alarm Test Variable Flow Termination Display Test Variable Time Termination Control Test Pressure Control Flow Termination Leak Test Leak Compensation Vent Inop Alarm Test not displayed NPPV Mode 02 Flush Control Unlock Display Language Software Version Usage Meter Communications Protocol Set Date Set Time Date Format PIP LED Format Model Number Serial Number Valve Home Position Set Defaults displayed accessed through Vent Check menu O2 Cyclinder Duration Alarm Operations Ventilator Operations Transducer Autozero and Real time Transducers are covered in this chapter The other items are covered in Chapter 11 Ventilator Checkout Tests Appendix E Event Trace and in the LTV Series ventilator Service Manual P N 10665 Operator s Manual LTV Series ventilator Page 10 1 p n 10664 Rev T Navigating the Extended Feature
129. and patient breaths may be given For the first patient trigger detected within a breath period an assist breath is given For all subsequent patient triggers within the same breath period spontaneous patient breaths are given At the beginning of a breath period if no triggered breaths were given in the previous breath period a machine breath is given If there was a patient trigger in the previous breath cycle the ventilator will not give a machine breath in the current breath period unless the set Apnea Interval is exceeded Machine Machine Assist Pressure Assist Pressure Pressure Assist E Support Support Support Patient riggers Pressure Control Machine and Assist Breaths and Pressure Support Patient Breaths NOTE LTV ventilators provide an Apnea Backup mode of ventilation When the set Apnea Interval maximum time allowed between the beginning of one breath and the beginning of the next breath is exceeded the APNEA alarm is generated and the ventilator will enter Apnea Backup ventilation mode REMARQUE Les ventilateurs LTV procurent un mode de ventilation de secours pour l apn e Lorsque l intervalle de l apn e tabli dur e maximum allou e entre le d but d une respiration et le d but de la respiration suivante est exc d l alarme APNEA est g n r e et le ventilateur entre en mode de ventilation de secours pour l apn e Page 4 2 LTV Series ventilator Operator s Manual p n 10664 Rev T CPAP M
130. anual p n 10664 Rev T LOW O PRES LTVO 1000 Only When the average oxygen inlet pressure is less than the minimum inlet pressure of 35 PSIG the LOW 02 PRES alarm is generated This alarm is only active when Low Pressure O Source is not selected and the oxygen concentration is set to greater than 21 NOTE The LTV1000 features an enhanced Low O2 Pressure Alarm algorithm which allows for a brief temporary drop out of the low O2 pressure supply while maintaining delivered O2 REMARQUE Le LTV est caract ris par un algorithme am lior alarme de pression d oxyg ne basse lequel permet la chute br ve et temporaire de l approvisionnement de pression d oxyg ne basse tout en maintenant le d oxyg ne administr When a LOW O2 PRES alarm occurs e The LOW O2 PRES message is flashed in the display window e The O O Flush control display is flashed e The audible alarm is sounded To reset the LOW O2 PRES alarm 1 Push the Silence Reset button to silence the alarm 2 Reset the ventilators oxygen inlet pressure 3 Push the Silence Reset button to reset the alarm This alarm is not available in NPPV mode WARNING Disabled Oxygen Inlet Pressure Alarms When the oxygen blending option is not installed the Oxygen Inlet Pressure Alarms are disabled A AVERTISSEMENT Alarmes de pression d entr e de l oxyg ne d sactiv es Lorsque l option de m lange d oxyg ne n est pas activ e les alarmes
131. are patient type breaths Measured Flow delivered to When set of peak flow is not peak flow meet set pressure reached breath is cycled at set Time Term Breath cycles at set percentage of peak flow Flow Term Set Pressure Faw i Set et Insp Time Pressure Support Breaths For some patients it may be useful to adjust the variable flow termination percentage Adjusting the FLOW TERM setting between 10 and 40 will change the length volume and comfort of the inspiration Measured peak flow Higher percentage Lower percentage of peak flow 40 4 of peak flow 10 V Set Pressure Paw i imng Longer Insp D Time Adjusting Flow Term on Pressure Support Breaths Operator s Manual LTVO Series ventilator Page 3 5 p n 10664 Rev T Spontaneous Breaths For Spontaneous breaths flow is delivered to meet patient demand and maintain the circuit pressure at the measured PEEP from the previous breath The breath is cycled when the flow drops below 10 of the maximum flow delivered during the breath or below 3 lpm Spontaneous breaths may also be terminated by exceeding 2 breath periods Spontaneous breaths are patient type breaths Measured Flow delivered to meet peak flow patient demand and maintain PEEP Breath cyclesat i Breath cycles Y 10 of peak flow Fais Pressure maintained at PEEP Paw Spontaneous Breaths Shown with example flow for two different patient conditions Z N W
132. arge External DC Power Source or External Battery When connecting the LTV Series ventilator to an external DC power source or external battery use only the approved method and connectors specified in Chapter 14 Power and Battery Operation AC Power Source When connecting the ventilator to an AC power source use only the approved LTV AC Power Adapter AC Power Earth Ground Validity If the validity of the AC power earth ground connection is in doubt use the internal battery an external battery or an external DC power source to operate the LTV Series ventilator Fuse Fire Hazard Replacement of existing fuses with fuses with different voltage or electrical current ratings may cause a fire Storage Temperature Storing the LTV Series ventilator at temperatures above 60 C 140 F for long periods can damage the internal battery and cause expected battery duration to degrade Patient Assist Call Connector Do not apply more than 25V rms or 32VDC to the Patient Assist Call connector Ventilator Checkout Tests LTV Series ventilator Checkout tests must be performed before initial use of the ventilator Rerun the tests whenever a question about the ventilators operation arises Release Button To avoid damaging the ventilator or the power connector push the release button on the connector before removing it from the ventilator power port or the power port pigtail connector Page 1 14 LTV Series ventilator Operator
133. arm Delay see Chapter 10 Extended Features Page 9 14 LTV Series ventilator Operator s Manual p n 10664 Rev T HIGH PRES cont The HIGH PRES alarm becomes inactive and is automatically silenced using the following criteria ue ane Circuit Pressure at which HIGH PRES alarm is silenced 31 to 100 cmH20O Less than 25 cmH20 8 to 30 cmH20 More than 5 cmH 0 lower than current High Pressure Limit Setting 5 to 7 cmH20 Less than 2 cmH20 When a HIGH PRES alarm occurs e Inspiration is immediately terminated and exhalation begins e The HIGH PRES message is flashed in the display window e The High Pressure Limit control display is flashed e The audible alarm is sounded To reset the HIGH PRES alarm 1 Push the Silence Reset button to silence the alarm 2 Resolve the high pressure problem 3 Push the Silence Reset button to reset the alarm Operator s Manual LTV Series ventilator Page 9 15 p n 10664 Rev T HW FAULT When the ventilator detects one of the following hardware faults the HW FAULT alarm is generated e The cooling fan is not operating or the fan filter may be blocking the fan see page 13 2 for cleaning and installation instructions e A problem is detected with the analog to digital converters e A problem is detected with the flow valve e A problem is detected with the processor e A problem is detected with the EEPROM memory e A problem is detected writing data to the EEPROM du
134. as during Ventilator Checkout tests Operator s Manual LTV Series ventilator Page 5 5 p n 10664 Rev T Flashing Controls Variable controls and alarms will be displayed solid or flashing A flashing control means one of the following things e If you are changing a control setting and the display flashes you have reached a limited value for the control Control Limiting is covered later in this section e Ifan alarm display flashes it indicates that an alarm has occurred or is occurring See Chapter 9 Ventilator Alarms for more information on this e If control display flashes it indicates a special condition such as time termination of a pressure support breath For more information see Chapter 6 Controls e If the Control Lock LED flashes it indicates you have tried to change the control settings while the front panel controls are locked For more information see Chapter 6 Controls Control Lock Dashes If a control display is set to dashes it indicates that control is turned off or is not available in the current ventilation mode Contro Limiting Variable control settings may be limited to less than their specified range for any of the following reasons e To prevent inverse l E ratios of greater than 4 1 e To ensure a minimum inspiration time of 300 ms e To ensure a minimum exhalation time of 346 ms e To ensure a minimum initial flow of 10 Ipm for Volume Controlled breaths e To
135. asterisk appears the pass fail indicator is removed from the display and the autozero test is scheduled for the next breath 3 After the autozero is run on the next breath the new autozero value and the pass fail indicator are displayed If the autozero fails it will be automatically rescheduled for the next breath Page 10 26 LTVO Series ventilator Operator s Manual p n 10664 Rev T Real Time Transducers Use the Real Time Transducer data to view the real time activity in the ventilator The real time transducer menu is set up as follows RT XDCR DATA AP XX XX FDb xx xx FDw xx xx FDn xx xx mH20 HO mH20 mH20 FTw or FTn xx xx Lpm FTb X XX LEAK xx xx FVd xx xx FV XX XX STEP xxxx TS XXXX O2 XX XX BV XX XX EV XX XX RT EXIT Lpm Lpm Cm H20 Lpm rpm PSI VOLTS VOLTS Each item displays real time activity in the displayed units For some items transducer counts can also be displayed Pushing Select while the item is displayed displays additional transducer data Display Real Time Data AP xx xx mH20 Airway pressure as measured at the patient wye using the high side proximal sense line FDb xx xx mH20 Flow differential pressure as measured at the patient wye using the bi directional transducer Differential pressure is measured between the high and low side proximal sense lines FDw xx xx mH20 Flow differential pressure as measured at the patient wye using th
136. ate associated display is off Low Pressure O Wrong model selected Immediately contact a certified Pulmonetic Source button in maintenance mode Systems service technician associated LED does not operate LMV OFF is Low Minute Volume This is an informational message only see displayed alarm is turned off Chapter 9 LMV OFF for an explanation of this feature LMV LPPS OFF is Low Minute Volume displayed alarm is turned off and the LPP ALARM has been set to VC PC This is an informational message only see Chapter 9 LMV LPPS OFF for an explanation of this feature ONLY LPPS OFF is LPP ALARM has been This is an informational message only see displayed set to VC PC ONLY Chapter 9 LPPS OFF for an explanation of this feature f PEEP OFF is The High Breath Rate This is an informational message only see displayed and High PEEP alarms Chapter 9 f PEEP OFF for an explanation of are turned off this feature HI PEEP OFF is The High PEEP alarm This is an informational message only see displayed is turned off Chapter 9 HI PEEP OFF for an explanation of this feature HIGH f OFF is The High Breath Rate This is an informational message only see displayed alarm is turned off Chapter 9 HIGH f OFF for an explanation of this feature Page 15 4 LTV Series ventilator Operator s Manual p n 10664 Rev T Ventilator Performance Symptoms Possible Causes What
137. atement un technicien de service certifi de Pulmonetic Systems ou Pulmonetic Systems 43 Electrostatic Discharge Page 9 16 LTVO Series ventilator Operator s Manual p n 10664 Rev T INOP An INOP alarm is generated when e The ventilator is switched from On to Standby e The ventilator detects any condition that is deemed to make the ventilator unsafe When an INOP occurs the ventilator shuts down and sets the hardware to a safe state so the patient can breathe from room air When an INOP alarm occurs e Inspiratory flow is stopped and the exhalation valve is opened allowing the patient to breathe spontaneously from room air e The oxygen blending solenoids are closed e The INOP LED is illuminated red e The audible alarm is sounded continuously To silence the INOP alarm 1 Push the Silence Reset button to silence the alarm For ventilators with an audio sound symbol on the back panel label verify a confirming audible chirp occurs after the alarm is silenced Z N WARNING Alternative Ventilation lt is recommended that an alternative means of ventilating the patient be available at all times and that all ventilator operators be fully familiar with emergency ventilation procedures INOP Alarm If an INOP alarm occurs during operation ventilate the patient using an alternative method disconnect the ventilator and immediately contact a certified Pulmonetic Systems service technician or Pulmonetic Systems
138. ation 10 21 O Flush 10 14 O Inlet Filter 13 4 O2 15 2 02 Oz Flush 6 18 15 4 On Standby Button 6 20 Operating Procedures 12 1 Connect to a Patient 12 2 Operating Theory D 1 Oxygen Blending 6 18 Concentration Bleed In 6 16 Concentrator 6 13 Connecting C 13 Source 2 2 P Patient Assist Call C 14 Operator s Manual LTV Series ventilator Page G 3 p n 10664 Rev T Patient Assist Call System 15 20 Patient Circuit Connecting C 10 Humidifier C 11 Patient Connection 12 2 Patient Effort 6 28 7 6 PC FLOW TERM 3 4 6 23 10 9 10 11 15 2 Peak Flow 6 31 Peak Inspiratory Pressure 8 2 8 3 PEEP Valve 6 21 PEEP Monitored 8 2 8 3 PIP 8 2 8 3 10 19 PIP LED 10 19 PNT ASSIST 10 6 15 19 15 20 Positive End Expiratory Pressure See PEEP Monitors PEEP POST 15 18 POWER LOST 1 5 9 22 14 6 POWER LOW 9 23 Power Source 2 2 14 1 AC 14 2 Automobile Cigarette Lighter Adapter 14 8 External Battery 14 3 Pressure Control 6 23 15 2 Pressure Control Breath 3 3 Pressure Control Flow Termination See PC FLOW TERM Pressure Mode 4 6 6 32 Pressure Support 6 25 15 2 Pressure Support Breath 3 5 Pressure Trigger See Triggers Preventative Maintenance B 1 Protective Boot Installation C 6 Protective Boot Removal C 3 Protective Boots C 2 R Real Time Transducers 10 27 Remote Alarm Cable C 16 Remote Alarm
139. ator cycles to exhalation e The ventilator begins Apnea Backup ventilation in the Assist Control mode according to the current control settings The active controls are displayed at full intensity and all other controls are dimmed The breath rate for Apnea Backup mode is determined as follows e If the set Breath Rate is gt 12 bpm the Apnea breath rate is the set Breath Rate e If the set Breath Rate is lt 12 bpm and the set Breath Rate is not limited by other control settings the Apnea breath rate is 12 bpm e If the set Breath Rate is limited to lt 12 bpm the Apnea breath rate is the highest allowed rate The ventilator exits Apnea Backup mode and returns to the previous mode of ventilation when the operator resets the Apnea alarm or when two consecutive patient initiated breaths occur The Apnea Interval may be changed using the Extended Features menu 9 bpm 6 66 Sec gt 9 bpm 6 66 Sec 6 36 Sec 3 64 Sec i 1 Patient Pa Met S Apnea Backup Trigger Start Activity Mode Starts Machine Rate 9 bpm Inspiratory Time 0 3 Seconds Apnea Interval 10 Seconds 12 bpm 5 0 Sec 4 12 bpm 5 0 Sec 5 0 Sec No Breath Start Activity Start Activity Machine Rate 12 bpm Inspiratory Time 0 3 Seconds Apnea Interval 10 Seconds Page 4 4 LTV Series ventilator Operator s Manual p n 10664 Rev T NPPV The ventilator provides Non invasive Positive Pressure Ventilation NPPV
140. ayed a push and hold initiates an Inspiratory Hold While EXP HOLD is 6 seconds maximum displayed a push and hold initiates an Expiratory Hold Inspiratory Time 0 3 to 9 9 seconds 0 05 seconds Leak Compensation On Off n a Language English Dansk Deutsch n a Espanol Francais Italiano Norsk Portugues Svenska Pyccko O 21 to 100 O mean 21 to 50 3 51 to 100 5 keep steady state only O2 Flush O 95 5 Time 1 2 or 3 minutes 0 1 sec PIP LED Display On Off n a Operator s Manual LTV Series ventilator Page A 1 p n 10664 Rev T Control Range Tolerance Pressure Control Pressure Control Flow Termination Pressure Support Set Date Set Time Sensitivity Tidal Volume Variable Flow Termination Variable Rise Time Variable Time Termination Bias Flow Alarms Variable Alarms Control 1 to 99 cmH2O0 On Off 1 to 60 cmH20 01 01 1998 to 12 31 2097 00 00 00 to 23 59 59 1to9Lpm 50 to 2000 ml 10 to 40 1to9 0 3 to 3 0 sec 10 Ipm during exhalation Range 2 cmH 0 or 8 whichever is greater steady state only n a 2 cmH 0 or 8 whichever is greater steady state only n a n a 1 0 5 lpm for setting of 1 1 lpm for all other settings 10 or 10 ml whichever is greater for temperatures from 20 C to 30 C only standard atmospheric pressure 15 or 2 lpm whichever is greater 0 1 to 1 0 sec
141. back in place See page 13 10 for a diagram of correct exhalation valve assembly Check high and low pressure sense lines to be sure they are correctly attached and securely seated at both the ventilator and wye ends Check the luer fitting connections for leaks Check the elbow connectors at the wye to be sure they have not loosened or been broken loose Verify lines are not occluded or pinched Check the exhalation drive line at both the ventilator and exhalation valve ends Verify the line is securely seated and not leaking Perform an autozero under XDCR ZERO See page 10 23 for more information Immediately contact a certified Pulmonetic Systems service technician Immediately contact a certified Pulmonetic Systems service technician Disconnected Exhalation Drive Line Leaks in the Patient Circuit Failed autozero Failed calibration or internal problem with the ventilator Delivered flow is high Delivered flow is low Verify lines are not occluded or pinched Check the exhalation drive line at both the ventilator and exhalation valve ends Verify the line is securely seated and not leaking Perform an autozero under XDCR ZERO See page 10 23 for more information Immediately contact a certified Pulmonetic Systems service technician Bias flow is 20 lpm or 5 lpm instead of 10 lpm VHome setting does not match flow valve Immediately contact a certified Pulmonetic Systems
142. ccurrence of the same type of event same event code will be recorded as a separate line item along with the latest date time and associated data The quantity of occurrences is increased by one 1 i e a quantity of two 2 will be displayed e Additional occurrences 3 or more of the same type of event will update the secondary occurrence line items with the latest date time and associated data The quantity of occurrences will be increased by one 1 for each additional occurrence i e the quantity of 2 will be increased to 3 NOTE Event log entries are only one of many diagnostic tools used to troubleshoot the ventilator Additional information is often required to accurately identify the root cause of a problem See Chapter 14 Troubleshooting for more information REMARQUE Les entr es du journal d v nements ne repr sentent que l un des nombreux outils de diagnostic utilis s pour localiser les pannes du ventilateur Des informations suppl mentaires sont souvent n cessaires pour identifier de fa on pr cise la source d un probl me Reportez vous au Chapitre 14 D pannage pour de plus amples informations To view the events 1 Enter the Extended Features menu by pushing and holding the Select button for 3 seconds 2 Turnthe Set Value knob until EVENT TRACE is displayed 3 Push the Select button while EVENT TRACE is displayed e xx eventname is displayed e xx is the chronological number of the event
143. cessary 6 Allow the filter to thoroughly air dry before reinstallation 7 Reinstall the filter 8 Reposition the filter grill over the filter and apply light pressure until it fully seats clicks into the filter housing CAUTION Wet or Damp Filters Do not install a wet or damp filter into the LTV Series ventilators This could damage the ventilator ATTENTION Filtres mouill s ou humides Ne pas installer des filtres mouill s ou humides dans les ventilateurs de la s rie LTV Cela pourrait endommager le ventilateur Page 13 2 LTVO Series ventilator Operator s Manual p n 10664 Rev T Cleaning or replacing the Inlet Filter To clean the Inlet Filter 1 Remove the Inlet Filter by squeezing the foam filter gently with your fingers and pulling it out 2 Gently bathe the filter in a solution of mild detergent and warm water 3 Rinse thoroughly in warm water 4 Examine the filter for excessive wear or damage Discard and replace with a new filter if necessary 5 Allow the filter to thoroughly air dry before reinstallation 6 Reinstall the filter CAUTION Wet or Damp Filters Do not install a wet or damp filter into the LTV Series ventilators This could damage the ventilator ATTENTION Filtres mouill s ou humides Ne pas installer des filtres mouill s ou humides dans les ventilateurs de la s rie LTV Cela pourrait endommager le ventilateur Operator s Manual LTV Serie
144. chapitre 14 Alimentation et op ration avec pile Source d alimentation c a Lorsque vous branchez le ventilateur sur une source d alimentation c a utilisez l adaptateur c a LTV approuv Validit de la mise la terre de l alimentation c a Si vous doutez de la validit de la mise la terre de l alimentation c a utilisez la pile interne une pile externe ou une source externe de courant continu pour op rer le ventilateur de la s rie LTV Danger d incendie des fusibles Le remplacement des fusibles existants par des fusibles de type d amp rage et de courant lectrique diff rent peut causer un incendie Temp rature d entreposage L entreposage du ventilateur de la s rie LTV des temp ratures sup rieures 60 C 140 F durant des p riodes prolong es peut endommager la pile interne et causer l usure pr matur e de la pile Connecteur d appel d aide aux patients Ne mettez pas plus de 25 V efficace ou 32 V c c au connecteur d appel d aide aux patients Tests de v rification du ventilateur Les tests de v rification du ventilateur doivent tre effectu s avant de relier le patient au ventilateur Effectuez les tests lors de doutes relativement l op ration ad quate du ventilateur Bouton de d clenchement Pour viter d endommager le ventilateur ou le connecteur d alimentation appuyer sur le bouton de d clenchement situ sur le connecteur avant de le retirer du port d alimentation du v
145. circuits Z N AVERTISSEMENT Accessoires du circuit du patient L utilisation d accessoires tels que les membranes vocales les changeurs thermohydriques et les filtres produit une r sistance additionnelle dans le circuit de patient et en cas de d branchement elle risque d emp cher la g n ration de l alarme de basse pression S assurer que les param tres de l alarme de basse pression s adaptent ces types d accessoires lorsqu ils sont utilis s avec les circuits du patient Page 6 12 LTV Series ventilator Operator s Manual p n 10664 Rev T Low Pressure O Source LTV 1000 Only When selected this option allows oxygen to be supplied from a low pressure low flow oxygen source such as an oxygen concentrator or line mounted flow meter Oxygen from the low pressure source is mixed with air inside the ventilator The O percent delivered to the patient is determined by the Oz inlet flow and the total minute volume and is not regulated by the ventilator Use the Input O Flow chart page 6 15 to determine the correct O flow for the desired FIO e When the Low Pressure O Source option is selected and a high Oz pressure source is attached to the ventilator an Automatic High O Switch Over safety response generates a HIGH O2 PRES alarm switches the ventilator to High Pressure O Source mode and sets the percentage of oxygen to be delivered in the gas flow to 21 When the Low Pressure O Source option is not selec
146. condition of the internal battery NOTE The Charge Status LED is illuminated green when the internal battery is charged to gt 90 of its capacity If the Charge Status LED is red is flashing amber for more than 1 hour or does not show a green Charge Status indication after 24 hours the battery is defective and should be replaced Please immediately contact a certified Pulmonetic Systems service technician Internal Battery Use The internal battery is intended for use during short periods while switching between external power supply connections emergency situations or short duration transports The length of time the ventilator will operate on internal power is a function of many factors such as settings charge level and condition or age of the battery therefore the use of the internal battery as a standard operating practice is not recommended REMARQUE Le voyant du DEL Charge Status est vert lorsque la pile interne est charg e a plus de 90 de sa capacit Si le voyant du DEL Charge Status est rouge qu il est jaune et clignote pendant plus d une heure ou qu il n affiche pas un Charge Status vert apr s 24 heures la pile est d fectueuse et il faut la changer Veuillez communiquer imm diatement avec un technicien de service certifi par Pulmonetic Systems Utilisation de la batterie interne La batterie interne est con ue pour tre utilis e sur de courtes p riodes pendant la commutation entre des connexions d alimenta
147. ct a certified Pulmonetic Systems service technician Verify lines are not occluded or pinched and or clear the lines with a low flow less than 10 Ipm gas source Immediately contact a certified Pulmonetic Systems service technician Ventilator is on gas is not delivered and turbine is running Failed calibration or internal problem with the ventilator Immediately contact a certified Pulmonetic Systems service technician Ventilator makes a high pitched noise when in Standby Battery charge circuit running When the battery charge circuit is running in bulk charge the Charge Status LED is amber the ventilator may emit a high pitched sound that some people can hear This is normal Page 15 12 LTV Series ventilator Operator s Manual p n 10664 Rev T Symptoms Possible Causes What to Do Ventilator gets Patient circuit leaks Perform a Leak Test and reseat or replace the excessively hot Ventilator must run leaking parts or connections See page 11 8 for harder to maintain instructions PEEP Internal problem with Immediately contact a certified Pulmonetic the ventilator Systems service technician Ventilator does not Communications Set communications setting to MONITOR mode work with LTM setting is not set to See page 10 16 for instructions Graphics Monitor MONITOR mode Ventilator requires Check LTM compatibility in the Model Number upgrades to be menu
148. ct the ventilator to the patient assist system 1 Insert the telephone jack connector RJ11 4 into the port labeled PATIENT ASSIST on the left hand side of the ventilator 2 Connect the jack on the other end of the cable to your patient assist system TO PATIENT ASSIST CALL JACK om 3 Test the connection by performing an Alarm test see Chapter 11 Ventilator Checkout Tests or by causing an alarm and verifying the patient assist call activates Z N WARNING Unapproved Adapters Only Pulmonetic Systems Accessories should be used to connect the ventilator to Patient Assist Call Systems These accessories incorporate safety features to reduce the risk of shock Do not attempt to modify these accessories in any way Patient Assist Call Connector Do not apply more than 25V rms or 32VDC to the Patient Assist Call connector Z N AVERTISSEMENT Accessoires non approuv s L utilisation d accessoires qui ne sont pas express ment approuv s par Pulmonetic Systems pourrait entra ner des conditions dangereuses Seuls les accessoires de Pulmonetic Systems devraient tre utilis s pour brancher les ventilateurs aux syst mes d aide aux patients Ces accessoires comportent des caract ristiques de s curit pour r duire les risques de choc N essayez pas de modifier ces accessoires d aucune fa on Connecteur d appel d aide aux patients Ne mettez pas plus de 25 V efficace ou 32 V c c au connecteur d appel d aid
149. d Display Test 11 4 All displays must light except VENT INOP Control Test 11 6 Correct messages displayed in window Leak Test 11 8 X X PASS Record value displayed Vent Inop Alarm Test 11 10 Alarm sounded and Inop LED illuminated 15 sec s Confirming audible Chirp must activate after alarm is silenced Checking the Ventilator for Proper Operation Appendix C Installation and Checkout Ventilator Settings Settings C 18 Selected Monitors should read as follows Mode Volume Assist Ctrl 2 A Low Press O Off Exhaled Tidal Volume 383 to 633 ml Breath Rate 12 Tidal Volume 500 l E Ratio 1 3 8 to 1 4 2 Insp Time 1 sec Total Breath Rate 12 bpm 02 21 Sensitivity 3 Total Minute Vol 4 6 to 7 6 L High Pressure Limit 100 Low Pressure Alarm 5 Low Min Vol 1 0 PEEP Minimum No Alarms Only applicable on ventilators with an audio sound symbol on the back panel label Page C 20 LTV Series ventilator Operator s Manual p n 10664 Rev T Procedure Set the O control to 22 C 18 LOW O2 PRES alarm activates after a short LTV 1000 Only 2 B pause Reset O2 to 21 and clear the C 18 alarm Set the Low Min Vol Alarm to 2 C LOW MIN VOL alarm activates 10L Reset the Low Min Vol Alarm to 1 0 C 18 and clear the alarm 2 D LOW PRES alarm activates Set the Low
150. d If a final F is displayed the previous zero results were outside the required tolerance and the autozero failed An asterisk indicates that an autozero is scheduled for the next breath 2 Turn the Set Value knob to display the EXIT option 3 Push the Select button To schedule the Airway Pressure Transducer Autozero 1 The previous results AP xxxx P are displayed 2 Push the Select button An asterisk appears the pass fail indicator is removed from the display and the test is scheduled for the next breath 3 After the autozero is run on the next breath the new autozero value and the pass fail indicator are displayed If an autozero fails it will be automatically rescheduled for the next breath Operator s Manual LTV Series ventilator Page 10 23 p n 10664 Rev T Bi directional Flow Transducer Differential Autozero Use this item to view the Bi directional Flow Transducer Differential Autozero results and schedule Autozeros to be run To view the Bi directional Flow Transducer Differential Autozero results 1 2 3 The previous results FDb xxxx P are displayed If the results are displayed as FDb xxxx the Bi directional Flow Transducer is not installed on your unit The final P indicates the previous zero results were within the required tolerance and the previous autozero passed If a final F is displayed the previous zero results were outside the required tolerance and the autozero failed An asterisk
151. d SIMV CPAP modes of ventilation To toggle between the modes 1 Push the mode button The associated LED will flash for 5 seconds 2 To confirm the mode change push the mode button again while the LED is flashing The ventilator will begin operating in the new mode as soon as the mode change is complete NOTE When Assist Control is selected the ventilator will be in Control or Assist Control mode depending on the Sensitivity setting e If Sensitivity is set to dashes the ventilator will be operating in Control mode e If Sensitivity is set to any other value the ventilator will be operating in Assist Control mode When SIMV CPAP is selected the ventilator will be in SIMV or CPAP mode depending on the Breath Rate setting e f Breath Rate is set to dashes the ventilator will be operating in CPAP mode e f Breath Rate is set to any other value the ventilator will be operating in SIMV mode REMARQUE Lorsque Aide Contr le est s lectionn le ventilateur sera en mode Contr le ou Aide selon le r glage de la sensibilit e Si la sensibilit est r gl e sur Traits le ventilateur fonctionnera en mode Contr le e Sila sensibilit est r gl e sur toute autre valeur le ventilateur fonctionnera en mode Aide Contr le Lorsque le mode SIMV CPAP est s lectionn le ventilateur sera en mode SIMV ou CPAP selon le r glage du d bit respiratoire e Si le d bit respiratoire est r
152. d ae it Internal problem with the Immediately contact a certified should be a ventilator Pulmonetic Systems service technician continuous tone Operator s Manual LTV Series ventilator Page 15 19 p n 10664 Rev T Symptoms Possible Causes What to Do Remote Alarm PNT ASSIST option set to Set PNT ASSIST option to PULSE See System dual tone NORMAL page 10 6 for instructions system only Defective Remote Alarm Contact Remote Alarm System generates one System manufacturer or service personnel continuous tone Internal problem with the Immediately contact a certified Pulmonetic ventilator Systems service technician Patient Assist Call Incorrect Patient Assist Establish whether the Patient Assist Call System does not work cable installed Normally System is a Normally Open or Normally with the ventilator Open versus Normally Closed system and verify the appropriate Closed system cable Patient Assist Cable Normally Open or mismatch Normally Closed is installed See page C 14 for instructions Defective or improper Check the Patient Assist Cable connection connections between the ventilator s Patient Assist Port and the Patient Assist Call System See page C 14 for instructions Defective Patient Assist Replace Patient Assist Cable cable Defective Patient Assist Contact Patient Assist Call System Call System manufacturer or service personnel Internal problem with the Immediately
153. damages of any kind shall be limited to the purchase price of the defective unit Page ii LTVO Series ventilator Operator s Manual p n 10664 Rev T Notices The LTV Series ventilator complies with limitations as specified in IEC 601 1 2 for Medical Products It does however use and radiate radio frequency energy The function of this machine may be adversely affected by the operation of other nearby equipment such as high frequency surgical diathermy equipment short wave therapy equipment defibrillators or MRI equipment Federal law restricts this device to sale by or on the order of a physician C 0086 y FM 75092 CE 02342 European Regulatory Requirements per 93 42 EEC Medical Device Directives Pulmonetic Systems Inc s European Representative for vigilance reporting within the European Community is MediMark Europe Sarl 11 rue Emile Zola BP 2332 F 38033 Grenoble Cedex 2 France Tel 33 0 4 76 86 43 22 Fax 33 0 4 76 17 19 82 E mail info medimark europe com Any product malfunctioning issues that fall under Medical Device Directives Essential Requirements should be directed to MediMark Operator s Manual LTV Series ventilator Page iii p n 10664 Rev T Notice To Operators Unsafe Operation Operating the LTV Series ventilator without a complete and thorough understanding of its attributes is unsafe and may cause harm to the patient It is important that this manual be read and understood i
154. de maintien des fonctions vitales Mode NPPV alarmes Lorsque l appareil fonctionne en mode NPPV bon nombre des alarmes standards sont d sactiv es Par cons quent si un probl me survient la pr cision de la ventilation pourrait diminuer Assurez vous de lire attentivement le chapitre 4 Types de respiration et modes de ventilation mode NPPV avant de choisir ce mode de fonctionnement 51 Non Invasive Positive Pressure Ventilation Page 12 8 LTV Series ventilator Operator s Manual p n 10664 Rev T To Turn the Ventilator Off 1 Disconnect the ventilator from the patient 2 Push and hold the On Standby button for 3 seconds The ventilator ceases operating the audible alarm sounds continuously and the Vent Inop LED is lit 3 Stop the audible alarm from sounding by pushing the Silence Reset button e Verify a confirming audible chirp sounds immediately after the alarm is silenced 4 The ventilator continues to charge the internal battery as long as it is connected to an external power source NOTE The VENT INOP LED will remain lit for a minimum of 5 minutes and does not affect battery life REMARQUE La DEL VENT INOP restera allum e durant au moins 5 minutes et n affecte en rien la dur e de vie de la batterie SA Only on ventilators with an audio sound symbol on the back panel label 6 The audible Chirp occurs after the Inop Alarm sounds for longer than 0 8 seconds and is then silenced O
155. de pression d entr e de l oxyg ne sont d sactiv es Operator s Manual LTV Series ventilator Page 9 19 p n 10664 Rev T LOW PRES When the peak inspiratory pressure for a selected breath is less than the Low Pressure setting the LOW PRES alarm is generated The Low Pressure alarm can be set to apply to all breaths ALL BREATHS or to Volume Control VC and Pressure Control PC breaths only For information on selecting breath types see Chapter 10 Extended Features Low Peak Pressure Alarm When a LOW PRES alarm occurs e The LOW PRES message is flashed in the display window e The Low Pressure Control display is flashed e The audible alarm is sounded To reset the LOW PRES alarm 1 Push the Silence Reset button twice This alarm is not available in NPPV mode WARNING Patient Circuit Accessories The use of accessories such as Speaking Valves Heat Moisture Exchangers and Filters create additional patient circuit resistance and in the event of a disconnection may impede the generation of a Low Pressure Alarm Ensure that the Low Pressure Alarm settings accommodate these types of accessories when used in combination with patient circuits Z N AVERTISSEMENT Accessoires du circuit du patient L utilisation d accessoires tels que les membranes vocales les changeurs thermohydriques et les filtres produit une r sistance additionnelle dans le circuit de patient et en cas de d branchement elle risque d em
156. e See page 13 10 for a diagram of correct exhalation valve assembly If necessary replace the exhalation diaphragm PEEP spring or exhalation valve with a new one The sense lines are not designed to be removed from either the wye or the luer fittings If the sense lines have been removed and replaced incorrectly they may not seal correctly when replaced Replace the patient wye and sense lines with a known good assembly Verify that the Leak Compensation extended features option is set to On default setting is on See page 10 12 for instructions Perform an autozero under XDCR ZERO See page 10 23 for more information Immediately contact a certified Pulmonetic Systems service technician Page 15 8 LTV Series ventilator Operator s Manual p n 10664 Rev T Symptoms Possible Causes What to Do Delivered pressure is Diaphragm is high incorrectly seated in Monitored pressure is exhalation valve high High or low side sense line or elbow at patient wye loose or leaking High or low sense lines are occluded High or low sense ports in the wye are occluded Failed autozero Failed calibration or internal problem with the ventilator Delivered pressure increases towards end of inspiration VHome setting does not match flow valve Open the exhalation valve and remove the diaphragm and spring Reseat the spring and diaphragm valve and snap the peep valve or peepless valve cap
157. e wide scale transducer Differential pressure is measured between the high and low side proximal sense lines FDn xx xx nH20 Flow differential pressure as measured at the patient wye using the narrow scale transducer Differential pressure is measured between the high and low side proximal sense lines The narrow scale transducer is only used for differential pressures between 0 35 cmH20 and 0 35 cmH20 approximately 15 Lpm to 15 Lpm FTb xx xx Lpm Flow in Lpm calculated from the differential pressure measured at the patient wye using the bi directional transducer Transducer count display is not available for this item 53 For more information see the LTVO Series ventilator Service Manual Operator s Manual p n 10664 Rev T LTVO Series ventilator Page 10 27 Display LEAK xx xx Lpm Real Time Data Leak flow calculated from the differential pressure transducer measured at the patient wye during exhalation This value will be approximately 0 0 when the ventilator is autocycling Eliminate autocycling by turning the sensitivity off before reviewing this measurement FTw xx xx Lpm or FTn xx xx Lpm Flow in Lpm calculated from the differential pressure measured at the patient wye When the value is calculated using the wide scale differential pressure FTw is displayed When the value is calculated using the narrow scale differential pressure FTn is displayed When Leak Compensation is on FTw xx xx a
158. e LTV Series ventilator Z N WARNING WARNING statements alert the reader to potentially hazardous situations which if not avoided could result in death or serious injury Z N AVERTISSEMENT Les nonc s AVERTISSEMENT informent le lecteur de situations dangereuses qui si elles ne sont pas vit es peuvent entra ner la mort ou des blessures graves CAUTION CAUTION statements alert the reader to potentially hazardous situations which if not avoided could result in equipment damage ATTENTION Les nonc s ATTENTION informent le lecteur de situations dangereuses qui si elles ne sont pas vit es peuvent causer des dommages l quipement NOTE NOTE statements contain additional information to assist in the proper operation of the LTV Series ventilator REMARQUE Les nonc s REMARQUE contiennent des informations suppl mentaires pour aider l op ration ad quate des ventilateurs de la s rie LTV Page 1 2 LTV Series ventilator Operator s Manual p n 10664 Rev T Warnings Z N WARNING Untrained Personnel Only properly trained personnel should operate the ventilator The LTv Series ventilator is a restricted medical device designed for use by Respiratory Therapists or other properly trained and qualified personnel under the direction of a physician and in accordance with applicable state laws and regulations Leak Testing the Patient Breathing Circuit
159. e Support 1 Push the Pressure Support button 2 Change the setting using the Set Value knob Range 1 60 cmH20 Pressure Support breaths may be terminated by flow or by time Flow Termination Pressure Support breaths are flow terminated when the flow decreases to a set percentage of the peak flow delivered for that breath Time Termination Pressure Support breaths are time terminated when the inspiratory time exceeds two breath periods or when the inspiratory time exceeds the set Time Termination Limit before the flow termination criteria is reached The Pressure Support display will flash briefly after each time terminated breath The Rise Time profile for Pressure Support breaths may be selected under Extended Features 2 See Chapter 10 Extended Features for how to set the Variable Flow Termination for Pressure Support breaths Spontaneous breaths are terminated at 10 of peak flow or when flow drops below 3 Lpm 2 Only Pressure Support breaths are time terminated Spontaneous breaths where Pressure Support is set to are not time terminated 2 See Chapter 10 Extended Features for how to set the Variable Time Termination See Chapter 10 Extended Features for how to set the Flow Rise Time profile Operator s Manual LTV Series ventilator Page 6 25 p n 10664 Rev T Pressure Support cont NOTE Be sure that the Pressure Support setting is higher than the PEEP setting established by the
160. e aux patients Page C 14 LTV Series ventilator Operator s Manual p n 10664 Rev T Communications Port The Communications Port on the LTV Series ventilator allows for attachment to and communication with accessories such as graphics monitors or printers Currently the printer option is only available for use by service personnel Use the Communications Setting option in the Extended Features menu to modify the communications protocol see Chapter 10 Extended Features Communications Setting for instructions LTM Graphics Monitor The LTM Graphics Monitor is a thin lightweight color graphics monitor accessory for LTM compatible LTV 900 950 and 1000 ventilators e To upgrade an LTV Series ventilator to LTM Graphics Monitor compatibility a certified Pulmonetic Systems service technician must replace both the internal Analog PCBA and Memory PCBA with LTM compatible components e For additional information regarding the LTM Graphics Monitor contact Pulmonetic Systems To install and setup an LTM Graphics Monitor refer to the LTM Graphics Monitor Operator s Manual included with your LTM Graphics Monitor LTM Graphics Monitor compatibility can be verified by pushing the Select button when the LTV Model Number is displayed in the Extended Features menu The message LTM will be displayed if the ventilator was originally manufactured or upgraded by Pulmonetic Systems to accommodate the LTM Graphics
161. e d oxyg ne externe 39 In addition to the existing internal O Inlet filter P N 14313 an External In Line Oxygen Filter P N 14470 is available from Pulmonetic Systems Inc Page C 12 LTV Series ventilator Operator s Manual p n 10664 Rev T For Operation from a High Pressure Oxygen Source LTV 1000 only To operate from a high pressure 40 80 PSIG oxygen source connect an oxygen hose to the female DISS oxygen inlet fitting labeled O2 INLET on the left side of the ventilator High pressure O2 hose For Operation from a Low Pressure Oxygen Source For operation from a low pressure oxygen source such as an oxygen concentrator attach the low pressure adapter to the inlet fitting labeled O2 INLET located on the left side of the ventilator Then attach the oxygen supply line to the hose barb on the adapter Low Pressure O2 adapter An NIST adapter for this connection P N 10702 is available from Pulmonetic Systems upon request Operator s Manual LTV Series ventilator Page C 13 p n 10664 Rev T Patient Assist Call System Connection Instructions The ventilator is configured to interface with a Patient Assist Call system requiring either normally closed or normally open contact sets e f your patient assist system is Normally Open use Patient Assist Cable Normally Open P N 10780 e f your patient assist system is Normally Closed use Patient Assist Cable Normally Closed P N 10779 To conne
162. e differential pressure across the valve yet low enough to ensure that excess energy is not wasted when operating from batteries Operator s Manual LTV Series ventilator Page D 1 p n 10664 Rev T Ventilation flow enters the Flow Valve which controls all inspiratory gas flow to the patient The valve is driven by a rotary actuator and translates circular motion to a poppet position which in turn meters flow to the patient The valve is characterized such that gas flow is a known function of differential pressure across the valve and actuator position A Differential Pressure Transducer is provided to measure the differential flow valve pressure Ventilation gas exiting the Flow Valve is connected to the Exhalation Valve by a patient circuit The Exhalation Valve provides the following functions 1 Closes the exhalation port during inspiration to divert gas to the patient 2 Opens the exhalation port during exhalation to allow patient gases to be exhausted to the atmosphere 3 Provides variable PEEP Positive End Expiratory Pressure during the exhalation phase 4 Measures the exhaled flow using a fixed orifice type transducer Transducer sensor ports are located between the patient and ventilator connection ports A Differential Pressure Transducer is provided to measure the delta pressure developed across the flow transducer The transducer is autozeroed to ambient pressure and the sense lines are purged to prevent moisture mig
163. e in the LTV display window Using an inaccurate PEEP setting due to a patient leak can result in less than prescribed PEEP or undesirable increases in patient circuit pressure when the patient circuit leak changes Z N AVERTISSEMENT Exactitude du param tre PEP Les carts dans le mode de respiration du patient et ou les fuites du circuit du patient y compris les fuites autour du ballonnet pour canule de trach ostomie peuvent affecter le PEP Des tudes et investigations pr liminaires recommandent que le clinicien d finisse le PEP au niveau prescrit sur un poumon d essai tout en observant la valeur PEP de l cran graphique LTV Le clinicien doit par ailleurs surveiller de fa on p riodique la valeur PEP de l cran graphique LTV L utilisation d un param tre PEP inappropri en raison d une fuite de patient peut potentiellement r sulter en un param tre inf rieur au param tre PEP prescrit ou en une augmentation ind sirable de la pression du circuit du patient lorsque la fuite du circuit du patient change f xxx bom The Total Breath Rate displays the breaths per minute based on the last 8 breaths and includes all breath types Total Breath Rate is recalculated and updated at the end of each exhalation or every 20 seconds This is done to protect the patient since often the highest pressure is obtained at the beginning of the exhalation phase Operator s Manual LTVO Series ventilator Page 8 3 p n 10664 Rev T Vte x
164. e knob until the desired day is displayed Push the Select button to accept the new date Range 1 1 1998 12 31 2097 Operator s Manual LTV Series ventilator Page 10 17 p n 10664 Rev T Set Time Use the Set Time option to view or set the current time stored in the ventilator To view the Time 1 Push the Select button while SET TIME is displayed 2 The current time is displayed 3 Push the Control Lock button to exit To modify the Time 1 Push the Select button while SET TIME is displayed The current date is displayed as hh mm ss Push the Select button HOUR xx is displayed Turn the Set Value knob until the desired hour is displayed Push the Select button MIN xx is displayed Turn the Set Value knob until the desired minute is displayed Push the Select button to accept the new date The seconds are automatically reset to 00 Q N O al N D Range 00 00 00 23 59 59 Date Format Use the Date Format option to select the display format for the current date To modify the Date Format 1 Push the Select button while DATE FORMAT is displayed MM DD YYYY or the currently selected date format is displayed Turn the Set Value knob until the desired format is displayed N Push the Select button Options MM DD YYYY DD MM YYYY YYYY MM DD Page 10 18 LTV Series ventilator Operator s Manual p n 10664 Rev T PIP LED Use the PIP LED option to turn the display of the PIP LED
165. e la batterie d un v hicule Vous pourriez ainsi endommager le ventilateur Embout adaptateur pour allume cigarette d automobile Apr s l utilisation d brancher l adaptateur pour allume cigarette d automobile avec pr caution car son embout peut tre chaud Prise d allume cigare d automobile Selon la condition de la batterie de l automobile si le moteur est coup d marr ou est en marche les prises d allume cigare d une automobile peut g n rer des niveaux de tension vari s sur certains mod les la prise ne fonctionne que si le moteur est en marche V rifier la source d alimentation utilis e par le ventilateur indiqu e par la DEL EXTERNAL POWER du ventilateur Alarme distance Assurez vous toujours que l alarme distance indique de fa on ad quate les alarmes du ventilateur LTV avant d utiliser le ventilateur Alarme distance Suivez toujours les exigences d utilisation et d entretien du fabricant de l alarme distance afin d assurer le fonctionnement ad quat de l appareil Bloc piles externe Le bloc piles externe ne doit tre branch qu aux ventilateurs de la s rie LTV l aide du c ble pour piles externes de Pulmonetic Systems N pi ce 10802 Ce c ble est pr c bl et ses terminaisons assurent une connexion s curitaire entre le bloc piles externe et le ventilateur 3 En plus du filtre interne de l orifice d alimentation en oxyg ne dont le num ro de pi ce est 14313 Pulmonet
166. e lines are oriented up while operating Care of the Exhalation Valve The exhalation valve is a delicate assembly and may be damaged if e Care is not exercised when handling or cleaning it e Cleaning instruments or foreign bodies are inserted into it e High pressure gas nozzles are used to dry it Front Panel Cleaning Do not pour or spray liquid cleaners onto the front panel Care of Bacterial Filters If bacterial filters are used in conjunction with the LTV Series ventilator comply with all procedures as specified by the filter manufacturer Wet or Damp Filters Do not install a wet or damp filter into the LTV Series ventilators This could damage the ventilator Page 1 12 LTV Series ventilator Operator s Manual p n 10664 Rev T CAUTION Oxygen Supply Contamination The accuracy of the oxygen delivery capabilities of LTV ventilators can be compromised by foreign debris contamination in the oxygen supply system To reduce the risk of airborne contaminants entering the ventilator ensure that any oxygen supply connected to the ventilator is clean properly filtered and that the ventilator s O2 Inlet Port Cap is securely installed on the O2 Inlet Port whenever the ventilator is not connected to an external oxygen supply Proximal Sense Lines Do not remove the proximal sense lines from the patient wye Automobile Cigarette Lighter and Power Outlets Automobile cigarette lighter and power outlets are normall
167. e patient receives a minimum number of machine and assist breaths The available breath types are Volume Control and Pressure Control Assist breath A volume or pressure breath that the patient triggers and which is then controlled and cycled by the ventilator Assist breaths may occur in Assist Control and SIMV modes Autozero The procedure for determining the transducer zero offset for ambient pressure Bias flow A constant stream of gas through the patient circuit during the exhalation phase of the breath bpm Breaths Per Minute Breath period The time between consecutive ventilator started breaths The Breath Period is determined by the Breath Rate per minute setting For instance a Breath Rate of 6 would give a Breath Period of 10 seconds 60 seconds divided by 6 bpm Breath rate set The minimum quantity of machine breaths given in a minute BTPD Body Temperature Pressure Dry Circuit See airway circuit Circuit pressure See airway pressure cmH O Operator s Manual p n 10664 Rev T Centimeters of water A unit of measure for pressure LTV Series ventilator Page F 1 TERM Control mode DEFINITION A ventilation mode where the ventilator delivers machine breaths at a set rate In Control Mode patient triggers are not allowed CPAP Continuous Positive Airway Pressure The ventilator continuously maintains Positive gas pressure through the patient circuit du
168. ead acid internal battery To preserve maximum battery life e Fully recharge the battery every 2 months while the ventilator is in storage Recharge the battery by plugging the ventilator into an AC power source for 24 hours If the battery Charge Status LED is not illuminated green within 24 hours or if it is illuminated red immediately contact a certified Pulmonetic Systems service technician or Pulmonetic Systems e Store the ventilator at temperatures less than 60 C 140 F CAUTION Storage Temperature Storing the LTV Series ventilator at temperatures above 60 C 140 F for long periods can damage the internal battery and cause expected battery duration to degrade Internal Battery Use The internal battery is intended for use during short periods while switching between external power supply connections emergency situations or short duration transports The length of time the ventilator will operate on internal power is a function of many factors such as settings charge level and condition or age of the battery therefore the use of the internal battery as a standard operating practice is not recommended ATTENTION Temp rature d entreposage L entreposage du ventilateur de la s rie LTV des temp ratures sup rieures 60 C 140 F durant des p riodes prolong es peut endommager la pile interne et causer l usure pr matur e de la pile Utilisation de la batterie interne La batterie interne est con ue po
169. ecessary replace the PEEP spring with a new one Page 15 11 Symptoms Possible Causes What to Do Continued High side sense line or Check high and low pressure sense lines to be PEEP not working elbow at patient wye sure they are correctly attached and securely loose or leaking seated at both the ventilator and wye ends fra Hee Check the luer fitti ions for leak PEEP sags during eck the luer fitting connections for leaks exhalation Check the elbow connectors at the wye to be Failed calibration or internal problem with the ventilator sure they have not loosened or been broken loose Verify lines are not occluded or pinched Immediately contact a certified Pulmonetic Systems service technician Ventilator won t trigger at sensitivity setting of 1 Lpm Condensation in sense lines Patient effort inadequate Some very small patients and patients with very weak inspiratory efforts may not be able to generate a 1 Lpm effort Failed autozero Leak Compensation is not on Perform an autozero under XDCR ZERO See page 10 23 for more information Verify that the Leak Compensation extended features option is set to On default setting is on See page 10 12 for instructions Failed calibration or internal problem with the ventilator High or low sense lines are occluded High or low sense ports in the wye are occluded Defective purge solenoids Immediately conta
170. ed ATTENTION Erreur de charge Si le DEL de l tat de charge indique une erreur de charge veuillez contacter imm diatement un technicien de service certifi Pulmonetic Systems Utilisation de la batterie interne La batterie interne est congue pour tre utilis e sur de courtes p riodes pendant la commutation entre des connexions d alimentation externe les situations d urgence ou les transports de courte dur e La dur e pendant laquelle le ventilateur fonctionnera sur l alimentation interne d pend de facteurs tels la configuration le niveau de la charge et la condition de la batterie l utilisation de la batterie interne pour l op ration normale n est donc pas recommand e Page 7 4 LTVO Series ventilator Operator s Manual p n 10664 Rev T External Power The External Power indicator shows the level of external power while the ventilator is operating from an external power source When the ventilator is running from the internal battery the External Power indicator is off When running from external power the indicator shows the following levels See Chapter 7 Battery Level for approximate battery time LED Color Power Level Green External Power level is acceptable Amber External Power level is low External power may be provided by connecting the ventilator to an external DC power source external battery or to the LTV AC Power Adapter CAUTION AC Power Source When connecting the ventilator to
171. eet that comes with the External Battery Charger for information on how to properly configure the charger for your AC voltage and frequency The external battery is a sealed lead acid battery Some states and countries require that these batteries must be disposed of through an authorized recycling or hazardous materials center Contact the proper agency for appropriate disposal procedures REMARQUE Les blocs piles externes ne peuvent tre recharg s qu en utilisant le chargeur de piles externe Pulmonetic Systems Le bloc piles externe doit tre d branch du ventilateur de la s rie LTV afin d tre branch au chargeur de piles externe II faut 8 heures pour recharger compl tement le bloc piles externe Consultez la feuille de directives incluse avec le chargeur de piles externe pour obtenir des renseignements sur la fa on de configurer ad quatement le chargeur selon la tension alternative et la fr quence dont vous disposez La batterie externe est une batterie l acide sans entretien Certains tats et pays exigent que l on dispose de ces piles par l entremise d un centre autoris de recyclage ou de mati res dangereuses Pour conna tre les proc dures appropri es communiquez avec l agence concern e Page 14 4 LTV Series ventilator Operator s Manual p n 10664 Rev T For more detailed information on using or charging the external batteries or for information on replacing battery box or bag fuse see the LTV Series
172. en des fonctions vitales continu et il n est pas appropri pour les patients qui ont besoin d une ventilation continue pour le maintien des fonctions vitales Le mode NPPV ne doit tre utilis que comme ventilation suppl mentaire pour les patients qui ne n cessitent pas de maintien des fonctions vitales Mode NPPV Lorsque l appareil fonctionne en mode NPPV bon nombre des alarmes standards sont d sactiv es Par cons quent si un probl me survient la pr cision de la ventilation pourrait diminuer Assurez vous de lire attentivement le chapitre 4 Types de respiration et modes de ventilation mode NPPV avant de choisir ce mode de fonctionnement Exactitude du param tre PEP Les carts dans le mode de respiration du patient et ou les fuites du circuit du patient y compris les fuites autour du ballonnet pour canule de trach ostomie peuvent affecter le PEP Des tudes et investigations pr liminaires recommandent que le clinicien d finisse le PEP au niveau prescrit sur un poumon d essai tout en observant la valeur PEP de l cran graphique LTV Le clinicien doit par ailleurs surveiller de fa on p riodique la valeur PEP de l cran graphique LTV L utilisation d un param tre PEP inappropri en raison d une fuite de patient peut potentiellement r sulter en un param tre inf rieur au param tre PEP prescrit ou en une augmentation ind sirable de la pression du circuit du patient lorsque la fuite du circuit du patient change Ala
173. ensure a maximum initial flow of 100 Ipm for Volume Controlled breaths When you are updating a control and have reached a limited condition the following things happen e The control stops updating and will remain displayed at the highest or lowest allowed value e The control display will flash e The displays for other controls involved in the limited condition will flash To set the control to a value outside the limited range you will need to change the settings for other controls involved in the limit condition For instance if the Breath Rate is set to 12 the maximum allowed Inspiratory Time is 4 0 seconds To set the Inspiratory Time to more than 4 0 seconds you must first decrease the Breath Rate Page 5 6 LTV Series ventilator Operator s Manual p n 10664 Rev T Control Locking The front panel controls may be locked so that settings cannot be accidentally changed When the controls are locked the Control Lock LED will be on If you try to select or change a control while the Control Lock is on the message LOCKED will be displayed in the display window and the Control Lock LED will flash Two different levels of difficulty can be set for control unlocking Easy and Hard The Easy unlocking method should be used when only trained personnel have access to the ventilator The Hard method should be used when children or others may have access to the ventilator and you want to prevent accidental changes to the control settings
174. entilateur ou du raccord de queue de cochon du port d alimentation Ne recouvrez pas le ventilateur Afin d viter tout risque de dommages au ventilateur ne le recouvrez pas pendant son fonctionnement et positionnez le de mani re ce que son fonctionnement ou son rendement ne puisse tre g n par d autres objets Assurez vous qu un espace suffisant existe autour du ventilateur pendant son utilisation afin de permettre une bonne circulation des gaz Operator s Manual LTV Series ventilator Page 1 17 p n 10664 Rev T Symbols Symbol Compliance Title Application ISO 3864 Prev IEC 348 Caution refer to accompanying Used to direct the user to the instruction manual where it is necessary to follow Symbol No 5182 related to audio signals documents certain specified instructions where SYON Sa safety is involved IEC 417 Fuse To indicate the fuse boxes for example TT Symbol No and their location 417 IEC 5016 IEC 417 Output To identify an output terminal when it is CL Symbol No necessary to distinguish between inputs 417 IEC 5035 and outputs IEC 417 Protective earth To identify any terminal which is Symbol No ground intended for connection to an external 417 IEC 5019 protective conductor for protection against electric shock in case of a fault or the terminal of a protective earth ground electrode a IEC 417 Type BF To mark a type BF equipment complying R Symbol No e
175. entilator Page 6 15 p n 10664 Rev T Low Pressure O Source cont To determine the required O input flow 1 Find the desired FIO bottom of chart 2 Calculate the patient s minute ventilation rate by using the following formula Tidal volume x breath rate 3 Follow the FIO up to the applicable slanted VE minute volume line right side of chart 4 Read across horizontally to the left side of chart to the required Input O Flow lpm Input O Flow Ipm Example To determine the required O2 input flow To determine the delivered O concentration 1 Find the Input O Flow left side of chart 2 Follow the Input O Flow across horizontally to the right to the applicable slanted VE minute volume line 3 Read down to the FIO bottom of chart h2 VE 10 AA a Applicable VE Input O Flow Ipm Example To determine the delivered O2 concentration Page 6 16 LTVO Series ventilator Operator s Manual p n 10664 Rev T Manual Breath Use the Manual Breath button to deliver one 1 Machine breath The breath will be a Volume Control or Pressure Control breath as defined by the current ventilator settings The Manual Breath LED is on during the Manual Breath inspiration To deliver a Manual breath 1 Push the Manual Breath button The Manual Breath button is only active during exhalation Operator s Manual LTV Series ventilator Page 6 17 p n 10664 Rev T O2 O2 Flush LTV 10
176. equired To toggle between modes 1 Push the mode button The associated LED will flash for 5 seconds 2 To confirm the mode change push the mode button again while the LED is flashing The ventilator will begin operating in the new mode To prevent an accidental shutdown the ventilator requires a longer push of the On Standby button to put the ventilator in the Standby state To put the ventilator in Standby push and hold the On Standby button for 3 seconds Set Value Knob Use the Set Value Knob to set control values and navigate extended features menus To change the setting for a variable control select the control then turn the knob clockwise or counter clockwise until the desired setting is reached For information on how to use the Set Value Knob to navigate the extended features menus see Chapter 10 Extended Features Extended Features The Extended Features menus allow you to set ventilation parameters that do not have dedicated front panel controls For information on how to use the Set Value Knob to navigate the extended features menus see Chapter 10 Extended Features Operator s Manual LTVO Series ventilator Page 5 3 p n 10664 Rev T Mechanical Controls The ventilator PEEP setting is a manually adjusted mechanical control Instructions for setting this control are given in Chapter 6 Controls Z N WARNING Accuracy of PEEP setting Variations in the patient s breathing pattern and or lea
177. er 8 MONITORED DATA This section describes each of the monitored data displays and how the data is calculated Monitored data is shown in the Display Window and is actively updated whenever alarms and extended features are not displayed NOTE Some monitored data depends on valid transducer calibrations If valid calibration data is not available the monitored data display will be replaced with the message NO CAL REMARQUE Certaines donn es surveill es d pendent de la validit du calibrage du transducteur Si des donn es de calibrage valides ne sont pas disponibles le donn es surveill es affich es seront remplac es par le message NO CAL WARNING NO CAL Condition Operation of the LTV Series ventilator under a NO CAL condition may result in inaccurate pressure and volume measurements Should this condition occur disconnect the patient from the ventilator provide an alternative method of ventilation and immediately contact a certified Pulmonetic Systems service technician or Pulmonetic Systems Inc Z N AVERTISSEMENT Condition NO CAL L op ration continue du ventilateur de la s rie LTV sous condition NO CAL peut r sulter en mesures de pression et de volume erron es Si cette condition se pr sente le ventilateur doit tre retir du service et vous devez imm diatement contacter votre technicien de service certifi de Pulmonetic Systems ou Pulmonetic Systems Inc Operator s Manual LTV Series ventilato
178. er indicates the adapter is connected and operating correctly If the LED does not light the adapter may not be properly seated in the outlet or the fuse may be blown Try reseating or turning the adapter to create a better connection or change the fuse see Chapter 14 Replacing the Automobile Adapter Fuse REMARQUE L adaptateur pour allume cigare contient un fusible et est con u pour prot ger les ventilateurs de la s rie LTV contre les transitoires d alimentation des automobiles Le voyant DEL vert de l adaptateur indique que l adaptateur est branch et qu il fonctionne ad quatement Si le voyant ne s allume pas l adaptateur n est peut tre pas bien install dans la prise ou le fusible est peut tre saut Essayer de replacer ou de tourner l adaptateur de mani re obtenir un meilleur raccordement ou changer le fusible se reporter au Chapitre 14 Remplacement du fusible de l adaptateur While the ventilator is connected to the Automobile Cigarette Lighter Adapter the internal battery is being continuously charged Operator s Manual LTV Series ventilator Page 14 9 p n 10664 Rev T Replacing the Automobile Adapter Fuse To replace the fuse 1 Unscrew the knurled nut 2 Remove the contact point nut fuse and spring as shown below Be careful not to lose the internal spring as the adapter will not operate correctly without it 3 Replace the spring and new fuse as shown 4 Ensure that the retaining ring is
179. er the condition clears See page 6 12 for an explanation of the LOW PRES alarm feature Low Min Vol display flashing LOW MIN VOL alarm occurred The Low Min Vol display is flashed and the LOW MIN VOL message is displayed when a low minute volume alarm occurs The display will continue to flash even after the condition clears See page 6 11 for an explanation of the LOW MIN VOL alarm feature 02 O2 Flush display flashing LOW O2 PRES or HIGH O2 PRES alarm occurred The O2 O Flush display is flashed and the LOW O2 PRES or HIGH O2 PRES message is displayed when a low or high O pressure alarm occurs The display will continue to flash even after the condition clears See pages 9 19 and 9 12 for an explanation of the LOW O2 PRES and HIGH O2 PRES alarm features Page 15 2 LTV Series ventilator Operator s Manual p n 10664 Rev T Symptoms Possible Causes What to Do Control display Control setting is A control s value may be limited by the current flashing when setting limited settings of other controls See page 5 6 for an a control explanation of Control Limiting A display or LED Internal problem with Do a display test see page 11 4 for instructions does not illuminate the ventilator If the display or LED does not illuminate immediately contact a certified Pulmonetic Systems service technician Ventilator is running Displays are blanked but displa
180. es avant que la p riode de r chauffement ne soit compl t e un message PATIENTEZ sera affich Lorsque la p riode de r chauffement est compl t e les l ments du menu Test de fuites sont de nouveau affich s Page 11 8 LTV Series ventilator Operator s Manual p n 10664 Rev T Leak Test cont 5 To perform the Leak Test the ventilator does the following a Closes the exhalation valve and sets the flow valve to a near closed state The display briefly shows HOMING VALVE b Elevates the turbine motor speed The display shows SET TURBINE If the display shows LEAK FAIL see Chapter 15 Troubleshooting for more information c Elevates the circuit pressure The display shows PRES xx x cmH 0 where xx x is the real time airway pressure d Sets the flow valve to a near closed position The display shows FLOW xx x Lpm where xx x is the flow through the flow valve e After several seconds the display shows LEAK xx x PASS or LEAK xx x FAIL indicating the Leak Test results The Leak Test will fail if the flow through the flow valve is greater than 1 Lpm 6 To exit the Leak Test push the Select button again and the next menu item is displayed If the ventilator fails the Leak Test see Chapter 15 Troubleshooting for more information Operator s Manual LTV Series ventilator Page 11 9 p n 10664 Rev T Vent Inop Alarm Test Use the Vent Inop Alarm Test to verify that the Inop Alarm is working correctly
181. ession expiratoire positive en sens inverse des aiguilles d une montre pass z ro 0 vous pourriez endommager la valve de pression expiratoire positive ou causer une fuite dans le circuit Vis de montage des accessoires Voir les renseignements fournis dans la trousse de vis de remplacement de Pulmonetic Systems num ro de pi ce 11149 pour d terminer l emplacement le type et la longueur des vis de montage d accessoires ou des vis de remplacement pour accessoires utiliser lors de la d pose ou de l change d accessoires externes sur un ventilateur de la s rie LTV Utilisation des vis de montage Vous pourriez causer des dommages internes au ventilateur si des vis de montage de mauvaise longueur sont utilis es lors de l installation ou de la d pose des accessoires externes Emplacement des vis de remplacement d un gaine sp cifique Une patte de la gaine protectrice sup rieure poss de un trou de vis suppl mentaire le plus loign de l extr mit de la patte e Sur les anciennes versions des ventilateurs la vis se trouvait dans le trou sup rieur de la patte de la gaine vous devez utiliser une vis de montage de 3 16 Sur la version actuelle des ventilateurs la vis se trouve dans le trou inf rieur de la patte de la gaine vous devez utiliser une vis de montage de 1 4 Emplacement des vis d installation d un gaine sp cifique Une patte de la gaine protectrice sup rieure poss de un trou de vis sup
182. ete 1 18 Chapter 2 Ventilator OVervieW issus kk kk kk ka 2 1 intended Use rates nahin ites ae A eel ath A A tl eth as ara eb d y outta nade ie adhe 2 1 Power Supplies Required sise 2 2 Information Assistance sisi 2 3 Chapter 3 Breath TYPES us lia 3 1 Breath Types aren a A EE EAFA Aa EARE A ules tenants 3 1 Volume Conlrol Bro aT TS a sr tu dents td LE EA De da a ya ew Qe avan 3 2 Pressure Control Breaths lli kak ak ak kak kak intime KA KAKA KA Mus KA KAK KK KA 3 3 Press re SUpport Bre all S8 u dal se kak d la a dayka yarya k p ka kay kake b d ya Wara D ka n k kaka bA d y kak H e ten da 3 5 Spontaneous BreatiS As l nal nn rd arta qi 3 6 Chapter 4 Ventilation Modes 4 1 Control MOUS iii A A AAA Ed DAA td 4 1 Assis Control MOda res eiar dada 4 1 SMV Mode stc ad ee te es de k e rS ee 4 2 CPAP Moderno a AAA adi iris a ae 4 3 Apnea Backup cia A ie ar et 4 4 NEP Vai a A AA AA Dab A Ad ayaa 4 5 Volume Pressure Ventilation usine 4 6 Bias FON oe tE e in dade tae oases 4 6 Chapter 5 Using the Controls and Indicators o occcccccconcncnnoncncnnoso 5 1 Ventilator COntrols iii 5 1 Setting a Contro 2an Av A Weel cae eal ied eds A ADA a z eds Aad Al ZA gla ah na AN Beatie aah s y d d e da 5 2 Variable CONOS citrato avan Keke R n K R ky a rek tee 5 2 S11 lo ac e AW ME YD ED DN AA E E AI AA Dd me 5 3 SetWalue KNOD seii aka kolk ck e y Kaw o
183. f rieur au param tre PEP prescrit ou en une augmentation ind sirable de la pression du circuit du patient lorsque la fuite du circuit du patient change Z WARNING PEEP Valve Rotation Attempting to adjust the PEEP valve counterclockwise past zero 0 may damage the PEEP valve assembly or cause circuit leaks Z N AVERTISSEMENT Rotation de la valve de pression expiratoire positive Si vous essayez d ajuster la valve de pression expiratoire positive en sens inverse des aiguilles d une montre pass z ro 0 vous pourriez endommager la valve de pression expiratoire positive ou causer une fuite dans le circuit Operator s Manual LTV Series ventilator Page 6 21 p n 10664 Rev T PEEP Valve cont 3 Using the Airway Pressure display and the monitored PEEP as guides adjust the PEEP Valve until the desired PEEP pressure is displayed and release the PEEP Valve Lock Range 0 to 20 cmH20 Patient A Circuit Detail A PEEP enn Valve a PEEP Valve Lock Push to Unlock a Rotate Clockwise to Increase PEEP or Counterclockwise to Decrease PEEP Page 6 22 LTV Series ventilator Operator s Manual p n 10664 Rev T Pressure Control LTV 1000 amp 950 Only This optional control establishes the target pressure above 0 cmH 0 for Pressure Control breaths The inspiratory time for the Pressure Control breath is determined by the Inspiratory Time setting The ventilator controls inspiratory f
184. for Volume controlled breaths While the Inspiratory Time is being updated the Calculated Peak Flow will be displayed in the display window To set the Inspiratory Time 1 Push the Inspiratory Time button 2 Change the setting using the Set Value knob Range 0 3 9 9 sec Page 6 10 LTV Series ventilator Operator s Manual p n 10664 Rev T Low Minute Volume The Low Minute Volume alarm sets the minimum expected exhaled Minute Volume The exhaled Minute Volume is recalculated after every breath If the Minute Volume does not meet or exceed the Low Minute Volume setting e ALOW MIN VOL alarm is displayed e The audible alarm is sounded The Low Minute Volume alarm is not active in NPPV mode To set the Low Minute Volume alarm 1 Push the Low Minute Volume button 2 Change the setting using the Set Value knob Range Off 0 1 99 L N WARNING Low Minute Volume Control Settings The Low Minute Volume control should be set to its highest Clinically appropriate value If there is a clinical need to set the Low Minute Volume alarm to lower values or off perform a clinical assessment to determine if an alternative monitor i e a Pulse Oxymeter with an audible alarm or a Cardio Respiratory Monitor should be used Z N AVERTISSEMENT R glages du contr le de volume bas par minute Le contr le du volume bas par minute doit tre ajust la plus haute valeur clinique appropri e Si l alarme de volume bas
185. ge 10 to 100 Ipm 0 to 4000 ml 99 1 and 1 99 Based on the measured inspiratory exhalation times 1 99 to 4 0 1 based on set breath rate and inspiratory time 0 to 99 cmH20 0 99 hours and 59 minutes 0 to 120 cmH O 0 to 99 cmH O 0 to 250 breaths per minute 0 to 99 9 liters Function Tolerance N A Uncalibrated at 50 lpm Tolerance 2 Ipm or 10 whichever is greater 15 or 15 ml whichever is greater Accuracy for times are 50 ms or 5 whichever is greater 5 2 cmH 0 or 10 whichever is greater 0 40 2 cmH 0 or 5 whichever is greater 2 cmH 0 or 10 whichever is greater 1 bpm or within 5 of the breath period whichever is greater 15 or the measured total breath rate times 15 ml whichever is greater Locks front panel controls can be set to Easy or Hard unlocking Generates a machine breath Puts ventilator in On or Standby state Selects Low Pressure O Source Silences and resets alarms LTV Series ventilator Operator s Manual p n 10664 Rev T Displays Display Range Tolerance Airway Pressure 10 to 108 cmH20 3 cmH 0 or 5 whichever is greater Display Window 12 characters n a Patient Effort Green LED n a Vent Inop Red LED n a External Power Amber Green LED n a Charge Status Red Amber Green LED n a Battery Level Red Amber Green LED n a Usage Meter Usage Meter 1 to 139 000 hrs Below 100 hrs 10 Above 100 hrs 5
186. gh pressure condition See page 10 4 for an explanation of HP DELAY When an alarm occurs the audible alarms sound for a minimum of 3 seconds or for as long as the condition exists Some alarms such as HIGH PRES may clear almost immediately and the alarm will sound for only 3 seconds Alarm doesn t sound Ventilator won t exhale repeated HIGH PRES alarms turbine stops and pressure drops then autocycles up to HIGH PRES again Page 15 16 Internal problem with the ventilator Diaphragm installed backwards or incorrectly seated in exhalation valve LTV Series ventilator Immediately contact a certified Pulmonetic Systems service technician Open the exhalation valve and remove the diaphragm and spring Reseat the spring and diaphragm valve and snap the peep valve or peepless valve cap back in place See page 13 10 for a diagram of correct exhalation valve assembly Operator s Manual p n 10664 Rev T Symptoms Possible Causes What to Do continued Ventilator won t exhale repeated HIGH PRES alarms turbine stops and pressure drops then autocycles up to Sense lines occluded or pinched Internal problem with the ventilator Check high and low pressure sense lines to be sure they are correctly attached and securely seated at both the ventilator and wye ends Verify lines are not occluded or pinched Immediately contact a certified Pulmonetic Systems se
187. ging the ventilator into an AC power source for 24 hours e Setup the ventilator accessories per Appendix C Installation and Checkout e Check the ventilator for proper operation per Appendix C Installation and Checkout While in storage e Recharge the Internal Battery by plugging the ventilator into an AC power every two months source for 24 hours Daily e Check the Inlet Filter clean if necessary e Check the Fan Filter clean if necessary If in use a minimum Check the ventilator per Chapter 11 Ventilator Checkout test While the of once a month ventilator is off patient perform the Power external disconnect test e Verify Vte or VE monitor e Verify airway pressure or PIP monitor e Verify delivered O2 concentration if not using an oxygen analyzer continuously LTV1000 only see Appendix A Ventilator Specifications for accuracy tolerances Use existing patient settings or example settings as shown in Appendix C Installation and Checkout Every 10 000 hours Replace the Internal Battery only with Pulmonetic Systems battery P N or two years 10140 Calibrate the Transducers Replace the Motor Board Clean or replace the Interior Air Inlet Filter Clean or replace the O Inlet Filter Every 30 000 hours or six years whichever comes first Replace the Turbine Manifold Assembly Replace the Solenoid Manifold Replace the Flow Valve Replace the Rotary Knob Assembly
188. gl sur Traits le ventilateur fonctionnera en mode CPAP e Si le d bit respiratoire est r gl sur toute autre valeur le ventilateur fonctionnera en mode SIMV Operator s Manual LTV Series ventilator Page 6 1 p n 10664 Rev T Breath Rate Use the Breath Rate control to establish the minimum rate of machine or assist breaths that the ventilator will deliver per minute To set the Breath Rate 1 Push the Breath Rate button 2 Change the setting using the Set Value knob Range 1 80 bpm NOTE When SIMV CPAP is selected the ventilator will be in SIMV or CPAP mode depending on the Breath Rate setting e f Breath Rate is set to dashes the ventilator will be operating in CPAP mode e f Breath Rate is set to any other value the ventilator will be operating in SIMV mode REMARQUE Lorsque le mode SIMV CPAP est s lectionn le ventilateur sera en mode SIMV ou CPAP selon le r glage du d bit respiratoire e Si le d bit respiratoire est r gl sur Traits le ventilateur fonctionnera en mode CPAP e Si le d bit respiratoire est r gl sur toute autre valeur le ventilateur fonctionnera en mode SIMV Page 6 2 LTVO Series ventilator Operator s Manual p n 10664 Rev T Control Lock The LTV Series ventilator front panel controls may be locked so that settings are not accidentally changed Two different levels of difficulty can be set for control unlocking Eas
189. h O Switch Over safety response is only available on LTV 1000 ventilators Operator s Manual LTV Series ventilator Page 6 13 p n 10664 Rev T Low Pressure O Source cont NOTE The Oxygen Inlet High Pressure Alarm at 10 PSIG is only active when Low Pressure O Source is on REMARQUE L alarme de haute pression d entr e de l oxyg ne r gl e sur 10 PSIG ne sera active que lorsque la source de basse pression O est activ e While Low Pressure O Source is off e The O Inlet Pressure Low alarm is set to activate at less than 35 PSIG e The O Pressure High alarm is set to activate at greater than 85 PSIG e The O O Flush may be used to set the desired percentage of oxygen NOTE The Oxygen Inlet High Pressure Alarm at 85 PSIG and Oxygen Inlet Low Pressure Alarm at 35 PSIG are only active when Low Pressure O Source is off and the O Oz Flush setting is greater than 21 REMARQUE L alarme de haute pression d entr e de l oxyg ne r gl e sur 85 PSIG et l alarme de basse pression d entr e de l oxyg ne r gl e sur 35 PSIG ne seront actives que lorsque la source de basse pression O est d sactiv e et que le r glage du O Flush O est sup rieur 21 When the Oxygen Blending option is not installed The Low Pressure O Source button is only active when the oxygen blending option is installed Oxygen may still be supplied through the low pressure low flow inlet but the Low Pressure O So
190. h the On Standby button to turn ventilator on Connect the ventilator to a good external power source Power up the vent and check the EVENT TRACE for events indicating the reason for inop See page E 1 for information on reading the event trace Immediately contact a certified Pulmonetic Systems service technician Defective AC source AC adapter power cord loose The ventilator doesn t operate from external power Defective AC adapter Internal problem with the ventilator Make sure the AC adapter is securely plugged into a verified source of AC power and is securely connected to the ventilator Verify the power cord for the adapter is fully seated Replace the AC adapter Immediately contact a certified Pulmonetic Systems service technician The ventilator does not operate from internal battery The ventilator shuts Internal battery depleted If the internal battery is depleted charge the internal battery for 8 hours by connecting the external AC adapter and plugging it into a good AC source off when external Internal problem with power is removed the ventilator Immediately contact a certified Pulmonetic Systems service technician Page 15 14 LTV Series ventilator Operator s Manual p n 10664 Rev T Problem Possible Causes What To Do Battery doesn t reach full charge Battery depletes too quickly Internal battery
191. h the lower hole in the boot require the use of the 1 4 pan head mounting screw O 5 Insert and thread two 4 40 X 1 4 flat head mounting screws O with finish washers O into the screw holes in the ventilator s side panels as indicated in the illustration 81 Refer to Appendix C for information concerning the appropriate accessories mounting screws or accessories replacement screws location type and length to use when removing or exchanging external accessories on an LTV Series ventilator Operator s Manual LTVO Series ventilator Page C 3 p n 10664 Rev T e Finish washers should be already in place 6 Torque tighten the mounting screws to these specified values do not over tighten to avoid damage to the finish washers e Torque tighten the screws in the back panel of the ventilator to 60 in oz 0 42 Nm e Torque tighten the screws in the sides of the ventilator to 20 in oz 0 14 Nm Note screw location prior to removing screw Upper Hole Earlier Version Lower Hole Current Version Warning Earlier Version use 3 16 pan head Current Version use 1 4 pan head e item Protective Boot Upper 1 P N 11421 e item Protective Boot Lower 1 P N 11420 e Item 4 40 X 3 16 Pan head screw 1 P N 10438 e item 4 40 X 1 4 Pan head mounting screws 2 P N 10435 e item 4 40 X 1 4 Flat head mounting screws 6 P N 10430 e Item Finish Washers 6 P N 10191 82 Cont
192. head Finish washer LA NE Fathead Fiishwasher Earlier version LTV ventilator screw location Current version LTV ventilator screw location AA A f Screw Type Scale counter Y Sink 4 a Pan head Flat head di 3 16 r ha u4 jm 318 5 16 1 2 Example Finish Washer to Flat head Screw Orientation SN 3 8 Peas wat screws shown actual size Operator s Manual LTV Series ventilator Page C 9 p n 10664 Rev T Patient Breathing Circuit Connection Instructions 1 Connect the main breathing tube to the 22 mm outlet port on the right side of the ventilator 2 Connect the two exhalation flow transducer sense lines to the ports marked Flow Xducer on the right side of the ventilator These are non interchangeable Luer fittings 3 Connect the exhalation valve drive line to the port marked Exh Valve on the right side of the ventilator SAIS High Pressure A Sense Line o M Z Low Pressure Sense Line nn E Exhalation Valve Ventilator 22mm HZ Drive Line Outlet Port Adapter CAUTION Patient Wye Installation After cleaning install the patient wye in the patient circuit so the proximal sense lines are oriented up while operating ATTENTION Installation de la soupape d expiration Apr s le nettoyage installez la soupape d expiration dans le circuit du patient de sorte que les lignes de d tection soient align es vers le haut pendant l op ration
193. hour charge cycle as specified in Appendix Ventilator Specifications Actual run time may be more or less depending on ventilator settings patient demand and battery age Internal Battery Use The internal battery is intended for use during short periods while switching between external power supply connections emergency situations or short duration transports The length of time the ventilator will operate on internal power is a function of many factors such as settings charge level and condition or age of the battery therefore the use of the internal battery as a standard operating practice is not recommended REMARQUE Lorsque la batterie atteint le niveau Vide le ventilateur continuera de fonctionner pendant environ cing minutes avant de s teindre dans le cas de r glages nominaux d une nouvelle batterie et d un cycle de charge complet de huit heures tel que sp cifi dans l annexe A Ventilator Specifications La dur e de fonctionnement r elle peut tre inf rieure ou sup rieure suivant les r glages du ventilateur les besoins du patient et l ge de la batterie Utilisation de la batterie interne La batterie interne est con ue pour tre utilis e sur de courtes p riodes pendant la commutation entre des connexions d alimentation externe les situations d urgence ou les transports de courte dur e La dur e pendant laquelle le ventilateur fonctionnera sur l alimentation interne d pend de plusieurs facteurs tels la
194. ht Sensitivity The material used in the tubing of the Re usable Patient Circuits is not UV stable Avoid exposure of the tubing to UV light PEEP Valve Rotation Attempting to adjust the PEEP valve counterclockwise past zero 0 may damage the PEEP valve assembly or cause circuit leaks Accessories Mounting Screws Refer to the information contained in Pulmonetic Systems Replacement Screws Kit P N 11149 to determine the appropriate accessories mounting screws or accessories replacement screws location type and length to use when removing or exchanging external accessories on an LTV Series ventilator Mounting Screw Use Internal damage to the ventilator may result if the wrong length mounting screws are used when installing or removing external accessories Specific Boot Replacement Screw Location One leg of the upper protective boot has an additional screw hole furthest from the end of the leg On earlier version ventilators screw was located in the upper hole in the leg of the boot the use of a 3 16 mounting screw is required On current version ventilators screw was located in the lower hole in the leg of the boot the use of a 1 4 mounting screw is required Specific Boot Installation Screw Location One leg of the upper protective boot has an additional screw hole furthest from the end of the leg On earlier version ventilators the screw hole will align with the upper hole in the boot and requires the use of
195. ible Causes What to Do continued Exhalation drive line leaking Check the exhalation drive line at both Repeated or loose the ventilator and exhalation valve ends DISC SENSE alarms Exhalation valve leaking Verify the line is securely seated and not during inspiration leaking Verify the exhalation valve is not leaking during inspiration If it is leaking open the exhalation valve and remove the diaphragm and spring Reseat the spring and diaphragm valve and snap the peep valve back in place See page 13 10 for a diagram of correct exhalation valve assembly If necessary replace the exhalation diaphragm PEEP spring or exhalation valve with a new one Internal problem with the Immediately contact a certified ventilator Pulmonetic Systems service technician Repeated XDCR Internal problem with the Immediately contact a certified FAULT alarms ventilator Pulmonetic Systems service technician HW FAULT alarm RESET alarm occurs after ventilator is operated on internal battery until it is fully depleted RESET CRC STACK POST or RUNAWAY alarms Electro static discharge ESD Clear the alarm Reduce static causing conditions in the operating environment Fan was bumped or temporarily stopped while cleaning fan filter Clear the alarm No further action required if alarm does not reoccur Internal problem with the ventilator Internal battery depleted Electro static discharge ESD
196. ic Systems Inc propose un filtre oxyg ne externe de num ro de pi ce 14470 Page 1 16 LTV Series ventilator Operator s Manual p n 10664 Rev T ATTENTION Mise lectrique la terre En cas de perte de la mise lectrique la terre de protection toutes les pi ces conductrices peuvent transmettre un choc lectrique Pour viter un choc lectrique n utilisez que le cordon d alimentation d origine non modifi fourni avec les ventilateurs de la s rie LTV maintenus en bonne condition et branch s une prise ad quatement c bl e et mise la terre Ne recouvrez pas le ventilateur En vue d viter le risque de dommages du ventilateur ne le recouvrez pas pendant son fonctionnement ou ne le positionnez pas en relation avec d autres objets de sorte que le fonctionnement ou le rendement du ventilateur puisse en tre n gativement affect Assurez vous qu un espace suffisant existe autour du ventilateur pendant son utilisation afin de permettre une bonne circulation des gaz Choc lectrostatique L utilisation de tuyaux et de tubes conductibles n est pas recommand e L utilisation de ces mat riaux risque de causer une d charge lectrostatique qui endommagerait le ventilateur Source de courant continu ou pile externe Lorsque vous branchez les ventilateurs de la s rie LTV sur une source de courant continu ou sur une pile externe utilisez seulement les m thodes et les connecteurs approuv s sp cifi s au
197. ich the ventilator will produce and deliver during Volume Controlled breaths Flow is delivered in a taper waveform over the set Inspiratory Time The peak flow is calculated based on the Tidal Volume and Inspiratory Time with a maximum flow of 100 lpm and a minimum flow of 10 lpm Flow is decelerated from the calculated peak flow to 50 of the calculated peak flow Inspiratory Time Taper Waveform While the Tidal Volume is being updated the Calculated Peak Flow is displayed in the display window To set the Tidal Volume 1 Push the Tidal Volume button 2 Change the setting using the Set Value knob 3 Push the Tidal Volume button again to deselect the setting and accept the new value Range 50 2000 ml NOTE Be sure that Volume ventilation is selected REMARQUE Assurez vous que le volume de ventilation est s lectionn Operator s Manual LTV Series ventilator Page 6 31 p n 10664 Rev T Volume Pressure Mode LTVO 1000 950 Only Use this button to toggle between Pressure Control and Volume Control modes of ventilation To toggle between the modes 1 Push the mode button once The associated LED will flash for 5 seconds 2 To confirm the mode change push the mode button again while the LED is flashing The ventilator will begin operating in the new mode as soon as the mode change is complete Page 6 32 LTV Series ventilator Operator s Manual p n 10664 Rev T Chapter 7 DISPLAYS AND IND
198. ile EXIT is displayed Page 10 6 LTV Series ventilator Operator s Manual p n 10664 Rev T Vent Operations Use the Vent Operations menu to set up ventilator controls and options that are not available directly from front panel controls The menu is set up as follows VENT OP RISE TIME FLOW TERM TIME TERM PC FLOW TERM LEAK COMP NPPV MODE O2 FLUSH CTRL UNLOCK LANGUAGE VER xx xx X USAGE xxxxx x COM SETTING SET DATE SET TIME DATE FORMAT PIP LED LTV Xxxx XXXXXX VHome xxx SET DEFAULTS accessed through Vent Check menu O2 CYL DUR EXIT 8 Oz Flush and O Cylinder Duration options are only available on LTV 1000 ventilators Operator s Manual LTV Series ventilator p n 10664 Rev T Page 10 7 Variable Rise Time Use the Variable Rise Time option to select the rise time profile for Pressure Control and Pressure Support breaths The rise time profiles are numbered 1 through 9 where 1 is the fastest rise time and 9 is the slowest rise time Starting with the fastest rise time each time is 33 longer than the previous one Paw Paw Profile 1 Faster Rise Time Profile 9 Slower Rise Time To modify the Rise Time Profile 1 Push the Select button while RISE TIME is displayed PROFILE x is displayed Turn the Set Value knob until the desired Rise Time Profile is displayed Push the Select button D Range 1 to 9 where 1 is the fastest and 9 is the slowest LTV Series ve
199. ill be ignored If the button is released before the expiration is complete the display will return to EXP HOLD Once the maneuver is completed if any buttons are touched or an alarm occurs the AutoPEEP display will be cleared After 60 seconds the AutoPEEP display will be cleared REMARQUE Le ventilateur n effectue pas une man uvre de maintien de l expiration au cours du soutien de pression ou de ventilations spontan es Lorsque le bouton est maintenu pendant l inspiration le soutien de pression ou des ventilations spontan es e Le LED correspondant demeure allum en continu e Tous les boutons non verrouillables fonctionnent normalement e Tous les boutons verrouillables sont ignor s Lorsque le bouton est rel ch avant la fin de l expiration l affichage indique EXP HOLD Au terme de la man uvre l actionnement d un bouton ou le d clenchement d une alarme entra nent l effacement de l affichage AutoPEEP L affichage AutoPEEP est effac e apr s 60 secondes Next Scheduled Breath gt i i lt Set Pressure Set Insp Set Insp Time Time Expiratory Hold on Pressure Control Breath Operator s Manual LTV Series ventilator Page 6 9 p n 10664 Rev T Inspiratory Time This control sets the length of the inspiratory period for Volume Controlled and Pressure Controlled breaths The Inspiratory Time setting along with the Volume Control setting are used to determine the peak flow
200. imately 10 minutes before generating a battery empty alarm BAT EMPTY The approximate times shown here are based on tests using the nominal settings a new battery and a full 8 hour charge cycle as specified in Appendix A Ventilator Specifications Actual run time may be more or less depending on ventilator settings patient demand and battery age or condition It is highly recommended that an alternate power source is secured PRIOR to the ventilator reaching the BAT EMPTY alarm condition to ensure continuous uninterrupted patient ventilation Z N AVERTISSEMENT Dur e d utilisation de la batterie Lorsque la batterie atteint le niveau BAT INT BASS le ventilateur fonctionne pendant environ 10 minutes avant d mettre une alarme de batterie faible BAT INT VIDE Cette dur e approximative est bas e sur des tests avec des param tres nominaux une nouvelle batterie et un cycle de chargement complet de 8 heures tel que sp cifi dans l Annexe Sp cifications du ventilateur La dur e d utilisation r elle pourrait tre sup rieure ou inf rieure selon les param tres du ventilateur la demande du patient et l ge ou l tat de la batterie Il est fortement recommand qu une source d alimentation alternative soit connect e AVANT que le ventilateur n atteigne l tat d alarme BAT INT VIDE afin d assurer une ventilation continue et ininterrompue au patient Operator s Manual LTVO Series ventilator Page 7 3 p n 10664 Rev
201. in taper waveform Breath cycles at end of maneuver Inspiratory Hold on Volume Control Breath Operator s Manual LTV Series ventilator Page 6 7 p n 10664 Rev T Expiratory Hold An Expiratory Hold maneuver holds the expiratory phase of a delivered breath for a duration sufficient to determine the AutoPEEP of a patient To perform the Expiratory Hold maneuver 1 Push the Insp Exp Inspiratory Expiratory Hold button twice and the display widow will toggle from normal monitor display to EXP HOLD 2 Push and hold the Insp Exp Inspiratory Expiratory Hold button during a Volume or Pressure Control exhalation and the ventilator will perform an Expiratory Hold at the end of that exhalation Exhalation will proceed normally with the exhalation valve open and normal bias flow All buttons that are not lockable will operate normally All buttons that are lockable will be ignored The breath will remain in exhalation phase If a Patient Effort is detected the maneuver will be terminated and the appropriate breath will be given e DISC SENSE and HIGH PRES alarms will terminate the maneuver 3 Continue holding the button until P Exp with a numeric value is displayed or the next breath is scheduled to begin either due to Breath Rate or a Manual Breath button push During the maneuver e The exhalation valve will be closed e Flow will be set to 0 LPM e P Exp xxx will be displayed in the display window where xxx is the real
202. ing Automobile Cigarette Lighter or Power Outlets as a power source for the LTV ventilator assure that the ventilator s internal battery is in good condition and fully charged Poor cigarette lighter or power outlet connections electrical system defects battery charging system etc or use of vehicle accessories air conditioner high current lights high power audio equipment etc could result in less than the required voltage being delivered to the ventilator If this condition occurs the ventilator will generate a POWER LOST alarm and switch the ventilator s power source to the internal battery Z N AVERTISSEMENT Avant toute utilisation d une prise d allume cigare ou d une prise de courant Avant d utiliser un allume cigare ou une prise de courant comme source d alimentation du ventilateur LTV v rifiez que la batterie interne du ventilateur est en bon tat et enti rement charg e L utilisation d un allume cigare ou d une prise de courant fournissant un branchement de qualit m diocre des d fauts du circuit lectrique batterie syst me de charge etc ou l utilisation d accessoires d automobile climatisation phares cha ne st r o et haut parleurs forte consommation etc peuvent affecter le voltage d livr au ventilateur et provoquer une sous alimentation de celui ci Dans cette situation le ventilateur d clenche une alarme PAS ALIM SEC et utilise la batterie interne du ventilateur comme source d
203. ion is selected and a high O pressure source is attached to the ventilator an Automatic High Oz Switch Over safety response generates a HIGH O2 PRES alarm switches the ventilator to High Pressure O2 Source mode and sets the percentage of oxygen to be delivered in the gas flow to 21 When a HIGH O2 PRES alarm occurs e The HIGH O2 PRES message is flashed in the display window e The O O Flush control display is flashed e The audible alarm is sounded To reset the HIGH O2 PRES alarm 1 Push the Silence Reset button to silence the alarm 2 Adjust the oxygen inlet pressure 3 Push the Silence Reset button to reset the alarm This alarm is not available in NPPV mode Z N WARNING Disabled Oxygen Inlet Pressure Alarms When the oxygen blending option is not installed the Oxygen Inlet Pressure Alarms are disabled AN AVERTISSEMENT Alarmes de pression d entr e de l oxyg ne d sactiv es Lorsque l option de m lange d oxyg ne n est pas activ e les alarmes de pression d entr e de l oxyg ne sont d sactiv es Page 9 12 LTV Series ventilator Operator s Manual p n 10664 Rev T HIGH PEEP When the patient circuit positive end expiratory pressure PEEP exceeds the High PEEP alarm setting the HIGH PEEP alarm is generated When a HIGH PEEP alarm occurs e The HIGH PEEP message is flashed in the display window e The audible alarm is sounded To reset the HIGH PEEP alarm 1 Push the Silence Reset
204. is suspended for the first 60 seconds of operation If the Power On Self Tests fail the mode of failure CPU SRAM INT VECTOR ROM CRC or EEPROM is displayed in the message window and an audible alarm sounds continuously e Turn the ventilator off by pushing the On Standby button e Silence the alarm by pushing the Silence Reset button e Discontinue use of the ventilator and immediately contact a certified Pulmonetic Systems service technician or Pulmonetic Systems Inc Before Connecting the Ventilator to a Patient Perform the following steps before connecting the ventilator to a patient 1 If this is the initial use of the ventilator follow the checkout procedures in Appendix C Installation and Checkout before proceeding 2 If desired you may connect the ventilator to a Patient Assist Call system See Appendix C Installation and Checkout for details 3 If required connect a low or high pressure oxygen source to the ventilator If you connect a low pressure oxygen source make sure to select the Low Pressure O Source option on the front panel See Appendix C Installation and Checkout for connection and setup details Z N WARNING Inspired Oxygen FIO Concentration If the patient has a variable respiratory rate his her minute ventilation will fluctuate If exact concentrations of inspired oxygen FIO are required to be delivered to the patient it is recommended that an accurate oxygen analyzer with alar
205. ith finish washers through the screw holes in the sides of the upper boot as indicated in the illustration 6 Torque tighten the mounting screws to these specified values do not over tighten to avoid damage to the finish washers e Torque tighten the screws e Torque tighten the screws the legs of the boot to 60 in oz 0 42 Nm the sides of the boot to 20 in oz 0 14 Nm in in 3 Contained in Pulmonetic Systems Replacement Screws kit P N 11149 Operator s Manual LTV Series ventilator Page C 7 p n 10664 Rev T To Install the Lower Protective Boot 1 Lay the ventilator down front up and use a Phillips head screwdriver to remove the four flat head mounting screws in the ventilator s side panels as indicated in the illustration e Do not remove the mating finish washers Orient the lower protective boot to the ventilator as shown in the illustration Move the boot into position on the bottom of the ventilator and align its four screw holes with the corresponding holes in the ventilator side panels e Ensure the orientation arrows on the bottom of the boot are aligned up as shown Insert and thread four 4 40 X 1 2 flat head mounting screws with finish washers through the screw holes in the sides of the lower boot as indicated in the illustration below Torque tighten all four screws in the boot to 20 in oz 0 14 Nm do not over tighten to avoid damage to the finish washers ST N
206. ka ka kr ka kk KA kk KA kk Ka kk KA 6 18 OO Standby aviv AAA Ant ed ni ed 6 20 PEEP Valve E E E AE A tece iad elt e td 6 21 Pressure Control LTV 1000 amp 950 Only seine dre nl das sn on 6 23 Pressure SUPpOrt ne A la e etat ete alor Canet 6 25 SOMO suite WA DK O ne ER nn due de dde en dou KA D da dd deu edd 6 27 SEAS sada cr aie Aas eo da a da ye yey Lera a a AT 6 28 IR A A en es 6 29 Silence Reset dos iaa abra 6 30 Tidal VOlUM coi A AA 6 31 Volume Pressure Mode LTV 1000 8 950 Only 6 32 Chapter 7 Displays and Indicators 4 0 7 1 Away Pressure A a A e Yane k 7 1 Display MiIndOW ooro rent time TR a Dt ara odiada 7 1 are j ezel o a EE SE anne e a eos E cramer sn T lt ad rare ret 7 1 Battery Level hie ad Ledeen aed eli aed gain elie aes 7 2 Charge Status initial dao paria 7 4 External POW isa aires ean 7 5 IN RA BA MEME A creer eee ie 7 6 Patient ENON iii di de a a den A EAE A AEEA 7 6 Vent INP A oe ate a nr AA A Al be 7 6 Chapter 8 Monitored Data ana ee ONE rene pans 8 1 Automatic or Manual Data Display Scrolling kk kek kek kek KAKA KARA 8 2 PIP XS CIM ZO Era is ns pen mise ns create idee M ss drive date CII 8 3 MAPA MO ii a a ANA 8 3 PEEPXX CMA2O signe doutes aude de da baste adi es da ea rd r ne Oden a da a dada due dans le an 8 3 XXX DDIM is tees A VA ane ten ee ren An Re etek aS the ot te le 8 3 VENOM R Re A etc cate A YD a teh avowed SA
207. ks in the patient circuit including leaks around the tracheostomy tube cuff can affect PEEP PSI recommends that the clinician set the PEEP to the prescribed level on a test lung while observing the PEEP value in the LTV display window The clinician should also periodically monitor the PEEP value in the LTV display window Using an inaccurate PEEP setting due to a patient leak can result in less than prescribed PEEP or undesirable increases in patient circuit pressure when the patient circuit leak changes Z N AVERTISSEMENT Exactitude du param tre PEP Les carts dans le mode de respiration du patient et ou les fuites du circuit du patient y compris les fuites autour du ballonnet pour canule de trach ostomie peuvent affecter le PEP Des tudes et investigations pr liminaires recommandent que le clinicien d finisse le PEP au niveau prescrit sur un poumon d essai tout en observant la valeur PEP de l cran graphique LTV Le clinicien doit par ailleurs surveiller de fa on p riodique la valeur PEP de l cran graphique LTV L utilisation d un param tre PEP inappropri en raison d une fuite de patient peut potentiellement r sulter en un param tre inf rieur au param tre PEP prescrit ou en une augmentation ind sirable de la pression du circuit du patient lorsque la fuite du circuit du patient change Page 5 4 LTV Series ventilator Operator s Manual p n 10664 Rev T Bright Dim and Blank Control Displays Variable controls will
208. l leakage current to Earth ground for the ventilator with only approved accessories attached shall not exceed 500 microAmps during normal operation per IEC 601 1 Total leakage current to Earth ground for the ventilator shall not exceed one milliAmp when any single fault condition is present per IEC 601 1 Ground Resistance Total impedance between the ground contact at the inlet power connector and any accessible metal part shall not exceed 0 1 ohm per IEC 601 1 Dielectric Strength The ventilator shall be able to survive 1500 volts applied from either phase of the AC power inlet to Earth ground for a period of one minute per IEC 601 1 Operator s Manual LTV Series ventilator Page A 7 p n 10664 Rev T Power cont Internal Battery 12V sealed lead acid battery 4 5Ah Feature Full Power Medium Power Low Power Charge Time Charge Status Hysteresis Battery Duration Time Before Ventilator Shutdown total time and BAT LOW alarm battery empty red LED and BAT Range Tolerance Indicators Green LED Amber LED Red LED Battery shall be capable of being gt 90 When external power is charged within 8 hours from fully present and the vent is discharged state to state indicated by running at the nominal load green charge status LED Pre Charge Qualification Flashing Amber LED Battery Charging Amber LED Battery gt 90 Charged Green LED Battery Fault Red LED Ventilator shall not resume batter
209. lateur n utilisez pas des produits de nettoyage contenant chlorure d ammonium compos s de chlorure plus de 2 de glutarald hyde ou ph nol Immersion du ventilateur Ne pas immerger le ventilateur dans des liquides incluant les produits st rilisants Nettoyage de la soupape d expiration Ne pas asperger une solution nettoyante dans la soupape d expiration Nettoyage du panneau frontal Ne pas asperger des solutions nettoyantes ou les laisser s couler sur le panneau frontal Operator s Manual LTV Series ventilator Page 13 1 p n 10664 Rev T Cleaning or replacing the Fan Filter To clean the fan filter 1 Using a small screwdriver detach the fan filter grill from its housing 2 Remove the fan filter by squeezing the foam filter gently with your fingers and pulling it out NOTE Hardware Fault If you touch the fan blades while removing the fan filter grill or filter a HW FAULT may occur This is normal Clear the HW FAULT alarm by using the Silence Reset button REMARQUE Si vous touchez les pales du ventilateur en enlevant le grillage du filtre ou le filtre du ventilateur une alarme HW FAULT se produira C est une situation normale Effacez l alarme HW FAULT l aide du bouton Silence Remise a z ro 3 Gently bathe the filter in a solution of mild detergent and warm water 4 Rinse thoroughly in warm water 5 Examine the filter for excessive wear or damage Discard and replace with a new filter if ne
210. lay Area VENT CHECK is displayed Airway Pressure cmH 0 ben Silence Reset Button Press momentarily 7 Push the Select button The first Ventilator Checkout Test ALARM is displayed Page 11 2 LTV Series ventilator Operator s Manual p n 10664 Rev T Alarm Test Use the Alarm Test to verify that the audible alarm is working correctly To run the Alarm Test 1 Push the Select button while ALARM is displayed 2 Verify that the audible alarm is sounded e lf a Patient Assist Call System or Remote Alarm is connected via the ventilator s Patient Assist Port verify the device also activates audible visual as specified by its manufacturer 3 When the alarm has sounded for at least 2 seconds push the Select button again e The audible alarm is silenced and the next menu item is displayed 4 For ventilators with an audio sound symbol gt on the back panel label verify a confirming audible chirp occurs after the alarm is silenced Display Area ALARM is displayed Select Button If the Alarm Test fails see Chapter 15 Troubleshooting for more information Operator s Manual LTV Series ventilator Page 11 3 p n 10664 Rev T Display Test Use the Display Test to verify that the ventilator displays are working correctly To run the Display Test 1 Push the Select button while DISPLAY is displayed 2 All segments of the 7 segment control displays all dots of the dot matrix window
211. leared N A CLR EVNT 51 Event log cleared N A CRC 41 Memory CRC check failed RESET DEFAULTS 25 Defaults or Set Defaults occurred di PER ETS DISC 0 10 Circuit disconnect exited DISC SENSE EEPROM 40 EEPROM degraded HW FAULT EXT LOWO 18 External power low exited POWER LOW EXT LOW1 17 External power low occurred POWER LOW EXT LSTO 16 External power lost exited POWER LOST EXT LST1 15 External power lost occurred POWER LOST FAN FLTO 28 Fan fault exited HW FAULT FAN FLT 1 27 Fan fault occurred HW FAULT A problem is detected writing data to the USHER B EEPROM during system ou EW RAME HI PEEPO 76 High PEEP alarm recovered HIGH PEEP HI PEEP1 75 High PEEP alarm occurred HIGH PEEP HI PRESO 43 High pressure exited HIGH PRES HI PRES1 42 High pressure occurred HIGH PRES HIGH DIS 08 High side disconnect DISC SENSE HIGH f0 74 High breath rate alarm recovered HIGH f HIGH f1 73 High breath rate alarm occurred HIGH f HOME ERO 39 Stepper motor home failure exited HW FAULT HOME ER1 38 Stepper motor home failure occurred HW FAULT HOUR MTR 03 Set hour meter None INTRRPT1 31 Spurious interrupt occurred ms RESET INTRRPT2 32 Spurious interrupt occurred Is RESET LN VENT1 67 Shutdown for other than pressing On Standby RESET Page E 6 LTV Series ventilator Operator s Manual p n 10664 Rev T Event Name Code Event Associated Alarm LO PRESO 50 Low peak pressure exited LOW PRE
212. lected language is displayed 3 Turn the Set Value knob until the desired language is displayed 4 Push the Select button Options ENGLISH DANSK DEUTCH ESPANOL FRANCAIS U S Danish German Spanish French ITALIANO NORSK PORTUGUES SVENSKA PYCCKO Italian Norwegian Portuguese Swedish Russian Operator s Manual LTV Series ventilator Page 10 15 p n 10664 Rev T Software Version Use the Software Version option to verify the software version installed in the ventilator The software version number is displayed as VER xx xx X Usage Meter Use the Usage Meter to view the time the ventilator has been in use It is updated every 1 10 hour up to 139 000 0 hours and is displayed as USAGE xxxxxx x Communications Setting The ventilator may be connected to a printer a graphics monitor or a modem or may be set up to output system diagnostic data Use the Communications Setting option to select the communications protocol for data transmission e For LTM Compatible LTV 900 950 and 1000 Ventilators use the MONITOR setting to communicate with an LTM Graphics Monitor If the MONITOR setting is not available the LT ventilator being used requires upgrades before it can support the LTM Graphics Monitor Contact your Pulmonetic Systems Service Representative for additional information To modify the Communications Setting 1 Push the Select button while COM SETTING is displayed 2 DATA or the currently selected
213. linder When CALCULATE is selected the ventilator uses the current ventilation values and settings to calculate the remaining usable time of the external O cylinder specified and displays O2 DUR hh mm O duration in hours and minutes for 60 seconds or until the message is acknowledged by pushing the Select or Control Lock button or by rotating the Set Value knob on the front panel Breath to breath variations may cause slightly different results in consecutive calculations To return to the top of the VENT OP menu Push the Select button while EXIT is displayed 1 Page 10 22 LTV Series ventilator Operator s Manual p n 10664 Rev T Transducer Autozero Use the Transducer Autozero menu to manually schedule transducer autozeros and to view previous autozero results Autozeros are automatically scheduled at appropriate intervals during ventilator operation so manual scheduling of autozeros is not commonly performed but may occasionally be done The menu is set up as follows XDCR ZERO AP xxxx P FDb xxxx P FDw xxxx P FDn xxxx P Airway Pressure Transducer Autozero Use this item to view the Airway Pressure Transducer Autozero results and schedule the Airway Pressure Transducer Autozero to be run To view the Airway Pressure Transducer Autozero results 1 The previous results AP xxxx P are displayed The final P indicates the previous zero results were within the required tolerance and the previous autozero passe
214. location type and length to use when removing or exchanging external accessories on an LTV Series ventilator AN AVERTISSEMENT Utilisation des vis de montage Vous pourriez causer des dommages internes au ventilateur si des vis de montage de mauvaise longueur sont utilis es lors de l installation ou de la d pose des accessoires externes Vis de montage des accessoires Voir les renseignements fournis dans la trousse de vis de remplacement de Pulmonetic Systems num ro de pi ce 11149 pour d terminer l emplacement le type et la longueur des vis de montage d accessoires ou des vis de remplacement pour accessoires utiliser lors de la d pose ou de l change d accessoires externes sur un ventilateur de la s rie LTV Page C 2 LTVO Series ventilator Operator s Manual p n 10664 Rev T Protective Boot Removal Supplies Tools Required e Replacement Screws Kit P N 11149 e Torque wrench 20 in oz 0 14 Nm to 60 in oz 0 42 Nm range e Phillips head screwdriver To Remove the Upper Protective Boot 1 Carefully place and support the disconnected ventilator in an upright position on a clean dry surface 2 Prior to removing the mounting screws refer to the illustration and make note of where the screw is located in the leg of the upper boot upper or lower hole WARNING Specific Boot Replacement Screw Location One leg of the upper protective boot has an additional screw hole furthest from the end of the leg
215. low to maintain the set circuit pressure for the set time Pressure H Pressure Control i Control PEEP i PEEP Paw Inspiratory Inspiratory Time i Time Profile 1 Faster Rise Time Profile 9 Slower Rise Time To set the Pressure Control level 1 Push the Pressure Control button 2 Change the setting using the Set Value knob To select Pressure Control 1 Toggle the Volume Pressure mode to select Pressure ventilation Range 1 99 cmH20 Flow Termination for Pressure Control breaths may be enabled under Extended Features If flow termination is enabled the Pressure Control display will flash briefly after each flow terminated breath The Rise Time profile for Pressure Control breaths may be selected under Extended Features 2 Pressure Control and Pressure Support breaths do not compensate for PEEP Delivered pressure is controlled by the Pressure Control setting and is not affected by the PEEP setting i e A Pressure Control setting of 20cmH20 and a PEEP setting of 10cmH20 results in a maximum delivered pressure of 20cmH20 24 See Chapter 6 Controls for more information on how to select Pressure ventilation 25 See Chapter 10 Extended Features for how to set the Variable Flow Termination percentage and enable Flow Termination for Pressure Control breaths 26 See Chapter 10 Extended Features for how to set the Flow Rise Time profile Operator s Manual LTV Series ventilator Page 6 23
216. mat mm dd yyyy High f Alarm High f Off High f Alarm Delay 30 sec High PEEP Alarm High PEEP Off HP Alarm Delay No Delay Language English Feature Default Leak Compensation On LPP Alarm All Breaths NPPV Mode Off O Duration Cylinder Press 2000 psi or 138 bar O Duration Cylinder Size 622 liters PC Flow Termination Off PIP LED On PNT Assist Normal Rise Time Profile 4 Variable Flow Termination 25 Variable Time Termination 1 5 sec 29 This feature is not reset to default values when the SET DEFAULTS option is used in Extended Features Page 9 8 LTV Series ventilator Operator s Manual p n 10664 Rev T DEFAULTS SET The DEFAULTS SET alarm is generated when the LTV Ventilator is first powered up after the SET DEFAULTS option has been used to reset all controls and extended features settings to their factory set default values e Language Time Date Format and Com settings are not reset to default values when the SET DEFAULTS option is used in Extended Features When a DEFAULTS SET alarm is generated e The DEFAULTS SET message is flashed in the display window e The audible alarm is sounded To reset the DEFAULTS SET alarm 1 Push the Silence Reset button twice 2 Select and return the control s and extended features settings to the desired settings NOTE Be sure to check all Controls Alarms and Extended Features options and return them to the desired settings
217. mation and instructions prior to proceeding To set the default values 1 When the VENT CHECK menu is displayed turn the Set Values knob until VENT OP is displayed and push Select 2 Turn the Set Values knob until DEFAULTS is displayed and push Select SET DEFAULTS will be displayed 3 Push Select while SET DEFAULTS is displayed DEFAULTS will be displayed e Except for the Language selected and the Date Time settings and format all user settable Controls and Extended Features options are reset to their factory set default values e A DEFAULTS event is recorded in the Event Trace log see Appendix E Event Trace for additional information along with the date and time the settings were reset To exit the Ventilator Checkout menu and enter normal ventilation mode 1 Turn the Set Values knob through the Ventilator Operations sub menus until EXIT is displayed and push the Select or Control Lock button VENT OP will be displayed 2 When VENT OP is displayed turn the Set Values knob until EXIT is displayed and push the Select or Control Lock button e POST will be performed the ventilator will begin ventilation using the factory set default settings and a DEFAULTS SET alarm will be generated see Chapter 9 Ventilator Alarms DEFAULTS SET for additional information and instructions to reset the DEFAULTS SET alarm Page 10 20 LTV Series ventilator Operator s Manual p n 10664 Rev T O2 Cylinder Duration LTV 1000 Only U
218. ment de l quipement ainsi que des circonstances o ce dernier devient inop rant Une forme de ventilation alternative doit tre disponible tous les patients reli s au ventilateur et le personnel qualifi devrait tre pleinement familier avec les proc dures de ventilation d urgence Ventilation alternative ll est recommand qu un moyen alternatif de ventilation soit disponible en tout temps et que tous les op rateurs de ventilateur soient pleinement familiers avec les proc dures de ventilation d urgence Feu ou explosion L op ration des ventilateurs de la s rie LTV en pr sence de gaz inflammables peut causer un feu ou une explosion Le ventilateur ne doit tre op r sous aucune circonstance en pr sence de gaz La pr sence d oxyde nitreux ou d anesth siques inflammables repr sente un danger pour le patient et l op rateur D branchement du circuit respiratoire du patient Le d branchement accidentel du circuit respiratoire du patient peut s av rer dangereux Alarmes critiques Le d faut de d finir les alarmes critiques telles que l alarme basse ventilation minute et l alarme basse pression peut causer une non d tection absence d alarme pour un d branchement du tube de d tection inf rieur ou du tube d entra nement de la soupape d expiration Diaphragme de la soupape d expiration Une ventilation inefficace ou dangereuse pour le patient peut r sulter si le diaphragme de la soupape est endommag ou us
219. mmediately contact a certified Pulmonetic Systems service technician LTV Series ventilator Page 15 15 Alarms Many alarms such as HIGH PRES or LOW O2 PRES can occur during normal operation Information on addressing alarms is covered in the LTV Series ventilator Operator s Manual Single occurrences of some alarms such as HW FAULT or RESET may be caused by ESD If these alarms reoccur and for other alarms that do not usually occur during normal operation follow the instructions in this section or immediately contact Pulmonetic Systems Symptoms Possible Causes What to Do HIGH PRES occurred but alarm did not sound Alarm silence was already active Silence Reset LED is red High pressure alarm delay is on HP DELAY is set to DELAY 1 BRTH or DELAY 2 BRTH Alarm automatically silenced after 3 seconds because condition cleared The ventilator alarms can be silenced for 60 seconds by pushing the Silence Reset button If the alarm is already silenced Silence Reset LED is red it will not sound again until the silence period expires When a high pressure condition is detected the HIGH PRES message is displayed and the High Pres Limit control is flashed If the HP DELAY option is set to NO DELAY the audible alarm is sounded immediately When the HP DELAY option is set to DELAY 1 BRTH or DELAY 2 BRTH the audible is not sounded until the second or third consecutive breath with a hi
220. ms be used Z N AVERTISSEMENT Concentration d oxyg ne inspir FIO2 Si la fr quence respiratoire du patient est variable sa ventilation minute va fluctuer Lorsqu une concentration exacte d oxyg ne inspir FIO est n cessaire pour une transmission au patient il est recommand d utiliser un analyseur de niveau d oxyg ne pr cis comportant des alarmes Page 12 2 LTV Series ventilator Operator s Manual p n 10664 Rev T 4 Connect the Patient Circuit To keep moisture out of the sense lines attached at the patient wye be sure to connect the exhalation valve and circuit to the wye so the proximal sense lines are oriented up see below Connect a test lung to the circuit Proximal Sense Lines Do Not Remove Low Pressure lt To Ventilator Qa 5 Hil P E i ressure 22mm A u D lt 4 DDD Q n Connector Patient Circuit ae e To Patient gt S gt Le Wye GG Short Exhalation Circuit ME Exhalation Valve Tab Retainer Collar Exhalation Valve Body Diaphragm Spring os Do Not Remova A ye Pu PEEP Valve 5 Set any desired extended features options For a detailed list of extended features see Chapter 10 Extended Features 6 Select the ventilation mode and all controls including PEEP to prescribed values Detailed procedures for setting each mode are included later in this chapter Z N WARNING Accuracy of PEEP setting Variations in the patient s breathing pattern
221. n alternate power source is provided or the battery is depleted and the ventilator goes INOP This alarm will always sound at maximum volume 85 dbA WARNING BAT EMPTY alarm A BAT EMPTY alarm indicates the internal battery is almost depleted Connect the ventilator to an external power source immediately A AVERTISSEMENT Alarme BAT EMPTY Une alarme BAT EMPTY indique que la pile interne est pratiquement plat Branchez imm diatement le ventilateur une source d alimentation externe When a BAT EMPTY alarm occurs e The Battery Level LED displays red e The BAT EMPTY message is displayed e The audible alarm is sounded NOTE Volume of the BAT EMPTY alarm cannot be lowered For patient safety this alarm will always sound at full volume REMARQUE Le volume de l alarme batterie faible ne peut tre r duit Pour la s curit des patients le volume de l mission de cette alarme est toujours fort To temporarily silence the BAT EMPTY alarm 1 Push the Silence Reset button once to silence the audible alarm for 30 seconds only The BAT EMPTY alarm can only be silenced once and cannot be reset until the battery is recharged or external power is applied Operator s Manual LTV Series ventilator Page 9 3 p n 10664 Rev T BAT EMPTY cont NOTE When the battery reaches empty the ventilator may run for approximately 5 minutes before shutdown based on the nominal settings a new battery and a full 8
222. n its entirety before operating the ventilator Warnings and Cautions Section Read the section on Warnings and Cautions carefully before operating the LTV Series ventilator Use and Maintenance Any questions regarding installing operating or maintaining the LTV Series ventilator should be directed to a certified Pulmonetic Systems service technician or Pulmonetic Systems Inc Avis important Fonctionnement dangereux L op ration d un ventilateur de la s rie LTV sans une excellente compr hension de ses attributs est dangereuse et risque de blesser le patient ll est tr s important de lire et de comprendre enti rement ce manuel avant de faire fonctionner le ventilateur Section Avertissements et Attention Lire attentivement la section Avertissements et Attention avant de proc der l op ration des ventilateurs de la s rie LTV Utilisation et entretien En cas de questions concernant l installation l op ration ou l entretien des ventilateurs de la s rie LTV veuillez vous adresser un technicien de service certifi de Pulmonetic Systems ou directement Pulmonetic Systems Inc Page iv LTV Series ventilator Operator s Manual p n 10664 Rev T Contents Warranty A aie Rie i A a ee ji NONCES He fet e a AR aa a a Ke e dl A a a ner ili Chapter L INtrodUCHON rn 1 1 Operator s Safety Information ss 1 2 WarniNgS aia vv 1 3 CALMO DP N A AA Ad Bl eed A aa Basen tae 1 12 Sy MOS EAA eine e Re MT ne nd T
223. n supply Turn the ventilator on and proceed with the checkout as defined in the following table Ventilator Settings and Procedure Performance Requirement A Configure the ventilator settings as Selected Monitors should read as follows follows and run the equipment for at least two minutes Mode Volume Assist Ctrl Low Press 02 Off Breath Rate 12 e Exhaled Tidal Volume 383 to 633 ml e 1 E Ratio 1 3 8 to 1 4 2 e Total Breath Rate 12 bpm Tidal Volume 500 e Total Minute Vol 4 6 to 7 6 L Insp Time 1 sec e No Alarms Pressure Support 0 02 21 Sensitivity 3 High Pressure Limit 100 Low Pressure Alarm 5 Low Min Vol 1 0 PEEP Minimum B Set the O2 control to 22 LOW 02 PRES alarm activates after a short LTV 1000 Only pause C Reset O2 to 21 and clear the LOW MIN VOL alarm activates alarm Set the Low Min Vol Alarm to 10L D Reset the Low Min Vol Alarm to 1 0 LOW PRES alarm activates and clear the alarm Set the Low Pressure alarm to 60 E Set the Low Pressure Alarm to 5 and HIGH PRES alarm activates clear the alarm Set the High Pres Limit to 10 cmH 0 below the Peak Inspiratory Pressure F Reset the High Pressure Limit alarm to 100 and clear the alarm G Connect 40 to 80 PSIG oxygen to e External oxygen monitor should read 55 to the unit and set the O2 control to 65 O See Chapter 11 Ventilator Checkout Tests for more information Oxygen source and tested O2 only apply to
224. nd FTn xx xx Lpm values are offset by the value of LEAK xx xx Lpm Transducer count display is not available for this item FVd xx xx nH20 Differential pressure as measured across the flow valve FV xx xx Lpm Flow valve flow in Lpm calculated from the differential pressure measured across the flow valve Transducer count display is not available for this item STEP xxxx Commanded flow valve motor step position Transducer count display is not available for this item TS xxxx rpm O2 xx xx PSI The monitored speed of the turbine in rpms Oxygen inlet pressure in PSIG as measured at the inlet pressure transducer BV xx xx VOLTS Internal battery voltage EV xx xx VOLTS External power voltage Page 10 28 LTV Series ventilator Operator s Manual p n 10664 Rev T Chapter 11 VENTILATOR CHECKOUT TESTS This chapter details five test procedures accessed through the Vent Check menu and used to verify the proper operation of the LTV These tests should be performed as shown in the schedule in Appendix B Set Up Maintenance for periodic maintenance and testing of the ventilator The five test procedures are Test Test used to Alarm Test Verify that the audible alarm is working correctly Display Test Verify that the ventilator displays are working correctly Control Test Verify that the buttons and the Set Value knob are working correctly Leak Test Test the patie
225. nt circuit for leaks Vent Inop Alarm Test Verify that the Inop Alarm is working correctly The Vent Check Menu is set up as follows VENT CHECK ALARM DISPLAY CONTROL LEAK EXIT Z N WARNING Ventilator Checkout Tests Gas is not delivered to the patient during these tests Disconnect the patient from the ventilator and ventilate using an alternative method before running the Ventilator Checkout tests Leak Testing the Patient Breathing Circuit The patient circuit must be leak tested in VENT CHECK mode before connection to the patient Ventilator Checkout mode should also be used to check for correct operation of the alarms displays and controls Harm to the patient or ineffective ventilation may result from failure to leak test the patient breathing circuit before connection to a patient When using a heated humidifier include it in the circuit when leak testing Z N AVERTISSEMENT Tests de v rification du ventilateur Noter que le gaz n est pas transmis au patient au cours de ces tests D brancher le patient du ventilateur et ventiler l aide d une forme de ventilation alternative avant de proc der aux tests de v rification du ventilateur Contr le de l tanch it du circuit respiratoire du patient L tanch it du circuit respiratoire du patient v rification de ventilation doit tre v rifi e en mode VENT CHECK avant le raccordement au patient En outre on doit utiliser le mode Ventilator Checkout v
226. nt malfunctions and circumstances where equipment becomes inoperative An alternative method of ventilation should be available for all patients dependent on the ventilator and qualified personnel should be fully familiar with emergency ventilation procedures A AVERTISSEMENT Personnel non qualifi Seul le personnel qualifi doit op rer le ventilateur Le ventilateur de la s rie LTV est un dispositif m dical restreint con u pour tre utilis par les inhaloth rapeutes ou autres personnes qualifi es et par le personnel qualifi sous la supervision d un m decin et en conformit avec les lois et r glements applicables Surveillance du patient Un personnel qualifi doit constamment surveiller les patients qui sont reli s un ventilateur Le personnel doit tre en mesure de s occuper des d fectuosit s de fonctionnement de l quipement ainsi que des circonstances o ce dernier devient inop rant Une forme de ventilation alternative doit tre disponible tous les patients reli s au ventilateur et le personnel qualifi devrait tre pleinement familier avec les proc dures de ventilation d urgence 8 Airline carriers typically allow only dry cell batteries on board aircraft However some airlines may allow an electrical cord to be plugged in if arranged in advance Pulmonetic Systems recommends checking with the intended carrier well in advance before traveling Page 2 2 LTV Series ventilator Operator s Manual
227. nt wye and sense lines with a known good assembly Perform an autozero under XDCR ZERO See page 10 23 for more information Immediately contact a certified Pulmonetic Systems service technician Immediately contact a certified Pulmonetic Systems service technician Monitored volume is Circuit leak low Delivered volume is low High or low side sense line or elbow at patient wye loose or leaking High or low sense lines are occluded High or low sense ports in the wye are occluded Page 15 6 LTV Series ventilator Do a leak test and reseat or replace the leaking parts or connections See page 11 8 for instructions Check high and low pressure sense lines to be sure they are correctly attached and securely seated at both the ventilator and wye ends Check the luer fitting connections for leaks Check the elbow connectors at the wye to be sure they have not loosened or been broken loose Verify lines are not occluded or pinched Operator s Manual p n 10664 Rev T Symptoms Possible Causes What to Do continued Monitored volume is low Delivered volume is low Exhalation drive line leaking or loose Exhalation valve leaking during inspiration Sense lines are reversed Leak Compensation is not on Failed calibration or internal problem with the ventilator Failed autozero Check the exhalation drive line at both the ventilator and exhala
228. ntielle Nettoyage de la soupape d expiration Ne pas asperger une solution nettoyante dans la soupape d expiration Installation de la soupape d expiration Apr s le nettoyage installez la soupape d expiration dans le circuit du patient de sorte que les lignes de d tection soient align es vers le haut pendant l op ration Entretien de la soupape d expiration La soupape d expiration est une pi ce fragile et peut tre endommag e si Des pr cautions ne sont pas prises lors de sa manipulation ou de son nettoyage Des instruments de nettoyage ou des corps trangers sont ins r s dans celle ci e Des pistolets de gaz haute pression sont utilis s pour l ass cher Nettoyage du panneau frontal Ne pas asperger des solutions nettoyantes ou les laisser s couler sur le panneau frontal Entretien des filtres bact riens Les filtres bact riens ne devraient pas tre immerg s dans un liquide Un autoclave vapeur devrait tre utilis pour le nettoyage des filtres bact riens Operator s Manual LTV Series ventilator Page 1 15 p n 10664 Rev T ATTENTION Filtres mouill s ou humides Ne pas installer des filtres mouill s ou humides dans les ventilateurs de la s rie LTV Cela pourrait endommager le ventilateur Contamination de la r serve d oxyg ne La pr cision de la capacit d alimentation en oxyg ne des ventilateurs LTV peut tre compromise par la pr sence de corps trangers dans le syst me
229. ntilator Operator s Manual Page 10 8 p n 10664 Rev T Variable Flow Termination Use the Variable Flow Termination to select the percentage of peak flow used for cycling Pressure Support breaths Pressure Support breaths are cycled from inspiration to exhalation when the flow reaches the set percentage of the peak flow or when flow goes below 2 Ipm When Pressure Control Flow Termination is enabled the Variable Flow Termination setting is used for flow termination of Pressure Control breaths as well Peak Peak Flow i High Flow Low Percentage Percentage of of Peak Flow Peak Flow V E V Inspiratory Inspiratory Flow Flow To modify the Variable Flow Termination 1 Push the Select button while FLOW TERM is displayed 2 OF PEAK xx is displayed 3 Turn the Set Value knob until the desired Variable Flow Termination percentage is displayed 4 Push the Select button Range 10 to 40 Operator s Manual LTV Series ventilator Page 10 9 p n 10664 Rev T Variable Time Termination Use the Variable Time Termination to select the maximum inspiratory time for cycling Pressure Support breaths Pressure Support Breaths are cycled from inspiration to exhalation if this time is reached before the flow reaches the set percentage of the peak flow When a breath is cycled based on the time setting the Pressure Support display is flashed briefly Peak Flow j i Set Percentage of E Peak Flow
230. o schedule the Exhalation Flow Transducer Differential Autozero Narrow 1 The previous results FDn xxxx P are displayed 2 Push the Select button An asterisk appears the pass fail indicator is removed from the display and the autozero test is scheduled for the next breath 3 After the autozero is run on the next breath the new autozero value and the pass fail indicator are displayed If the autozero fails it will be automatically rescheduled for the next breath Operator s Manual LTV Series ventilator Page 10 25 p n 10664 Rev T Exhalation Flow Transducer Differential Autozero Wide Use this item to view the Exhalation Flow Transducer Differential Autozero Wide results and schedule the Exhalation Flow Transducer Differential Autozeros Wide to be run To view the Exhalation Flow Transducer Differential Autozero Wide results 1 The previous results FDw xxxx P are displayed The final P indicates the previous zero results were within the required tolerance and the previous autozero passed If a final F is displayed the previous zero results were outside the required tolerance and the autozero failed An asterisk indicates that an autozero is scheduled for the next breath 2 Turn the Set Value knob to display the EXIT option 3 Push the Select button To schedule the Exhalation Flow Transducer Differential Autozero Wide 1 The previous results FDw xxxx P are displayed 2 Push the Select button An
231. occurrence e eventname is the name of the event 4 Push the Select button e xx EyCz is displayed e xx is the chronological number of the event occurrence e yis the event code number of the event e zis the quantity of occurrences since power up for software versions 3 01 or earlier The maximum number of occurrences recorded is 255 Operator s Manual LTV Series ventilator Page E 1 p n 10664 Rev T e For software version 3 11 a quantity of 1 is displayed in the initial occurrence recordings and a quantity of 2 or more in the secondary occurrence recordings of the same type of event 5 Push the Select button e xx eventdate is displayed e xx is the chronological number of the event occurrence e eventdate is the date of the first occurrence for software versions 3 01 or earlier e For software version 3 11 the date of the first occurrence is displayed in the initial occurrence recordings and the date of the latest occurrence in the secondary occurrence recordings of the same type of event 6 Push the Select button e xx hh mmi ss is displayed e xx is the chronological number of the event occurrence e hh mm ss is the time of the first occurrence for software versions 3 01 or earlier e For software version 3 11 the time of the first occurrence is displayed in the initial occurrence recordings and the time of the latest occurrence in the secondary occurrence recordings of the same type of event 7
232. ode CPAP mode is selected when SIMV CPAP is selected and Breath Rate is set to dashes In CPAP mode when a patient trigger is detected a patient breath is given Breaths will be Pressure Support or Spontaneous breaths according to the Pressure Support setting Pressure Pressure Pressure Pressure Pressure Pressure Pressure Support Support Support Support Support Support Support N Patient Triggers Pressure Support Patient Breaths NOTE LTV ventilators provide an Apnea Backup mode of ventilation When the set Apnea Interval maximum time allowed between the beginning of one breath and the beginning of the next breath is exceeded the APNEA alarm is generated and the ventilator will enter Apnea Backup ventilation mode REMARQUE Les ventilateurs LTV procurent un mode de ventilation de secours pour l apn e Lorsque l intervalle de l apn e tabli dur e maximum allou e entre le d but d une respiration et le d but de la respiration suivante est exc d l alarme APNEA est g n r e et le ventilateur entre en mode de ventilation de secours pour l apn e Operator s Manual LTVO Series ventilator Page 4 3 p n 10664 Rev T Apnea Backup The LTV Series ventilator provides an Apnea Backup mode of ventilation Apnea Backup ventilation begins when the time since the last breath start is greater than the set Apnea Interval When an apnea alarm occurs e If an inspiration is in progress the ventil
233. on procedures Fire or Explosion Operation of the LTV Series ventilator in the presence of flammable gases could cause a fire or explosion Under no circumstances is the ventilator to be operated when explosive gases are present The presence of nitrous oxide or flammable anesthetics presents a danger to the patient and operator Patient Breathing Circuit Disconnection Inadvertent disconnection of the patient from the patient breathing circuit can be dangerous Critical Alarms Failure to set the critical alarms such as the Low Minute Volume alarm and the Low Pressure alarm may cause non detection no alarm for a disconnection of the lower sense line or the exhalation valve drive line Exhalation Valve Diaphragm Patient ventilation may be ineffective or dangerous if the exhalation valve diaphragm is damaged or worn out The exhalation valve diaphragm must be inspected on a daily basis and replaced whenever necessary Sustained HIGH PRES Alarm During a sustained High Pressure alarm condition HIGH PRES the ventilator s turbine is stopped and gas is not delivered to the patient Disconnect the patient from the ventilator and ventilate the patient using an alternative method See Chapter 15 Troubleshooting Alarms for additional information concerning the HIGH PRES alarm Operator s Manual LTV Series ventilator Page 1 3 p n 10664 Rev T Z N WARNING BAT EMPTY Alarm A BAT EMPTY alarm indicates the internal battery is almos
234. on the airway display on or off When the PIP LED is on the airway pressure display LED representing the Peak Inspiratory Pressure of the previous breath remains lit during exhalation To modify the PIP LED Setting 1 Push the Select button while PIP LED is displayed PIP LED ON or PIP LED OFF is displayed Turn the Set Value knob until the desired setting is displayed Push the Select button Se Options ON or OFF Model Number Serial Number Use the Model Number Serial Number option to view the LTV s model or serial number and to verify LTM Graphics Monitor compatibility To view the LTV model number 1 Turn the Set Value knob while in the VENT OP menu until LTV xxxx is displayed e The model number is displayed as LTV xxxx where xxxx is the model of the ventilator e The model number is set when the ventilator is manufactured 2 Push the Control Lock button to exit or the Select button to display the serial number option To view the LTV serial number 1 Push the Select button when the LTV model number LTV xxxx is displayed e The serial number is displayed on the left side of the display area as xxxxxx where xxxxxx is the serial number of the ventilator e The serial number is set when the ventilator is manufactured 2 Push the Control Lock button or the Select button to return to the model number option To verify LTM Graphics Monitor Compatibility 1 Push the Select button when the LTV Model Number LTV xx
235. onsommation de l oxyg ne Lorsque la situation du patient le permet il est recommand qu une bouteille d oxyg ne de secours ou toute autre source alternative d oxyg ne soit disponible en permanence Avant toute utilisation d une prise d allume cigare ou d une prise de courant Avant d utiliser un allume cigare ou une prise de courant comme source d alimentation du ventilateur LTV v rifiez que la batterie interne du ventilateur est en bon tat et enti rement charg e L utilisation d un allume cigare ou d une prise de courant fournissant un branchement de qualit m diocre des d fauts du circuit lectrique batterie syst me de charge etc ou l utilisation d accessoires d automobile climatisation phares cha ne st r o et haut parleurs forte consommation etc peuvent affecter le voltage d livr au ventilateur et provoquer une sous alimentation de celui ci Dans cette situation le ventilateur d clenche une alarme PAS ALIM SEC et utilise la batterie interne du ventilateur comme source d alimentation Pi ces accessoires et options non autoris es Des dommages l quipement ou des blessures au patient peuvent survenir suite l utilisation de pi ces accessoires et options non autoris es Seuls les l ments express ment approuv s par Pulmonetic Systems doivent tre utilis s en conjonction avec les ventilateurs de la s rie LTV Operator s Manual LTV Series ventilator Page 1 9 p n 10664 Rev
236. ontinue holding the button until the Volume inspiration is completed During the maneuver e The exhalation valve will remain closed e Flow will be set to 0 LPM e P Plat xxx will be displayed in the display window where xxx is the real time circuit pressure e The breath period will remain in inspiration phase so no breath triggers are allowed e DISC SENSE and HIGH PRES alarms will terminate the maneuver 4 Release the button when the pressure setting is P Plat or when 6 0 seconds elapse whichever comes first e The exhalation valve will be opened and a normal exhalation phase will begin e The display will cycle every 2 seconds between A Pres xxx where xxx is the change in pressure C Static xxx where xxx is the static compliance and P Plat xxx where xxx is the plateau pressure NOTE Breath period timing and apnea timing will be suspended while the maneuver is performed As a result the apnea alarm will not alarm during the maneuver REMARQUE La synchronisation de la p riode de respiration et la synchronisation de l apn e sont interrompues pendant la man uvre Ainsi l alarme d apn e ne se d clenche pas au cours de la man uvre Range P Plat 0 100 cmH20 Pres 0 100 cmH20 C Static 1 999 ml cmH20 15 P Plat is Plateau pressure reached during Inspiratory Hold maneuver 15 Pres is calculated as P Plat Pressure PEEP measured from previous breath 17 C Static is calculated as Set Delivered Volume iA P
237. ontr le sont r tablies leurs valeurs par d faut chaque fois que le ventilateur est allum seulement si un param tre en m moire non valable est d tect au moment du diagnostic automatique de mise sous tension 38 Non volatile memory is memory that is not erased when the ventilator is turned off or disconnected Operator s Manual LTV Series ventilator Page 9 7 p n 10664 Rev T DEFAULTS cont The factory set default Control settings are e Some Controls are not applicable to all LTV ventilators see Chapter 6 Controls for detailed information concerning specific Controls Control Default Breath Rate 12 bpm Control Lock On Data Display Scrolling Auto On High Pressure Limit 20 cmH O Inspiratory Expiratory Hold Off Inspiratory Time 1 5 sec Low Minute Volume 2 5 Lpm Low Pressure 5 cmH20 Control Default Low Pressure O Source Off Pressure Control 1 cmH 0 Pressure Support 1 cmH 0 Sensitivity 2 Lpm Tidal Volume 500 ml Ventilation Mode Assist Control Volume Pressure Mode Volume O O2 Flush 21 The factory set default Extended Features settings are e Some Extended Features are not applicable to all LTV ventilators see Chapter 10 Extended Features for detailed information concerning specific Features Feature Default O Flush Period 3 min Alarm Volume 85 dBA Apnea Interval 20 sec Com Setting Data Control Unlock Easy Date For
238. ored volumes very high on test lung Test lung with small aperture connected directly to wye Very small ET tube connected directly to wye Some test lungs have a narrow opening or a restrictor which may cause jetting and cause the flow differential to be read incorrectly To reduce the jetting effect add a short extension between the test lung and the wye A very small ET tube connected directly to the wye may cause jetting and cause the flow differential to be read incorrectly To reduce the jetting effect add a short larger bore extension between the ET tube and the wye Operator s Manual p n 10664 Rev T LTV Series ventilator Page 15 23 Page 15 24 LTV Series ventilator Operator s Manual p n 10664 Rev T Appendix A VENTILATOR SPECIFICATIONS Modes and Breath Types Breath Types Volume Control Pressure Control Pressure Support Spontaneous Modes Control Assist Control SIMV CPAP NPPV Apnea Backup Variable Controls Control Range Tolerance Backup Pressure Trigger 3cmH20 2 cmH 0 Breath Rate 1 to 80 bpm 1 bpm or 10 of breath period whichever is less Date Format mm dd yyyy dd mm yyyy n a yyyy mm dd Display Select Toggles between manual or n a automatic display scrolling and changes monitor displayed Inspiratory Expiratory One push toggles monitor Hold window display between normal display INSP HOLD and EXP HOLD While INSP HOLD is 6 seconds maximum displ
239. p cher la g n ration de l alarme de basse pression S assurer que les param tres de l alarme de basse pression s adaptent ces types d accessoires lorsqu ils sont utilis s avec les circuits du patient Page 9 20 LTV Series ventilator Operator s Manual p n 10664 Rev T NO CAL DATA NO CAL Monitor Display When the ventilator detects invalid or missing calibration records on power up the NO CAL DATA alarm is generated When this happens default calibration values are used and although the ventilator will continue to operate the accuracy of volumes and pressures may be reduced NO CAL message is posted in place of affected monitored values when the ventilator is operating without valid transducer calibration data When the NO CAL DATA alarm occurs e The NO CAL DATA message is flashed in the display window e The audible alarm is sounded e The ventilator continues to operate e Default transducer data is used e Vte PIP MAP PEEP and VE monitored values are displayed as NO CAL To clear the NO CAL DATA alarm 1 Push the Silence Reset button twice This will clear the alarm and the ventilator will continue to operate however the NO CAL message will still be displayed in place of affected monitored values 2 Take the unit out of service and perform the Calibration procedure To clear the NO CAL message 1 Take the unit out of service and perform the Calibration procedure Z N WARNING
240. par minute doit tre ajust e des valeurs inf rieures ou mise l arr t pour satisfaire aux besoins cliniques effectuer une valuation clinique afin de d terminer si l utilisation d un autre moniteur c a d sphygmo oxym tre muni d une alarme sonore ou un moniteur cardio respiratoire s av re pertinente Operator s Manual LTV Series ventilator Page 6 11 p n 10664 Rev T Low Pressure The Low Pressure alarm can be set to apply to All breaths or to Volume Control and Pressure Control breaths only For information on selecting breath types see Chapter 10 Extended Features Low Peak Pressure Alarm The Low Pressure alarm establishes the minimum expected circuit pressure for the selected breath types If the circuit pressure does not meet or exceed the Low Pressure setting e A LOW PRES alarm is displayed e The audible alarm is sounded The Low Pressure alarm is not active in NPPV mode To set the Low Pressure alarm 1 Push the Low Pressure button 2 Change the setting using the Set Value knob Range 1 60 cmH20 WARNING Patient Circuit Accessories The use of accessories such as Speaking Valves Heat Moisture Exchangers and Filters create additional patient circuit resistance and in the event of a disconnection may impede the generation of a Low Pressure Alarm Ensure that the Low Pressure Alarm settings accommodate these types of accessories when used in combination with patient
241. perator s Manual LTV Series ventilator Page 12 9 p n 10664 Rev T LTV Ventilator Settings Checklist The LTV Ventilator Settings Checklist may be used by caregivers as a reminder that all appropriate controls on the LTV were properly set adjusted and or recorded Patient Name Controls Fill in x x or Confirm X Ordered By Date Monthly Check up Volume Mode or Pressure Mode By Date Assist Control or SIMV By Date Breath Rate bpm By Date Tidal Volume ml By Date Pressure Control cmH20 By Date Inspiratory Time Seconds By Date Pressure Support cmH20 By Date n FIO By Date o ENEN e Sii K palgi Sensitivity Lpm By Date Alarms Fill in x x or Confirm X Monthly Check up High Pressure Limit cmH20 By Date Low Pressure Limit cmH20 By Date Low Minute Volume Liters By Date Extended Features Alarms Fill in x x or Confirm X Monthly Check up Apnea Interval Seconds By Date High f HIGH f OFF Or bpm By Date FOIRE pes Or cmH20 By Date ee Nad YES or NO By Date LPP Alarm All Breaths or VC PC Only By Date Extended Features Ventilator Fill in x x or Confirm X Monthly Check up Rise Time Profile 1 to 9 By Date Flow Termination 10 40 of Peak Flow By Date oe a dime Seconds By Date Bese Conmol icy YES s r NO By Date Leak Compensation ON Or OFF By Da
242. pl mentaire le plus loign de l extr mit de la patte e Sur les anciennes versions des ventilateurs le trou de la vis s alignera au trou sup rieur de la gaine et vous devez utiliser une vis de montage de 1 4 e Sur la version actuelle des ventilateurs le trou de la vis s alignera au trou inf rieur de la gaine et vous devez utiliser une vis de montage de 3 8 Page 1 10 LTVO Series ventilator Operator s Manual p n 10664 Rev T Z N AVERTISSEMENT Accessoires du circuit du patient L utilisation d accessoires tels que les membranes vocales les changeurs thermohydriques et les filtres produit une r sistance additionnelle dans le circuit de patient et en cas de d branchement elle risque d emp cher la g n ration de l alarme de basse pression S assurer que les param tres de l alarme de basse pression s adaptent ces types d accessoires lorsqu ils sont utilis s avec les circuits du patient R glages du contr le de volume bas par minute Le contr le du volume bas par minute doit tre ajust la plus haute valeur clinique appropri e Si l alarme de volume bas par minute doit tre ajust e des valeurs inf rieures ou mise l arr t pour satisfaire aux besoins cliniques effectuer une valuation clinique afin de d terminer si l utilisation d un autre moniteur c a d sphygmo oxym tre muni d une alarme sonore ou un moniteur cardio respiratoire s av re pertinente Operator s Man
243. power is a function of factors such as settings charge level and condition or age of the battery therefore the use of the internal battery as a standard operating practice is not recommended REMARQUE Utilisation de la batterie interne La batterie interne est con ue pour tre utilis e sur de courtes p riodes pendant la commutation entre des connexions d alimentation externe les situations d urgence ou les transports de courte dur e La dur e pendant laquelle le ventilateur fonctionnera sur l alimentation interne d pend de plusieurs facteurs tels la configuration le niveau de la charge et la condition ou l ge de la batterie l utilisation de la batterie interne pour l op ration normale n est donc pas recommand e When an LTV Series ventilator is operated on its internal battery to the point that the internal battery is completely depleted the ventilator will shut down If the ventilator remains in this state the internal battery may recharge slightly within a few seconds minutes and cause the ventilator to automatically restart and operate for a short period of time This cycle may repeat several times depending on the condition of the internal battery Page 9 6 LTV Series ventilator Operator s Manual p n 10664 Rev T DEFAULTS All controls and extended features on the LTV Series ventilator have factory set default values When the operator makes changes to the controls or extended features settings the
244. properly in place 5 Replace the contact point and tighten the nut ao Fuse 10A 32V SLOBLO Glass oint WM RW i e Nut Spring Ring The Universal Power Supply UPS The Pulmonetic Systems Universal Power Supply kit is a rechargeable external power source and backup system for Pulmonetic Systems devices It has the following features e AC DC Converter e Backup Battery Charger e Power and charge status LED e Audible and visual alarms to indicate loss of mains power The Universal Power supply provides an AC derived DC power source which is backed up by a rechargeable 12 volt sealed lead acid battery It can power the ventilator and the graphics monitor For more information refer to the UPS Operator s Manual P N 14492 The Transport Battery System TBS The TBS is a portable re chargeable external power source for the LTV ventilator series It has the following features e Two no maintenance re chargeable Lithium lon batteries providing up to six hours of mobile power for the LTV e The TBS is easy and convenient to set up and operate and the system includes a battery charger for use when the TBS has been disconnected from the ventilator For more information about the TBS see the Transport Battery System Operator s Manual P N 17216 001 Page 14 10 LTV Series ventilator Operator s Manual p n 10664 Rev T Caring for the Internal Battery The LTV Series ventilator uses a rechargeable sealed l
245. quipment with IEC Publication 601 417 1EC 5333 IEC 417 Direct Current To indicate on the rating plate that the CEP Symbol No equipment is suitable for direct current 417 1EC 5031 only to identify relevant terminals IEC 417 Alternating current To indicate on the rating plate that the Po Symbol No equipment is suitable for alternating 417 1EC 5032 current only to identify relevant terminals IEC 417 Class ll equipment To identify equipment meeting safety Symbol No requirements specified for Class II 417 1EC 5172 equipment IEC 60417 Sound audio Used to identify controls or terminals 4 Reference EC Medical Electrical Equipment 2 Edition 1988 Page 1 18 LTV Series ventilator Operator s Manual p n 10664 Rev T Chapter 2 VENTILATOR OVERVIEW The LTV Series ventilator is a lightweight high performance ventilator that is designed to provide the maximum functionality in the smallest possible package The LTV Series ventilator provides the following features e High performance ventilation in a small lightweight package 10 x 12 x 3 13 4 lbs e Turbine technology allows the LTV Series ventilator to operate without an external compressed gas source e CPAP SIMV Control Assist Control and Apnea Backup ventilation modes e NPPV mode ventilation providing an alarm package suitable for mask ventilation of patients that do not require life support ventilation e Volume Cont
246. r viter d endommager le ventilateur ou le connecteur d alimentation appuyer sur le bouton de d clenchement situ sur le connecteur avant de le retirer du port d alimentation du ventilateur ou du raccord de queue de cochon du port d alimentation To run the ventilator from an external battery 1 Connect the battery cable quick connector to the port on the external battery hard case or the soft bag ur IH To Battery Box To LTV Series Ventilator 7 Pulmonetic Systems External Battery P N 10787 and Case P N 10790 6 Pulmonetic Systems External Battery Cable P N 10802 Pulmonetic Systems External Battery Charger P N 10801 Operator s Manual LTV Series ventilator Page 14 3 p n 10664 Rev T 2 Connect the power connector on the battery cable to the power port on the left side of the ventilator as shown here Verify the EXTERNAL POWER LED shows green or amber External Battery Connection Power Port Pigtail Connector Battery 4 Connector To gt External Battery While the ventilator is connected to the external battery the internal battery is being continuously charged NOTE The External Battery Packs can only be recharged using the Pulmonetic Systems External Battery Charger The External Battery Pack must be disconnected from the LTV Series ventilator before connecting to the External Battery Charger The External Battery Pack can be fully recharged in 8 hours See the instruction sh
247. r 5 USING THE CONTROLS AND INDICATORS Ventilator Controls The following diagram shows how the front panel controls and displays are arranged This illustration shows the LTV 1000 Pressure Control ventilation Oxygen Blending O Flush 0 O Flush and Inspiratory Expiratory Hold are not available on some models Variable Control Settings Power Source Set Ventilation Characteristics Source and charge levels Display Window Alarm Messages Airway Pressure Display Monitored Data Patient Effort Variable Alarm Settings Real time airway circuit pressure Extended Features Menus Indicator Set variable alarm levels Airway Pressure cmH20 i y Controls Bret Rate Tidal Volume Breath amp Mode Selection Set Value Knob Select breath types Change control settings Select ventilation mode Navigate Extended Features Menus Button Controls Alarm Silence Reset Silence audible alarms Clear visual alarms Operator s Manual LTV Series ventilator Page 5 1 p n 10664 Rev T Setting a Control There are 5 kinds of controls on the LTV Series ventilator They are Variable Controls Controls and alarms that have front panel displays Buttons Push buttons that select an option or perform a function Set Value Knob Used to set control values and navigate extended features menus Extended Features Ventilation options that do not have front panel controls but are available through a special menu Mechanical Con
248. r Page 8 1 p n 10664 Rev T Automatic or Manual Data Display Scrolling The monitored data displays may be automatically or manually scrolled To cycle through the available monitored data automatically from a halted scan 1 Push the monitor Select button twice within 0 3 seconds 2 Pushing the Select button once while scan is active will halt scanning and the currently displayed data will remain in the display window 3 Each time you push the button once the next data item in the list will be displayed 4 To resume scan push the Select button twice The monitored data is displayed for 3 seconds in the following order Display Monitored Data Units PIP Peak Inspiratory Pressure cmH20 MAP Mean Airway Pressure cmH20 PEEP Positive End Expiratory Pressure cmH20 f Total Breath Rate Breaths Per Minute Vte Exhaled Tidal Volume Milliliters VE Minute Volume Liters l E l E Ratio Smaller unit normalized to 1 l Ecalc Calculated l E ratio based on Breath Rate and Smaller unit normalized to 1 Inspiratory Time Vcalc Calculated Peak Flow for Volume Breaths Liters Per Minute Following the displayed monitored data the Alarm Informational Messages listed below when applicable will be displayed for 3 seconds NOTE While automatic scrolling is active and when applicable the following messages will also be displayed along with the monitored data LMV OFF HIGH f OFF LPPS OFF HI PEEP OFF LMV LPPS OFF f PEEP OFF
249. r undesirable increases in patient circuit pressure when the patient circuit leak changes Audible Alarms Failure to immediately identify and correct audible alarm situations may result in serious patient injury j NPPV Non Invasive Positive Pressure Ventilation Page 1 4 LTV Series ventilator Operator s Manual p n 10664 Rev T Z N WARNING Equipment Malfunction or Failure The LTV Series ventilator has alarms to notify operators of certain conditions and to cease operating upon detecting possible danger In the event of equipment failure all ventilator operators should have an alternative method of ventilation available and be fully familiar with emergency ventilation procedures Improperly Functioning Ventilator Operation of a ventilator that does not appear to be working properly may be hazardous If the ventilator is damaged fails Ventilator Checkout tests or malfunctions in any way discontinue its use and immediately contact a certified Pulmonetic Systems service technician or Pulmonetic Systems Inc Ventilator Checkout Tests Be aware that gas is not delivered to the patient during these tests Disconnect the patient from the ventilator and ventilate the patient using an alternative method before running the Ventilator Checkout tests Ventilator Checkout and Maintenance Modes The LTV Series ventilator does not deliver gas during the Ventilator Checkout mode VENT CHECK or Ventilator Maintenance mode VENT MT
250. ration into the transducer The Oxygen Blender accepts pressurized oxygen from an external source and as directed by the control system meters the oxygen flow to meet the requirements of the current O2 setting and ventilation flow demand The O2 Pressure Transducer measures inlet pressure and is used by the blender control system to compensate the oxygen delivery for variations in oxygen inlet pressure The Sub Ambient Relief Valve allows the patient to inspire spontaneously from room air in the event of a failure of the main ventilator system The Over Pressure Relief Valve provides an independent mechanical means to limit the maximum inspiratory pressure Both of these functions are physically included in the Flow Valve Body The Airway Pressure Transducer measures pressure at the patient airway and is used for a feedback signal during the delivery of pressure breaths The transducer is autozeroed to ambient pressure and the sense lines are purged to prevent moisture migration into the transducer Page D 2 LTV Series ventilator Operator s Manual p n 10664 Rev T Appendix E EVENT TRACE The Event Trace is a list of events recorded by the ventilator These events may be normal conditions such as turning the ventilator on or off or alarm conditions such as HW FAULT or HIGH PRES e Initial occurrences of events are recorded the first time they occur after power up along with the date time and associated data if any e A second o
251. re volume control pressure control pressure support and spontaneous Spontaneous breath A breath which the patient starts and cycles Spontaneous breaths are cycled at 10 of peak flow set variable time termination or when they exceed 2 breath periods Tidal volume monitored Vte The exhaled volume quantified at the patient wye Exhaled volume is measured for all breath types Total breath rate monitored f The quantity of breaths given per minute includes all breath types Transducer A measuring device Transducers can be used to quantify flow or pressure Vcalc A monitor that displays the calculated peak flow for volume control breaths Vcalc is calculated based on the set tidal volume and the set inspiratory time VE See minute volume monitored Volume control breath A machine or assist breath where a operator set volume is delivered over a operator set time Flow is delivered in a decelerating waveform where the peak and final flows are calculated so that the final flow is 50 of the peak flow Vte See tidal volume monitored Pressure Control and Pressure Support breaths do not compensate for PEEP Delivered pressure is controlled by the Pressure Control setting and is not affected by the PEEP setting i e A Pressure Control setting of 20cmH20 and a PEEP setting of 10cmH20 results in a maximum delivered pressure of 20cmH20 Page F 4 LTV Series ventilator Operator s Man
252. res Page 6 6 LTV Series ventilator Operator s Manual p n 10664 Rev T NOTE The ventilator will not perform an Inspiratory Hold maneuver during Pressure Control Pressure Support or Spontaneous breaths If the button is held during exhalation or any non volume inspiration e The associated LED will be blinking e All buttons that are not lockable will operate normally e All buttons that are lockable will be ignored If the button is released before the inspiration is complete the display will return to INSP HOLD Once the maneuver is completed if any buttons are touched or an alarm occurs the A Pres C Static or P Plat display will be cleared After 60 seconds the display will be cleared REMARQUE Le ventilateur n effectue pas une man uvre de maintien de l inspiration au cours du contr le de pression du soutien de pression et de ventilations spontan es Lorsque le bouton est maintenu pendant l exhalation ou toute inspiration sans volume e Le LED correspondant demeure allum en continu e Tous les boutons non verrouillables fonctionnent normalement e Tous les boutons verrouillables sont ignor s Lorsque le bouton est rel ch avant la fin de l inspiration l affichage indique INSP HOLD Au terme de la man uvre l actionnement d un bouton ou le d clenchement d une alarme entra nent l effacement de l affichage A Pres ou C Static L affichage est effac e apr s 60 secondes Flow delivered
253. rie LTV avec une alarme XDCR FAULT activ e peut r sulter en mesures de d bit et de volume erron es Si cette condition se pr sente le ventilateur doit tre retir du service et vous devez imm diatement contacter votre technicien de service certifi de Pulmonetic Systems ou Pulmonetic Systems Inc NOTE Repeated or continuous XDCR FAULT alarms may indicate a problem with the ventilator that could prevent the ventilator from performing within its specifications Discontinue use of the ventilator and immediately contact a certified Pulmonetic Systems service technician REMARQUE Des alarmes XDCR FAULT r p titives ou continuelles peuvent indiquer un probl me qui pourrait emp cher le ventilateur de fonctionner l int rieur des limites sp cifi es Retirer le ventilateur du service et contactez imm diatement un technicien de service certifi de Pulmonetic Systems Page 9 26 LTVO Series ventilator Operator s Manual p n 10664 Rev T Alarm Status Messages f PEEP OFF The f PEEP OFF message is displayed when e The High Breath Rate alarm is turned off by being set to HIGH f OFF and e The High PEEP alarm is turned off by being set to HI PEEP OFF This is an informational message only The message is displayed at power up when monitored data is being scrolled automatically and when no front panel activity is detected for 60 seconds To clear the f PEEP OFF message 1 Push any front panel button or turn the Set
254. ring system shutdown e A problem is detected with the audible alarm circuitry e A problem is detected with the alarm sounder The HW FAULT alarm may occur as a result of ESD or other transient causes If the problem is temporary the alarm will automatically silence when the condition clears If the problem persists or you experience repeated HW FAULT alarms immediately contact a certified Pulmonetic Systems service technician or Pulmonetic Systems e To determine the type of hardware fault detected by the ventilator see Appendix E Event Trace When a HW FAULT alarm occurs e The HW FAULT message is flashed in the display window e The audible alarm is sounded To reset the HW FAULT alarm 1 Push the Silence Reset button twice 2 Ifthe alarm occurs again immediately contact a certified Pulmonetic Systems service technician or Pulmonetic Systems This alarm is not available in NPPV mode NOTE Repeated or continuous HW FAULT alarms may indicate a hardware failure that could prevent the ventilator from performing within its specifications Remove the ventilator from service and immediately contact a certified Pulmonetic Systems service technician or Pulmonetic Systems REMARQUE Des erreurs HW FAULT r p titives ou continuelles peuvent indiquer une panne mat rielle qui pourrait emp cher le ventilateur de fonctionner l int rieur des limites sp cifi es Retirer le ventilateur du service et contactez imm di
255. ring the entire breath cycle CPAP mode A ventilation mode where the patient triggers all breaths Available breath types are Pressure Support and Spontaneous Display window A set of 12 dot matrix displays used to show monitored data alarm messages and Extended Feature menu items EEPROM Electrically Erasable Programmable Read Only Memory Nonvolatile electronic memory that is used by the ventilator to maintain calibration data control setting and other data when power is not applied to the ventilator Event Any condition noted in the ventilator s event trace This may include both error conditions and normal operational events Exhaled tidal volume See Tidal Volume Expiratory hold A maneuver which holds the expiratory phase of a delivered breath for a duration sufficient to determine the AutoPEEP of a patient Extended features A set of ventilator controls and options that are not associated with front panel controls Extended Features are accessed through a menu shown in the display window f See Total Breath Rate monitored Flow The velocity of gas delivery to the patient quantified in Ipm Flow trigger A patient effort in which the amount of bias flow routed into the patient s lungs exceeds the Sensitivity setting A flow trigger will result in delivery of an Assist or Patient breath according to the ventilation mode l E ratio monitored The ratio of the inspiration period
256. rmes sonores L chec identifier et corriger dans l imm diat les situations d alarmes sonores peut causer des blessures au patient Page 1 8 LTV Series ventilator Operator s Manual p n 10664 Rev T Z N AVERTISSEMENT Mauvais fonctionnement ou panne de l quipement Des dispositifs lectrom caniques peuvent mal fonctionner ou subir une panne Le ventilateur de la s rie LTV a t con u avec des alarmes pour d tecter et aviser les op rateurs de certaines conditions et pour cesser d op rer en cas de conditions d op ration dangereuses En cas de panne de l quipement tous les op rateurs du ventilateur devraient avoir une forme de ventilation alternative leur disponibilit et tre pleinement familiers avec les proc dures de ventilation d urgence Ventilateurs fonctionnant de fa on inad quate L op ration d un ventilateur dont le fonctionnement semble inad quat peut repr senter un danger Si le ventilateur est endommag s il choue les tests de v rification du ventilateur ou s il fonctionne de fa on inad quate suspendez l utilisation de ce ventilateur et contactez imm diatement votre technicien de service certifi de Pulmonetic Systems Inc Tests de v rification du ventilateur Noter que le gaz n est pas transmis au patient au cours de ces tests D brancher le patient du ventilateur et ventiler le patient l aide d une forme de ventilation alternative avant de proc der aux tests de v rifica
257. rol Pressure Control optional and Pressure Support ventilation e Variable alarm settings including High Peak Pressure Low Peak Pressure Low Minute Volume Apnea High Breath Rate and High PEEP e Oxygen Blending from a High Pressure Oxygen source Low Pressure Oxygen Bleed in O Flush and O Cylinder Duration Monitoring on the LTV 1000 and Low pressure Oxygen Bleed in on the LTV 950 and 900 e Lockable front panel controls e Monitors for Breath Rate f l E Ratio MAP Minute Ventilation VE PEEP PIP and Tidal Volume Vte e Real time patient circuit pressure display with Peak Inspiratory Pressure indicator e Variable termination conditions for Pressure Support breaths including maximum inspiratory time termination and percentage of peak flow e Selectable Percentage of Peak Flow termination for Pressure Control breaths e Leak Compensation to improve triggering when a circuit leak is present e Single or dual tone output capabilities e Operation from a variety of power sources including AC power internal battery and external DC power sources Intended Use The LTV Series ventilator is a restricted medical device designed for use by adults and pediatrics weighing a minimum of 5 kg 11 lbs needing Positive Pressure ventilation delivered invasively or non invasively It is e Suitable for service in institutional homecare and transport settings as a source of continuous or intermittent ventilatory support
258. rol and window displays and with setting controls Ventilator Performance See page 15 5 Includes problems with delivered or monitored pressure volume or PEEP accuracy sensitivity and triggering Power and Battery Operation Includes problems with turning the ventilator on See page 15 14 operating from external power sources battery operation or duration and vent inops Alarms See page 15 16 Includes problems with recurring alarms Checkout Test Failures See page 15 21 Includes problems detected while performing the VENT CHECK tests Test Lung Operation See page 15 23 Includes problems encountered when operating the ventilator with a test lung The troubleshooting tables are organized by symptom then by possible causes and methods of diagnosing and resolving the problem If you do not find the symptom you are looking for under one section you may find it listed under another section or you may be able to diagnose the problem by reading sections with related symptoms For information on resolving problems that are not listed here contact Pulmonetic Systems Operator s Manual LTV Series ventilator Page 15 1 p n 10664 Rev T Displays and Buttons Some of the symptoms listed in this section are part of the normal operation of the ventilator and do not indicate any problem with the ventilator They are included here for completeness Symptoms Possible Causes What to Do Pressure Control display flashing
259. rsqu une concentration exacte d oxyg ne inspir FIO est n cessaire pour une transmission au patient il est recommand d utiliser un analyseur de niveau d oxyg ne pr cis comportant des alarmes CAUTION Oxygen Supply Contamination The accuracy of the oxygen delivery capabilities of LTV ventilators can be compromised by foreign debris contamination in the oxygen supply system To reduce the risk of airborne contaminants entering the ventilator ensure that any oxygen supply connected to the ventilator is clean properly filtered and that the ventilator s O2 Inlet Port Cap is securely installed on the O2 Inlet Port whenever the ventilator is not connected to an external oxygen supply 20 For information on using a low pressure low flow source see Low pressure O2 source in this section 21 In addition to the existing internal O Inlet filter P N 14313 an External In Line Oxygen Filter P N 14470 is available from Pulmonetic Systems Inc Page 6 18 LTV Series ventilator Operator s Manual p n 10664 Rev T O O Flush cont ATTENTION Contamination de la r serve d oxygene La pr cision de la capacit d alimentation en oxyg ne des ventilateurs LTV peut tre compromise par la pr sence de corps trangers dans le syst me d alimentation en oxyg ne Afin de diminuer le risque de pr sence d agents contaminants atmosph riques dans le ventilateur assurez vous que la r serve d oxyg ne reli e au
260. rvant la valeur PEP de l cran graphique LTV Le clinicien doit par ailleurs surveiller de fa on p riodique la valeur PEP de l cran graphique LTV L utilisation d un param tre PEP inappropri en raison d une fuite de patient peut potentiellement r sulter en un param tre inf rieur au param tre PEP prescrit ou en une augmentation ind sirable de la pression du circuit du patient lorsque la fuite du circuit du patient change Operator s Manual LTV Series ventilator Page 9 27 p n 10664 Rev T HIGH FOFF The HIGH f OFF message is displayed when e The High Breath Rate alarm is turned off by being set to HIGH f OFF and e The High PEEP alarm HIGH PEEP is turned on This is an informational message only The message is displayed at power up when monitored data is being scrolled automatically and when no front panel activity is detected for 60 seconds To clear the HIGH f OFF message 1 Push any front panel button or turn the Set Value knob LMV LPPS OFF The LMV LPPS OFF message is displayed when e The Low Minute Volume alarm is turned off by being set to dashes and e The LPP alarm is set to VC PC ONLY When this setting is selected the Low Pressure alarm applies only to Volume Control and Pressure Control breaths This is an informational message only The message is displayed at power up when monitored data is being scrolled automatically and when no front panel activity is detected for 60 seconds To clear the L
261. rvice technician HIGH PRES again Repeated High or low side sense lines Check high and low pressure sense lines DISC SENSE alarms disconnected from vent or to be sure they are correctly attached and wye High or low side sense line or elbow at patient wye loose or leaking High or low sense lines are occluded High or low sense ports in the wye are occluded securely seated at both the ventilator and wye ends Check the luer fitting connections for leaks Check the elbow connectors at the wye to be sure they have not loosened or been broken loose Verify lines are not occluded or pinched Check the exhalation drive line at both the ventilator and exhalation valve ends Verify the line is securely seated and not leaking Operator s Manual p n 10664 Rev T Circuit disconnected from patient wye or vent Exhalation valve disconnected from wye PEEP valve or peepless cap disconnected from wye Pressure Control or Pressure Support set below PEEP LTV Series ventilator Check the circuit and exhalation valve to verify the circuit is securely connected and the valve is intact Open the exhalation valve and remove the diaphragm and spring Reseat the spring and diaphragm valve and snap the peep valve or peepless valve cap back in place See page 13 10 for a diagram of correct exhalation valve assembly Verify the control values are appropriately set Page 15 17 Symptoms Poss
262. ry charging system etc or use of vehicle accessories air conditioner high current lights high power audio equipment etc could result in less than the required voltage being delivered to the ventilator generate a Power Lost alarm and switch the ventilator s power source to the internal battery Unauthorized Parts or Accessories Serious harm to the patient may result from the use of unauthorized parts or accessories Only items expressly approved by Pulmonetic Systems may be used in conjunction with the LTV Series ventilators Unapproved Adapters Only Pulmonetic Systems Accessories should be used to connect the ventilator to Patient Assist Call Systems These accessories incorporate safety features to reduce the risk of shock Do not attempt to modify these accessories in any way Patient Assist Call Connector Do not apply more than 25V rms or 32VDC to the Patient Assist Call connector Operator s Manual LTV Series ventilator Page 1 5 p n 10664 Rev T Z N WARNING Ventilator Service and Repair All servicing or repair of the LTV Series ventilator must be performed only by a service technician certified by Pulmonetic Systems Disabled Oxygen Inlet Pressure Alarms When the oxygen blending option is not installed the Oxygen Inlet Pressure Alarms are disabled Patient Circuits Pulmonetic Systems Patient Circuits Exhalation Valve Assemblies and Water Traps are shipped clean not sterile Ultra Violet Lig
263. s See page 11 8 for instructions Page 15 7 Symptoms Possible Causes What to Do Continued Delivered pressure is low PEEP is low ventilator is autocycling Delivered pressure is low Monitored pressure is low High or low side sense line or elbow at patient wye loose or leaking High or low sense lines are occluded High or low sense ports in the wye are occluded Exhalation drive line leaking or loose Exhalation valve leaking during inspiration Sense lines are reversed Leak Compensation is not on Failed autozero Failed calibration or internal problem with the ventilator Check high and low pressure sense lines to be sure they are correctly attached and securely seated at both the ventilator and wye ends Check the luer fitting connections for leaks Check the elbow connectors at the wye to be sure they have not loosened or been broken loose Verify lines are not occluded or pinched Check the exhalation drive line at both the ventilator and exhalation valve ends Verify the line is securely seated and not leaking Check the exhalation drive line at both the ventilator and exhalation valve ends Verify the line is securely seated and not leaking Verify the exhalation valve is not leaking during inspiration If it is leaking open the exhalation valve and remove the diaphragm and spring Reseat the spring and diaphragm valve and snap the peep valve back in plac
264. s Manual p n 10664 Rev T ATTENTION St rilisation du ventilateur Afin d viter des dommages irr parables au ventilateur de la s rie LTV ne tentez pas de st riliser ce dernier Produits de nettoyage Afin d viter d endommager les composants plastiques et le panneau frontal du ventilateur n utilisez pas des produits de nettoyage contenant chlorure d ammonium compos s de chlorure plus de 2 de glutarald hyde ou ph nol Immersion du ventilateur Ne pas immerger le ventilateur dans des liquides incluant les produits st rilisants Composants r utilisables du circuit du patient Pour viter la d gradation des composants r utilisables du circuit du patient ne d passez pas les limites suivantes e 50 cycles de nettoyage ou 1 an le premier des deux pr valant Autoclave vapeur e Pression 20 Ib po e Temp rature 275 F 135 C e Dur e 6 minutes Agent de st rilisation liquide e L utilisation d agents liquide contenant plus de 2 de glutarald hyde Pasteurisation e Un cycle avec d tergent l eau ti de pendant 30 minutes et l eau chaude 165 74 C pendant 30 minutes e S chage dans un s choir st rile pendant plus de 1 heure ou a 140 F 59 C Gaz ETO e Temp rature 131 F 55 C Ports de pression diff rentielle Une source de gaz d bit faible moins de 10 ppm doit tre utilis e pour le nettoyage des fluides et de d bris des ports de pression diff re
265. s Manual p n 10664 Rev T Chapter 4 VENTILATION MODES The LTV Series ventilator provides the following modes of ventilation e Control e Assist Control e SIMV Synchronized Intermittent Mandatory Ventilation e CPAP Continuous Positive Airway Pressure e Apnea Backup Ventilation e NPPV Non Invasive Positive Pressure Ventilation Each of these modes is described below Control Mode Control mode ventilation is selected when Assist Control is selected and Sensitivity is set to dashes In Control mode Volume or Pressure Controlled machine breaths are given at the rate specified by the Breath Rate setting and no triggered breaths are allowed Paw Breath Period o Pressure Control Machine Breaths Assist Control Mode Assist Control ventilation is selected when Assist Control is selected and Sensitivity is on In Assist Control mode the ventilator guarantees a minimum number of Volume or Pressure Controlled breaths are given The patient may trigger additional Volume or Pressure Controlled assist breaths J Machine f Machine Assist Machine Breath Breath Breath Breath Paw Breath Period ls i Breath Period Pressure Control Machine and Assist Breaths Operator s Manual LTV Series ventilator Page 4 1 p n 10664 Rev T SIMV Mode SIMV mode is selected when SIMV CPAP is selected and Breath Rate is set between 1 and 80 In SIMV mode machine assist
266. s Menus To enter the Extended Features menu in normal ventilation mode Push and hold the Select button for three seconds To view the next item in a menu Turn the Set Value knob clockwise To view the previous item Turn the Set Value knob counterclockwise To enter a menu item or select a setting Push the Select button To exit a menu Turn the Set Value knob until the EXIT option is displayed then push the Select button To toggle the state of an option on or off Push the Select button NOTE You cannot enter the Extended Features menu when the controls are locked REMARQUE Vous ne pouvez pas acc der au menu Fonctions avanc es lorsque le verrouillage est activ Page 10 2 LTVO Series ventilator Operator s Manual p n 10664 Rev T Alarm Operations Use the Alarm Operations menu to set up alarm conditions that are not available directly from front panel controls The menu is set up as follows ALARM OP ALARM VOL APNEA INT HP DELAY LPP ALARM HIGH f HIGH PEEP PNT ASSIST EXIT Alarm Volume Use this menu item to set the loudness of the audible alarm To modify the Alarm Volume 1 Push the Select button while ALARM VOL is displayed VOL xx dBA is displayed Turn the Set Value knob until the desired setting is displayed Push the Select button D Range 60 85 dBA at one meter NOTE Fixed Volume Alarms The volume of the Battery Empty alarm cannot be lowered For patient
267. s continuously charged 65 Pulmonetic Systems AC Adapter P N 10537 56 Pulmonetic Systems Power Cord P N 10536 Page 14 2 LTV Series ventilator Operator s Manual p n 10664 Rev T Using an External Battery Optional External Batteries Cables and Charger are available from Pulmonetic Systems The Large External Battery Pack includes a large capacity battery and hard case with a fuse and power cable and is pre wired with a locking quick connector The Small External Battery Pack includes a medium capacity battery soft bag and power cable with fuse and locking quick connector CAUTION External Battery Pack The External Battery Pack should only be connected to the LTV Series ventilators using the Pulmonetic Systems External Battery Cable PN 10802 This cable is pre wired and properly terminated to ensure safe connection of the External Battery Pack to the ventilator Release Button To avoid damaging the ventilator or the power connector push the release button on the connector before removing it from the ventilator power port or the power port pigtail connector ATTENTION Bloc piles externe Le bloc piles externe ne doit tre branch qu aux ventilateurs de la s ri l aide du c ble pour piles externes de Pulmonetic Systems N pi ce 10802 Ce c ble est pr c bl et ses terminaisons assurent une connexion s curitaire entre le bloc piles externe et le ventilateur Bouton de d clenchement Pou
268. s displayed 3 Turn the Set Value knob until the desired state is displayed 4 Push the Select button Options ON or OFF 49 Baseline flow is used for flow triggering detection and Vte calculation accumulation Page 10 12 LTVO Series ventilator Operator s Manual p n 10664 Rev T NPPV Mode Use the NPPV Mode option to enable or disable Non invasive Positive Pressure Ventilation NPPV mode When NPPV Mode is selected the NPPV Mode LED on the front panel is lit For more information on NPPV mode see Chapter 4 Ventilation Modes NPPV WARNING NPPV Mode NPPV is not a life support mode and is not suitable for patients that require life support ventilation NPPV Mode should only be used for supplemental ventilation of non life support patients NPPV Mode When operating in NPPV mode many of the standard alarms are disabled This may result in reduced ventilation accuracy should a problem occur Carefully read Chapter 4 Ventilation Modes NPPV before selecting this mode of operation AN AVERTISSEMENT Mode NPPV Le mode NPPV n est pas un mode de maintien des fonctions vitales continu et il n est pas appropri pour les patients qui ont besoin d une ventilation continue pour le maintien des fonctions vitales Le mode NPPV ne doit tre utilis que comme ventilation suppl mentaire pour les patients qui ne n cessitent pas de maintien des fonctions vitales Mode NPPV Lorsque l appareil fonctionne en mode N
269. s displayed e HI PEEP OFF is the factory set default setting 3 Turn the Set Value knob until the desired setting is displayed 4 Push the Select button Range 3 40 cmH 0 in increments of 1 HI PEEP OFF Operator s Manual LTV Series ventilator Page 10 5 p n 10664 Rev T Patient Assist Use the PNT ASSIST menu item to configure the Patient Assist port output signal to be generated for use with remote alarm systems e Allows for the changing of the patient assist alarm output signal used with remote alarm systems which in turn will allow users a means of distinguishing the high pressure alarm HIGH PRES from other alarms To select the Patient Assist output signal 1 Push the Select button while PNT ASSIST is displayed 2 NORMAL or PULSE is displayed e When NORMAL is selected the ventilator sets the Patient Assist Port output signal continuously on for all alarms and is for use with single tone remote alarm and patient assist call systems NORMAL is the factory set default setting e When PULSE is selected the ventilator sets the Patient Assist Port output signal continuous on for the HIGH PRES alarm cycles the Patient Assist output signal on off for all other alarms and is for use with dual tone remote alarm systems 3 Turn the Set Value knob until the desired setting is displayed 4 Push the Select button Range PULSE or NORMAL Exit To return to the top of the ALARM OP menu 1 Push the Select button wh
270. s ventilator Page 13 3 p n 10664 Rev T Cleaning or Replacing the O2 Inlet Filter The Os filter should be cleaned or replaced when it becomes soiled Failure to do this can affect ventilator performance CAUTION Oxygen Supply Contamination The accuracy of the oxygen delivery capabilities of LTV ventilators can be compromised by foreign debris contamination in the oxygen supply system To reduce the risk of airborne contaminants entering the ventilator ensure that any oxygen supply connected to the ventilator is clean properly filtered and that the ventilator s O Inlet Port Cap is securely installed on the Oz nlet Port whenever the ventilator is not connected to an external oxygen supply ATTENTION Contamination de la r serve d oxygene La pr cision de la capacit d alimentation en oxyg ne des ventilateurs LTV peut tre compromise par la pr sence de corps trangers dans le syst me d alimentation en oxyg ne Afin de diminuer le risque de pr sence d agents contaminants atmosph riques dans le ventilateur assurez vous que la r serve d oxyg ne reli e au ventilateur est propre et filtr e de mani re ad quate et que le bouchon de l orifice d alimentation en oxyg ne est correctement install a chaque fois que le ventilateur n est pas reli une source d oxyg ne externe To clean or replace the O Inlet Filter 1 If a high pressure O source is being used disconnect the high pressure O hose from
271. safety this alarm always sounds at full volume If the battery depletes to point that the ventilator goes INOP the Vent INOP audible alarm sounds at maximum volume for a minimum of 5 minutes The Vent INOP audible alarm is capacitor driven and the volume is therefore not user modifiable REMARQUE Alarmes volume fixe Le volume de l alarme de batterie faible ne peut tre r duit Pour la s curit des patients le volume de cette alarme est toujours fort Si la batterie est suffisamment d charg e pour que le voyant INOP du ventilateur s active l alarme sonore Vent INOP op rera a son maximum de volume pendant 5 minutes au moins L alarme sonore Vent INOP est contr l e par un condensateur et son volume ne peut donc pas tre modifi par l utilisateur Operator s Manual LTV Series ventilator Page 10 3 p n 10664 Rev T Apnea Interval Use this menu item to establish the apnea interval The apnea interval is the maximum time allowed between the beginning of one breath and the beginning of the next breath To modify the Apnea Interval 1 Push the Select button while APNEA INT is displayed APNEA xx sec is displayed Turn the Set Value knob until the desired setting is displayed Push the Select button D Range 10 60 sec High Pressure Alarm Delay Use this menu item to select immediate or delayed audible notification for High Pressure Alarms When NO DELAY is selected the audible alarm is sounded for
272. se the O Cylinder Duration option to calculate the approximate remaining usable time in hours and minutes of an external O cylinder e To obtain an accurate duration time estimate the current cylinder pressure must be entered prior to each calculation Z N WARNING O Cylinder Duration Information The accuracy of the displayed useable amount of oxygen remaining in an external O cylinder 02 DUR hh mm is dependant on the precision of the pressure gauge used on the O cylinder and the accuracy of the information provided by the operator in the O2 CYL DUR menu settings The calculated displayed useable amount of oxygen information is to be used for reference purposes only Ventilation Variables and O Consumption Variations in the patient s minute ventilation l E ratio and or ventilator setting changes or equipment status i e circuit leaks affect the consumption rate of oxygen When warranted by a patients condition it is recommended that a back up cylinder or alternative source of oxygen be available at all times Z N AVERTISSEMENT Informations sur la dur e d utilisation restante de la bouteille d oxyg ne La pr cision de l affichage de la quantit d oxyg ne utilisable restante dans une bouteille d oxyg ne externe 02 DUR HH MM d pend de la pr cision de la jauge de pression utilis e sur la bouteille et de l exactitude des informations fournies par l op rateur dans les param tres du menu DUREE CYL O2 Les informations
273. t Care of Bacterial Filters If bacterial filters are used in conjunction with the LTV Series ventilator comply with all procedures as specified by the filter manufacturer ATTENTION Conduites de d tection N enlevez pas les conduites de d tection qui se trouvent sur les divisions en Y du circuit du patient Entretien de la soupape d expiration La soupape d expiration est une pi ce fragile et peut tre endommag e si e Des pr cautions ne sont pas prises lors de sa manipulation ou de son nettoyage e Des instruments de nettoyage ou des corps trangers sont ins r s dans celle ci e Des pistolets de gaz haute pression sont utilis s pour l ass cher Entretien des filtres bact riens Les filtres bact riens ne devraient pas tre immerg s dans un liquide Un autoclave vapeur devrait tre utilis pour le nettoyage des filtres bact riens Page 13 6 LTV Series ventilator Operator s Manual p n 10664 Rev T To clean the exhalation valve sense line s wye and reusable patient circuit For purposes of cleaning the patient circuit with exhalation valve and all accessories must be detached from the ventilator 1 Disassemble the exhalation valve as shown and remove the diaphragm and compression spring If using a patient circuit with a PEEP valve remove the exhalation valve retainer collar rotate and pull the PEEP valve assembly off the exhalation valve body USE CAUTION The diaphragm and spring may
274. t du circuit respiratoire du patient v rification de ventilation doit tre v rifi e en mode VENT CHECK avant le raccordement au patient En outre on doit utiliser le mode Ventilator Checkout v rification du ventilateur afin de s assurer du fonctionnement ad quat de l alarme des affichages et des commandes du ventilateur Le d faut de v rifier l tanch it du circuit respiratoire du patient avant le raccordement un patient peut tre nocif pour le patient ou provoquer une ventilation inefficace Lorsqu un humidificateur chauffant est employ il convient de l inclure dans le circuit en proc dant la v rification de l tanch it Alarmes ajustables et critiques Afin d assurer l op ration s curitaire des ventilateurs de la s rie LTV toutes les alarmes ajustables doivent tre r gl es avant l op ration De plus toutes les alarmes critiques par exemple alarme de basse pression doivent tre inspect es avant de laisser le patient seul V rification du fonctionnement des alarmes Toutes les alarmes sonores et visuelles doivent tre v rifi es quotidiennement Si une des alarmes fonctionne de fa on inad quate contactez votre technicien de service certifi de Pulmonetic Systems ou Pulmonetic Systems Inc Surveillance du patient Un personnel qualifi doit constamment surveiller les patients qui sont reli s un ventilateur Le personnel doit tre en mesure de s occuper des d fectuosit s de fonctionne
275. t depleted Connect the ventilator to an external power source immediately Battery run time When the battery reaches the BAT LOW level the ventilator will only run for approximately 10 minutes before generating a battery empty alarm BAT EMPTY The approximate time shown is based on tests using the nominal settings a new battery and a full 8 hour charge cycle as specified in Appendix A Ventilator Specifications Actual run time may be more or less depending on ventilator settings patient demand and battery age or condition It is highly recommended that an alternate power source is connected PRIOR to the ventilator reaching the BAT EMPTY alarm condition to ensure continuous uninterrupted patient ventilation INOP Alarm If an INOP alarm occurs during operation ventilate the patient using an alternative method disconnect the ventilator and immediately contact a certified Pulmonetic Systems service technician or Pulmonetic Systems Inc NO CAL Condition Operation of the LTV Series ventilator under a NO CAL condition may result in inaccurate pressure and volume measurements Should this condition occur disconnect the patient from the ventilator provide an alternative method of ventilation and immediately contact a certified Pulmonetic Systems service technician or Pulmonetic Systems Inc XDCR FAULT Alarm Continued operation of the LTV Series ventilator with an activated XDCR FAULT alarm may result in inaccurate flow and vol
276. t g n rer des niveaux de tension vari s sur certains mod les la prise ne fonctionne que si le moteur est en marche V rifier la source d alimentation utilis e par le ventilateur indiqu e par la DEL EXTERNAL POWER du ventilateur Operator s Manual LTV Series ventilator Page 14 7 p n 10664 Rev T CAUTION Release Button To avoid damaging the ventilator or the power connector push the release button on the connector before removing it from the ventilator power port or the power port pigtail connector ATTENTION Bouton de d clenchement Pour viter d endommager le ventilateur ou le connecteur d alimentation appuyer sur le bouton de d clenchement situ sur le connecteur avant de le retirer du port d alimentation du ventilateur ou du raccord de queue de cochon du port d alimentation To run the ventilator from an automobile cigarette lighter 1 With the ventilator NOT connected to the outlet start the automobile 2 Connect the Automobile Cigarette Lighter Adapter to the automobile cigarette lighter or power outlet on the vehicle and verify the LED on the adapter shows green e Do not use a DC extension cord between the automobile cigarette lighter adapter and the automobile cigarette lighter or power outlet port CLLLET a Ey s n H Q Li LED is s Green When Connected 4 Ce aI TTT TT 3 Attach the power connector of the adapter to the ventilator External Power Connection
277. tales Le mode NPPV ne doit tre utilis que comme ventilation suppl mentaire pour les patients qui ne n cessitent pas de maintien des fonctions vitales Mode NPPV Lorsque l appareil fonctionne en mode NPPV bon nombre des alarmes standards sont d sactiv es Par cons quent si un probl me survient la pr cision de la ventilation pourrait diminuer Assurez vous de lire attentivement le chapitre 4 Types de respiration et modes de ventilation mode NPPV avant de choisir ce mode de fonctionnement 11 Non Invasive Positive Pressure Operator s Manual LTV Series ventilator Page 4 5 p n 10664 Rev T Volume Pressure Ventilation The LTV Series ventilator offers both Volume and Pressure ventilation When Volume is selected all machine and assist breaths are Volume Control breaths Breaths are given according to the Tidal Volume and Inspiratory Time controls For more information on Volume Control breaths see Chapter 6 Controls Tidal Volume When Pressure is selected all machine and assist breaths are Pressure Control breaths Breaths are given according to the Pressure Control and Inspiratory Time controls For more information on Pressure Control breaths see Chapter 6 Controls Pressure Control Bias Flow The LTV Series ventilator provides a constant bias flow of 10 Lpm during exhalation to assist with patient triggering Page 4 6 LTV Series ventilator Operator s Manual p n 10664 Rev T Chapte
278. taneous breaths are terminated when the flow based on patient demand decreases to 10 of the maximum flow delivered during the breath or below 3 Lpm Breath Types Breaths are defined by how they are initiated limited and cycled The breath types are Machine Assist and Patient Machine Assist Patient Initiated By Ventilator Patient Patient Limited By Ventilator Ventilator Ventilator Cycled By Ventilator Ventilator Patient Breaths may be given in any of the following forms Volume Control Pressure Control Pressure Support and Spontaneous These breaths are given as described in the sections below In addition the following parameters apply to all breaths e The Minimum Inspiratory Time is 300 ms e The Minimum Exhalation Time is 346 ms e When patient triggers are enabled triggers are detected during exhalation after the Minimum Exhalation Time has expired Pressure Support or Spontaneous Operator s Manual LTV Series ventilator Page 3 1 p n 10664 Rev T Volume Control Breaths For Volume Control breaths the set Tidal Volume is delivered over the set Inspiratory Time and flow is delivered in a decelerating taper flow waveform Peak flow is calculated based on the Tidal Volume and Inspiratory Time and the final flow is 50 of the peak flow Volume breaths may be machine or assist type breaths _ Flow delivered in Breath cycles at Peak Flo 50 of taper waveform setinsp Time i Vcalc Peak Flow
279. te NPPV Mode ON means no audible Low Pressure ON Or OFF By Date or LMV alarms Page 12 10 LTV Series ventilator Operator s Manual p n 10664 Rev T Chapter 13 CLEANING DISINFECTING AND STERILIZING Cleaning the Ventilator All ventilator external surfaces should be cleaned before and after each patient use and as may be required To clean the ventilator 1 Wipe the exterior surfaces of the ventilator with a clean damp cloth The use of an anti bacterial cleaning solution is recommended Be sure to wipe away any residual cleaner CAUTION Ventilator Sterilization To avoid irreparable damage to the LTV Series ventilator do not attempt to sterilize it Cleaning Agents To avoid damaging the ventilator s plastic components and front panel do not use cleaning agents containing ammonium chloride other chloride compounds more than 2 glutaraldehyde phenols or abrasive cleaners Ventilator Immersion Do not immerse the ventilator in liquids Exhalation Valve Cleaning Do not pour or spray liquid cleaners into the exhalation valve Front Panel Cleaning Do not pour or spray liquid cleaners onto the front panel ATTENTION St rilisation du ventilateur Afin d viter des dommages irr parables au ventilateur de la s rie LTV ne tentez pas de st riliser ce dernier Produits de nettoyage Afin d viter d endommager les composants plastiques et le panneau frontal du venti
280. ted a high pressure oxygen source is expected and oxygen blending is done within the ventilator The ventilator expects an oxygen source with a pressure of 40 80 PSIG The O percent delivered to the patient is determined by the O O Flush setting on the ventilator front panel To toggle the state of the Low Pressure O Source 1 Push the Low Pressure O Source button e While the Low Pressure O Source is selected the associated LED will be on While Low Pressure O Source is on e The O Inlet Pressure Low alarm is inactive e The O Pressure High alarm is set to activate at gt 10 PSIG e The O O Flush display will display dimmed dashes and O cannot be set e Oxygen inlet flow must be set to obtain the desired oxygen percentage N WARNING Inspired Oxygen FIO Concentration If the patient has a variable respiratory rate his her minute ventilation will fluctuate If exact concentrations of inspired oxygen FIO are required to be delivered to the patient it is recommended that an accurate oxygen analyzer with alarms be used Z N AVERTISSEMENT Concentration d oxyg ne inspir FIO2 Si la fr quence respiratoire du patient est variable sa ventilation minute va fluctuer Lorsqu une concentration exacte d oxyg ne inspir FIO est n cessaire pour une transmission au patient il est recommand d utiliser un analyseur de niveau d oxyg ne pr cis comportant des alarmes 19 The Automatic Hig
281. ter for more information Operator s Manual LTV Series ventilator Page 6 19 p n 10664 Rev T On Standby This button switches the LTV Series ventilator between Standby and On When the ventilator is on the On Standby LED will be on The ventilator will operate on external power if it is available or internal battery if there is no external power or the external power source is depleted The internal battery will be charged from the external power source while the ventilator is operating on external power When the ventilator is in Standby the On Standby LED will be off however the internal battery will continue to charge To turn the ventilator on from the Standby state 1 Push the On Standby button To put the ventilator into Standby 1 Push and hold the On Standby button for 3 seconds 2 An nop alarm will occur To cancel the Inop alarm push the Silence Reset button e For ventilators with an audio sound symbol on the back panel label verify a confirming audible chirp occurs after the alarm is silenced 3 The VENT INOP LED will remain lit for a minimum of 5 minutes Page 6 20 LTVO Series ventilator Operator s Manual p n 10664 Rev T PEEP Valve The PEEP Valve establishes the Positive End Expiratory Pressure The PEEP Valve is located on the exhalation valve assembly PEEP should be set according to a physician s direction To set the PEEP Valve 1 Use the Select button to display the PEEP
282. the internal battery e The audible alarm is sounded e After 60 seconds the displays are turned off to conserve battery power To reset the POWER LOST alarm 1 Push the Silence Reset button twice 4 To turn the displays on push any button or turn the Set Value knob Page 9 22 LTV Series ventilator Operator s Manual p n 10664 Rev T POWER LOW When the ventilator is operating on external power and the voltage drops to the low level the POWER LOW alarm is generated When a POWER LOW alarm occurs e The POWER LOW message is flashed in the display window e The External Power LED is displayed amber e The audible alarm is sounded To reset the POWER LOW alarm 1 Push the Silence Reset button twice This alarm is not available in NPPV mode Operator s Manual LTV Series ventilator Page 9 23 p n 10664 Rev T REMOVE PTNT When the ventilator is powered up in the Ventilator Checkout or Ventilator Maintenance modes the REMOVE PTNT alarm is generated to remind you to remove the patient from the ventilator before proceeding Use the Ventilator Checkout mode to check for correct operation of the displays and controls and to check the patient circuit for leaks Ventilator Maintenance mode is used by technical personnel to perform maintenance or calibration Z N WARNING Ventilator Checkout and Maintenance Modes The LTV Series ventilator does not deliver gas during the Ventilator Checkout mode VENT CHE
283. the upper hole in the boot and requires the use of the 1 4 mounting screw e On current version ventilators the screw hole will align with the lower hole in the boot and requires the use of the 3 8 mounting screw A AVERTISSEMENT Emplacement des vis d installation d un gaine sp cifique Une patte de la gaine protectrice sup rieure poss de un trou de vis suppl mentaire le plus loign de l extr mit de la patte e Sur les anciennes versions des ventilateurs le trou de la vis s alignera au trou sup rieur de la gaine et vous devez utiliser une vis de montage de 1 4 e Sur la version actuelle des ventilateurs le trou de la vis s alignera au trou inf rieur de la gaine et vous devez utiliser une vis de montage de 3 8 85 Refer to page C 9 for information concerning the appropriate accessories mounting screws or accessories replacement screws location type and length to use when removing or exchanging external accessories on an LTV Series ventilator Page C 6 LTV Series ventilator Operator s Manual p n 10664 Rev T Warning Upper Hole Earlier Version Lower Hole Current Version e item 4 40 X 1 4 Flat head mounting screw 1 P N 10430 e Item Finish Washers 8 P N 10191 e item 4 40 X 1 2 Flat head mounting screws 6 P N 10338 e Item O 4 40 X 3 8 Flat head mounting screws 2 P N 10474 5 Insert and thread two 4 40 X 1 2 flat head mounting screws O w
284. tilator is using by checking the EXTERNAL POWER LED on the ventilator ATTENTION Allume cigare et prises de courant L allume cigare et les prises de courant sont habituellement cabl s de fa on obtenir un contact central positif et un contact du manchon la terre Le branchement du ventilateur dans une prise qui n est pas c bl e ad quatement aura pour effet de faire sauter le fusible de l adaptateur et pourrait endommager l adaptateur ou le ventilateur Puissance nominale des prises d allume cigare Le branchement d un ventilateur une prise d allume cigare qui ne poss de pas la tension suffisante moins de 20 amp res peut faire griller un fusible de l automobile causant ainsi l arr t du ventilateur et ventuellement celui d autres accessoires de l automobile Adaptateur pour allume cigare Ne faites pas fonctionner le ventilateur l aide de l adaptateur pour allume cigare lorsque vous d marrez le v hicule ou lorsque vous faites une connexion provisoire de la batterie d un v hicule Vous pourriez ainsi endommager le ventilateur Embout adaptateur pour allume cigarette d automobile Apr s l utilisation d brancher l adaptateur pour allume cigarette d automobile avec pr caution car son embout peut tre chaud Prise d allume cigare d automobile Selon la condition de la batterie de l automobile si le moteur est coup d marr ou est en marche les prises d allume cigare d une automobile peu
285. tion du ventilateur Modes V rification et Entretien du ventilateur Le ventilateur de la s rie LTV ne transmet pas le m lange de gaz en mode V rification du ventilateur VENT CHECK ou en mode Entretien du ventilateur VENT MTNCE il ne devrait donc pas tre utilis pour ventiler un patient durant l ex cution de ces tests Concentration d oxyg ne inspir FIO2 Si la fr quence respiratoire du patient est variable sa ventilation minute va fluctuer Lorsqu une concentration exacte d oxyg ne inspir FIO2 est n cessaire pour une transmission au patient il est recommand d utiliser un analyseur de niveau d oxyg ne2 pr cis comportant des alarmes Informations sur la dur e d utilisation restante de la bouteille d oxyg ne La pr cision de l affichage de la quantit d oxyg ne utilisable restante dans une bouteille d oxyg ne externe 02 DUR hh mm d pend de la pr cision de la jauge de pression utilis e sur la bouteille et de l exactitude des informations fournies par l op rateur dans les param tres du menu DUREE CYL O2 Les informations calcul es et affich es sur la quantit d oxyg ne utilisable ne doivent tre utilis es qu titre indicatif Variables de ventilation et consommation d oxyg ne Les variations dans la ventilation par minute du patient et dans le rapport inspiration expiration la modification des param tres ou l tat du mat riel fuite dans le circuit par exemple modifient le taux de c
286. tion externe les situations d urgence ou les transports de courte dur e La dur e pendant laquelle le ventilateur fonctionnera sur l alimentation interne d pend de plusieurs facteurs tels la configuration le niveau de la charge et la condition ou l ge de la batterie l utilisation de la batterie interne pour l op ration normale n est donc pas recommand e Operator s Manual LTV Series ventilator Page 14 1 p n 10664 Rev T Using the AC Adapter To run the ventilator from the Pulmonetic Systems AC Power Adapter 1 Attach the power connector from the AC Adapter to the ventilator as shown here AC Adapter connection Adapter Connector To AC Adapter N 2 Connect the proper AC power cable 110V or 220V plug to the AC Power Adapter 3 Connect the 110V or 220V power cable to a suitable power source Verify the EXTERNAL POWER LED shows green or amber CAUTION Release Button To avoid damaging the ventilator or the power connector push the release button on the connector before removing it from the ventilator power port or the power port pigtail connector ATTENTION Bouton de d clenchement Pour viter d endommager le ventilateur ou le connecteur d alimentation appuyer sur le bouton de d clenchement situ sur le connecteur avant de le retirer du port d alimentation du ventilateur ou du raccord de queue de cochon du port d alimentation While the ventilator is plugged in the internal battery i
287. tion valve ends Verify the line is securely seated and not leaking Verify the exhalation valve is not leaking during inspiration If it is leaking open the exhalation valve and remove the diaphragm and spring Reseat the spring and diaphragm valve and snap the peep valve back in place See page 13 10 for a diagram of correct exhalation valve assembly If necessary replace the exhalation diaphragm PEEP spring or exhalation valve with a new one The sense lines are not designed to be removed from either the wye or the luer fittings If the sense lines have been removed and replaced incorrectly they may not seal correctly when replaced Replace the patient wye and sense lines with a known good assembly Verify that the Leak Compensation extended features option is set to On default setting is on See page 10 12 for instructions Perform an autozero under XDCR ZERO See page 10 23 for more information Immediately contact a certified Pulmonetic Systems service technician Delivered volume is half the set volume VHome setting does not match flow valve Immediately contact a certified Pulmonetic Systems service technician Delivered pressure is low PEEP is low ventilator is autocycling Delivered pressure is low Monitored pressure is low Operator s Manual p n 10664 Rev T Circuit leak LTV Series ventilator Run a leak test and reseat or replace the leaking parts or connection
288. tiquement plat Branchez imm diatement le ventilateur une source d alimentation externe Alarme INOP Si une alarme INOP survient au cours de l op ration ventilez le patient l aide de la m thode alternative retirez imm diatement le ventilateur du service et contactez imm diatement votre technicien de service certifi de Pulmonetic Systems ou Pulmonetic Systems Inc Condition NO CAL L op ration continue du ventilateur de la s rie LTV sous condition NO CAL peut r sulter en mesures de pression et de volume erron es Si cette condition se pr sente le ventilateur doit tre retir du service et vous devez imm diatement contacter votre technicien de service certifi de Pulmonetic Systems ou Pulmonetic Systems Inc Alarme XDCR FAULT L op ration continue du ventilateur de la s rie LTV avec une alarme XDCR FAULT activ e peut r sulter en mesures de d bit et de volume erron es Si cette condition se pr sente le ventilateur doit tre retir du service et vous devez imm diatement contacter votre technicien de service certifi de Pulmonetic Systems ou Pulmonetic Systems Inc Blessures personnelles et chocs lectriques L op ration d un ventilateur de la s rie LTV alors que ses panneaux sont enlev s peut causer un choc lectrique au patient ou a l op rateur Tout entretien doit tre effectu par un technicien de service certifi de Pulmonetic Systems Mode NPPV Le mode NPPV n est pas un mode de mainti
289. to Do Ventilator is Sense lines are The sense lines are not designed to be removed autocycling reversed from either the wye or the luer fittings If the monitored volumes are very small RT XDCR DATA item FTx shows negative flows during exhalation and positive flows during inspiration sense lines have been removed and replaced incorrectly they may not seal correctly when replaced Replace the patient wye and sense lines with a known good assembly Ventilator won t allow patient to exhale Diaphragm installed backwards or incorrectly seated in exhalation valve Sense lines occluded or pinched Internal problem with the ventilator Open the exhalation valve and remove the diaphragm and spring Reseat the spring and diaphragm valve and snap the peep valve or peepless valve cap back in place See page 13 10 for a diagram of correct exhalation valve assembly Check high and low pressure sense lines to be sure they are correctly attached and securely seated at both the ventilator and wye ends Verify lines are not occluded or pinched Immediately contact a certified Pulmonetic Systems service technician Failed calibration or internal problem with the ventilator Set pressure not reached and turbine is humming Turbine sounds like inspiration even during exhalation Immediately contact a certified Pulmonetic Systems service technician Monitored volume is Very small ET tube
290. to the expiration period for a breath The lesser value is normalized to 1 l E ratio calculated Calculated Inspiratory Expiratory ratio based upon the Inspiratory Time setting and the Breath Rate setting Inspiratory hold A maneuver which holds the inspiratory phase of a volume delivered breath for a duration sufficient to determine A Pres pressure and static lung compliance of the patient L Liters Leak compensation Leak Compensation improves triggering when a circuit leak is present LED Light Emitting Diode An indicator that is illuminated on the front panel Ipm Liters Per Minute Flow rate Machine breath Page F 2 A volume or pressure breath that is started by the operator or the ventilator and is controlled and cycled by the ventilator Machine Breaths may occur in Control and Assist Control modes The operator may cause a machine breath in any mode using the Manual Breath Button LTV Series ventilator Operator s Manual p n 10664 Rev T TERM Manual breath DEFINITION A Machine Breath initiated by the operator pushing the Manual Breath Button MAP Mean Airway Pressure Mean airway pressure monitored Minimum exhalation time The average airway pressure over a series of breaths The minimum time required for exhalation is 346 msec Control settings are limited to ensure the Minimum Exhalation Time is provided Breaths may not be triggered during the Minimum Exh
291. to verify the opening is not blocked Internal problem with the ventilator Immediately contact a certified Pulmonetic Systems service technician Alarm Test Confirming audible chirp does not Ventilator back panel label does not contain an audio sound symbol gt This is normal Ventilators that do not have an audio sound symbol on the back panel label do not contain the confirming sound audible chirp feature Audible alarm did not sound Repeat the Alarm Test and allow audible long enough before test alarm to sound for at least 2 seconds was terminated before pushing the Select button See Chapter 11 Alarm Test for instructions Internal problem with the Immediately contact a certified Pulmonetic ventilator Systems service technician Display Test Internal problem with the Immediately contact a certified Pulmonetic A display or LED fails to light ventilator Systems service technician Control Test Correct message is not displayed when rotary switch is turned or incorrect message is displayed Internal problem with the ventilator Immediately contact a certified Pulmonetic Systems service technician a Only applicable on ventilators with an audio sound symbol o on the back panel label Operator s Manual p n 10664 Rev T LTV Series ventilator Page 15 21 Symptoms Possible Causes What to Do Control Test Volume
292. trols Controls are limited Internal problem with the ventilator A control s value may be limited by the current settings of other controls To change the value of the current control change the value of the flashing controls See page 5 6 for an explanation of Control Limiting Do a control test see page 11 6 for instructions If the control does not operate immediately contact a certified Pulmonetic Systems service technician Operator s Manual LTVO Series ventilator Page 15 3 p n 10664 Rev T Symptoms Possible Causes What to Do Can t unlock the Hard unlock method Two unlock methods are available on the LTV controls selected under CTRL Series ventilator See pages 5 7 and 10 15 for UNLOCK an explanation of CTRL UNLOCK To unlock in EASY mode push the Control Lock button To unlock in HARD mode push and hold the Control Lock button for 3 seconds Volume Pressure Wrong model selected Immediately contact a certified Pulmonetic Mode button does not in maintenance mode Systems service technician operate both LEDs are off Pressure Control Wrong model selected Immediately contact a certified Pulmonetic button does not in maintenance mode Systems service technician operate associated display is off O O Flush Wrong model selected Immediately contact a certified Pulmonetic button does not in maintenance mode Systems service technician oper
293. trols Controls such as PEEP that are set by mechanical means The following sections describe how to set each kind of control Variable Controls To set a variable control 1 Select the control by pushing the associated button The display for the selected control will be displayed at normal brightness but the remaining control displays will dim 2 Change the control value by rotating the Set Value Knob Rotate clockwise to increase and counter clockwise to decrease the value Turning the control knob slowly will change the setting by a small increment Turning the control knob more quickly will change the setting by a larger increment 3 Deselect the control by e Waiting 5 seconds or e Pushing the selected button again or e Selecting another control or e Pushing the Control Lock button When the control is deselected all displays will return to their normal brightness The new control value goes into effect as soon as the control is deselected Page 5 2 LTVO Series ventilator Operator s Manual p n 10664 Rev T Buttons Button controls do one of three things e Turn a feature on or off such as Control Lock e Toggle between two features such as Volume or Pressure ventilation e Perform a function such as Manual Breath Push the button to activate the feature or change the feature state A green LED next to the button indicates when a feature is on For Mode buttons there is a second confirmation push r
294. tterie interne en tant que proc dure d exploitation normale La batterie interne doit tre r serv e aux situations d urgence seulement ou pour de courtes p riodes de temps pendant le transfert entre des sources d alimentation externes 2 Push the On Standby button and the ventilator will commence operation e The On Standby LED is lit e The Power On Self Tests POST are performed e The front panel displays light up e The audible alarm activates for 1 second to be verified by operator e A confirming audible chirp sounds to be verified by operator e POST messages CPU SRAM INT VECTOR ROM CRC and EEPROM are flashed in the message window Power On Self Tests A set of self tests the ventilator performs when turned on to verify the operational integrity of the Processor Displays Audible Alarm Confirming Audible Chirp SRAM Program Memory and EEPROM some tests require operator visual and or audible verification Only on ventilators with an audio sound symbol 2 on the back panel label Operator s Manual LTV Series ventilator Page 12 1 p n 10664 Rev T To Turn the Ventilator On cont If the Power On Self Tests are passed successfully the ventilator starts operation using the stored control settings with the following exceptions e To prevent nuisance alarms the LOW MIN VOL alarm Low Minute Volume is suspended for the first 20 seconds and the HIGH f alarm High Breath Rate
295. ttings Vcalc is included in the list of monitored values when Volume ventilation is selected and is not included when pressure ventilation is selected Vcalc is automatically displayed when Tidal Volume or Inspiratory Time is selected for change When both controls are deselected the previously displayed monitored data will be restored to the display window 37 Vcalc is only displayed while Inspiratory Time is selected if Volume Mode is selected Vcalc is displayed any time Tidal Volume is selected regardless of the current ventilation mode Page 8 4 LTV Series ventilator Operator s Manual p n 10664 Rev T Chapter 9 VENTILATOR ALARMS When conditions requiring immediate operator interaction are detected by the LTV Series ventilator an alarm is generated Some alarms can reset themselves for instance a high pressure alarm that is caused by a cough Other alarms require some action from the operator and the audible and visual alarms will continue until the problem is corrected When an alarm occurs e A flashing alarm message appears in the display window e An audible alarm sounds e Any associated control displays flash e Depending on the alarm other actions may be taken such as terminating an inspiration or opening the exhalation valve When an alarm condition clears e The audible alarm is silenced e The alarm message continues to flash in the display window e Any associated control displays continue to flash
296. tton while PC FLOW TERM is displayed 2 4 Push the Select button Options ON or OFF Operator s Manual p n 10664 Rev T PC FLOW ON or PC FLOW OFF is displayed 3 Turn the Set Value knob until the desired state is displayed LTVO Series ventilator Page 10 11 Leak Compensation Use the Leak Compensation option to enable or disable tracking of the baseline flow to improve triggering when a circuit leak is present When Leak Compensation is on the system is gradually adjusted to maintain set sensitivity if the leak is stable and there is no autocycling e If a leak is unstable during exhalation it will not be detected and will not be compensated for e Leak Compensation can compensate for a maximum patient circuit leak of 6 Lpm If autocycling is occurring it can be manually eliminated as follows 1 Set sensitivity to OFF see Chapter 6 Sensitivity or higher than the leak amount see Chapter 10 Real Time Transducers LEAK xx xx Lpm 2 Set Leak Compensation to LEAK COMP ON see instructions below 3 Wait for a period of 10 15 breaths 4 Reset sensitivity to desired level see Chapter 6 Sensitivity Leak Sensitivity Recognize Recognize Recognize Compensated Setting Trigger Trigger X Trigger N Leak Comp Leak Comp Off i On Leak Compensation Off to On To modify the Leak Compensation setting 1 Push the Select button while LEAK COMP is displayed 2 LEAK COMP ON or LEAK COMP OFF i
297. ual p n 10664 Rev T Appendix G INDEX A AC Adapter 14 2 AC Power Source 14 2 Active Alarm 6 30 Airway Pressure Display See Displays Airway Pressure ALARM 11 3 15 21 Alarm Clearing 6 30 ALARM OP 10 3 Alarm Operations 10 3 Alarm Silencing 6 30 Alarm Status Messages f PEEP OFF 9 27 HI PEEP OFF 9 27 LMV LPPS OFF 9 28 LMV OFF 9 28 LOCKED 9 29 LPPS OFF 9 29 WARMUP xx 9 30 Alarm Test 11 3 15 21 ALARM VOL 10 3 15 21 Alarm Volume 10 3 15 21 Alarms APNEA 4 2 4 3 9 2 10 4 APNEA xx bpm 4 2 4 3 9 2 BAT EMPTY 9 3 BAT LOW 9 5 DEFAULTS 9 7 15 19 DEFAULTS SET 9 9 DISC SENSE 9 10 15 17 15 18 HIGH f 9 11 HIGH O2 PRES 9 12 15 2 HIGH PEEP 9 13 HIGH PRES 6 4 9 14 10 4 15 2 15 16 HW FAULT 9 16 13 2 15 18 INOP 9 17 LOCKED 5 7 LOW MIN VOL 6 11 9 18 15 2 LOW O2 PRES 9 19 15 2 LOW PRES 6 12 9 20 10 4 15 2 NO CAL 8 1 9 21 NO CAL DATA 9 21 15 18 POWER LOST 1 5 9 22 14 6 POWER LOW 9 23 REMOVE PTNT 9 24 RESET 9 25 15 18 XDCR FAULT 9 26 15 18 Apnea 4 2 4 3 9 2 Apnea Backup 4 2 4 3 4 4 9 2 Apnea Backup Rate 4 4 APNEA INT 10 4 Apnea Interval 4 4 10 4 Operator s Manual p n 10664 Rev T APNEA xx bpm 4 2 4 3 9 2 Assist Control Mode 4 1 Assist Control SIMV CPAP Mode 6 1 Audible Alarm Test 11 3 Audible Alarm Volume 10 3 Autocycling 15 5 Automatic High O Switch Over 6 13 9 12
298. ual LTV Series ventilator Page 1 11 p n 10664 Rev T Cautions CAUTION Ventilator Sterilization To avoid irreparable damage to the LTV Series ventilator do not attempt to sterilize it Cleaning Agents To avoid damaging the ventilator s plastic components and front panel do not use cleaning agents containing ammonium chloride other chloride compounds more than 2 glutaraldehyde phenols or abrasive cleaners Ventilator Immersion Do not immerse the ventilator in liquids Reusable Patient Circuit Components To avoid degradation of the reusable patient circuit components do not exceed the following constraints e 50 cleaning cycles or 1 year whichever comes first Steam Autoclave e Pressure 20 PSIG e Temperature 275 F 135 C e Time 6 minutes Liquid Sterilizing Agent e The use of liquid agents containing more than 2 glutaraldehyde Pasteurization e A 30 minute warm water detergent and a 30 minute 165 F 74 C hot water cycle e Drying in a sterile drier for more than 1 hour or 140 F 59 C Gas ETO e Temperature 131 F 55 C Differential Pressure Ports A low pressure air nozzle with flow less than 10 liters per minute should be used for cleaning the differential pressure ports Exhalation Valve Cleaning Do not pour or spray liquid cleaners into the exhalation valve Patient Wye Installation After cleaning install the patient wye in the patient circuit so the proximal sens
299. uirements to guarantee proper function of the device External Battery Pack The External Battery Pack should only be connected to the LTV Series ventilator using the Pulmonetic Systems External Battery Cable PN 10802 This cable is pre wired and properly terminated to ensure safe connection of the External Battery Pack to the ventilator Electrical Grounding In the event of a loss of electrical protective ground touching the ventilator could result in electrical shock To ensure grounding and avoid this danger use only the unmodified power cord originally supplied with the LTV Series ventilator maintained in good condition and connected to a properly wired and grounded electrical power outlet Do not cover the ventilator To avoid damage to the ventilator do not cover while operating or position relative to other objects such that the operation or performance of the ventilator may be adversely affected Ensure that sufficient space exists around the ventilator while in use to allow free circulation of gases In addition to the existing internal O Inlet filter P N 14313 an External In Line Oxygen Filter P N 14470 is available from Pulmonetic Systems Inc Operator s Manual LTV Series ventilator Page 1 13 p n 10664 Rev T CAUTION Electrostatic Discharge The use of electrically conductive hoses and tubing is not recommended The use of such materials may result in damage to the ventilator from electrostatic disch
300. ume measurements Should this condition occur disconnect the patient from the ventilator provide an alternative method of ventilation and immediately contact a certified Pulmonetic Systems service technician or Pulmonetic Systems Inc Personal Injury and Electric Shock Operation of the LTV Series ventilator if any of its panels have been removed may result in electrical shock to the patient or operator All servicing must be performed by a certified Pulmonetic Systems service technician NPPV Mode NPPV1 is not a life support mode and is not suitable for patients that require life support ventilation NPPV Mode should only be used for supplemental ventilation of non life support patients NPPV Mode When operating in NPPV1 mode many of the standard alarms are disabled This may result in reduced ventilation accuracy should a problem occur Carefully read Chapter 4 Ventilation Modes NPPV before selecting this mode of operation Accuracy of PEEP setting Variations in the patient s breathing pattern and or leaks in the patient circuit including leaks around the tracheostomy tube cuff can affect PEEP PSI recommends that the clinician set the PEEP to the prescribed level on a test lung while observing the PEEP value in the LTV display window The clinician should also periodically monitor the PEEP value in the LTV display window Using an inaccurate PEEP setting due to a patient leak can result in less than prescribed PEEP o
301. uminated Internal problem with the ventilator Immediately contact a certified Pulmonetic Systems service technician Vent Inop Alarm Test Confirming audible chirp does not sound Ventilator back panel label does not contain an audio sound symbol This is normal Ventilators that do not have an audio sound symbol on the back panel label do not contain the confirming audible chirp feature Audible alarm did not sound long enough before test was terminated Repeat the Vent Inop Alarm Test and allow audible alarm to sound for at least 15 seconds before pushing the Silence Reset button See Chapter 11 Vent Inop Alarm Test for instructions Internal problem with the ventilator Immediately contact a certified Pulmonetic Systems service technician i Only applicable on ventilators with an audio sound symbol on the back panel label Page 15 22 LTV Series ventilator Operator s Manual p n 10664 Rev T Test Lung Operations Symptoms Possible Causes What to Do Delivered pressure higher than set pressure on test lung Pressure gt 40 cmH O used on small test lung Pulmonetic Systems or Siemens 190 The compliance characteristics of some small test lungs Pulmonetic Systems or Siemens 190 cause incorrect readings when high pressures are used For these lungs use pressures under 40 cmH20 or change to a larger lung Monit
302. ur tre utilis e sur de courtes p riodes pendant la commutation entre des connexions d alimentation externe les situations d urgence ou les transports de courte dur e La dur e pendant laquelle le ventilateur fonctionnera sur l alimentation interne d pend de plusieurs facteurs tels la configuration le niveau de la charge et la condition ou l ge de la batterie l utilisation de la batterie interne pour l op ration normale n est donc pas recommand e Battery Disposal The LTV Series ventilator uses sealed lead acid batteries Some jurisdictions consider these batteries hazardous materials subject to special disposal regulations Contact the proper agency for information on permissible methods of disposing of used batteries Operator s Manual LTV Series ventilator Page 14 11 p n 10664 Rev T Page 14 12 LTV Series ventilator Operator s Manual p n 10664 Rev T Chapter 15 TROUBLESHOOTING This chapter describes troubleshooting for the LTV Series ventilator Some problems can result from improper operation and can easily be corrected without any modification to the ventilator Other problems may require that the ventilator be recalibrated or have parts replaced Do not attempt to repair or replace any part of the ventilator unless you are trained and authorized for service on the LTV Series ventilator This chapter is organized into five sections Displays and Buttons See page 15 2 Includes problems with cont
303. urce button O O Flush control and the Oxygen Inlet Pressure alarms are inactive N WARNING Disabled Oxygen Inlet Pressure Alarms When the oxygen blending option is not installed the Oxygen Inlet Pressure Alarms are disabled Z N AVERTISSEMENT Alarmes de pression d entr e de l oxyg ne d sactiv es Lorsque l option de m lange d oxyg ne n est pas activ e les alarmes de pression d entr e de l oxyg ne sont d sactiv es Page 6 14 LTV Series ventilator Operator s Manual p n 10664 Rev T Low Pressure O Source cont Low Pressure O Blending Oxygen will be applied through the low pressure low flow inlet Use this chart to determine the approximate O flow required to deliver the desired FIO Input O2 Flow Ipm WARNING Inspired Oxygen FIO Concentration If the patient has a variable respiratory rate his her minute ventilation will fluctuate If exact concentrations of inspired oxygen FIO are required to be delivered to the patient it is recommended that an accurate oxygen analyzer with alarms be used AVERTISSEMENT Concentration d oxygene inspir FIO Si la fr quence respiratoire du patient est variable sa ventilation minute va fluctuer Lorsqu une concentration exacte d oxyg ne inspir FIO est n cessaire pour une transmission au patient il est recommand d utiliser un analyseur de niveau d oxyg ne pr cis comportant des alarmes Operator s Manual LTV Series v
304. use deterioration of the water trap material ATTENTION Nettoyage du pi ge eau NE PAS utiliser KlenZyme pour nettoyer les pi ges eau Pulmonetic Le cas ch ant le mat riau composant le pi ge eau se d t riorera 4 To high level disinfect the exhalation valve patient circuit or water trap remove all gross particulate matter and bathe in a glutaraldehyde solution e g Cidex 2 for 20 minutes Rinse gently for 2 minutes Use a low flow air source to eliminate any residual fluid 5 Exhalation valves Patient Circuits and Water Traps are shipped clean not sterile Sterilization of the exhalation valve reusable patient circuit and water trap should follow individual institution processes or guidelines CAUTION Reusable Patient Circuit Components To avoid degradation of the reusable patient circuit components do not exceed the following constraints e 50 cleaning cycles or 1 year whichever comes first Steam Autoclave e Pressure 20 PSIG e Temperature 275 F 135 C e Time 6 minutes Liquid Sterilizing Agent e The use of liquid agents containing more than 2 glutaraldehyde Pasteurization e 30 minute warm water detergent and 30 minute 165 F 74 C hot cycle e Drying in a sterile drier for more than 1 hour or 140 F 59 C Gas ETO e Temperature 131 F 55 C Care of the Exhalation Valve The exhalation valve is delicate and may be damaged if e Care is not exercised when handling
305. ventilateur est propre et filtr e de mani re ad quate et que le bouchon de l orifice d alimentation en oxyg ne est correctement install chaque fois que le ventilateur n est pas reli une source d oxyg ne externe NOTE The Oxygen Inlet High Pressure Alarm at 85 PSIG and Oxygen Inlet Low Pressure Alarm at 35 PSIG are only active when Low Pressure O Source is off and the O Oz Flush setting is greater than 21 REMARQUE L alarme de haute pression d entr e de l oxyg ne r gl e sur 85 PSIG et l alarme de basse pression d entr e de l oxyg ne r gl e sur 35 PSIG ne seront actives que lorsque la source de basse pression O est d sactiv e et que le r glage du O O Flush est sup rieur 21 When the Oxygen Blending option is not installed O O Flush is only available when the oxygen blending option is installed Oxygen may still be supplied through the low pressure low flow inlet but the Low Pressure O Source and O O Flush controls and the Oxygen Inlet Pressure alarms are inactive Z N WARNING Disabled Oxygen Inlet Pressure Alarms When the oxygen blending option is not installed the Oxygen Inlet Pressure Alarms are disabled Z N AVERTISSEMENT Alarmes de pression d entr e de l oxyg ne d sactiv es Lorsque l option de m lange d oxyg ne n est pas activ e les alarmes de pression d entr e de l oxyg ne sont d sactiv es 2 See Low Pressure O2 Source in this chap
306. w Pressure setting the LOW PRES alarm will occur Options ALL BREATHS VC PC ONLY Page 10 4 LTV Series ventilator Operator s Manual p n 10664 Rev T High f Use this menu item to set the high breath rate and time period alarm values When the Total Breath Rate f exceeds the set high breath rate and time period alarm values an audible alarm will be sounded and a flashing HIGH f message will be displayed To set the high breath rate and time period alarm values 1 Push the Select button while HIGH f is displayed and f is displayed 2 Push the Select button while f is displayed and HIGH f OFF or f xx bpm is displayed 3 Turn the Set Value knob until the desired setting is displayed push the Select button and the high breath rate alarm value is set e Range 5 80 bpm in increments of 1 HIGH f OFF 4 Turn the Set Value knob until TIME is displayed push the Select button and xx sec is displayed 5 Turn the Set Value knob until the desired setting is displayed and push the Select button The high breath rate time period alarm value is set e Range 0 60 seconds in increments of 10 High PEEP Use this menu item to set a high PEEP alarm value When the current PEEP value exceeds the set high PEEP alarm value an audible alarm will be sounded and a flashing HIGH PEEP message will be displayed To set the high PEEP alarm value 1 Push the Select button while HIGH PEEP is displayed 2 HI PEEP OFF or PEEP xx cmH 0 i
307. xtended Features menu 1 Push and hold the Select button for 3 seconds The first Menu Item will be displayed for example ALARM OP For more information on how to use the Extended Features menu see Chapter 10 Extended Features Operator s Manual LTV Series ventilator Page 6 27 p n 10664 Rev T Sensitivity Use the Sensitivity control to establish the threshold level to allow the patient to flow trigger Assist and Patient breaths A flow trigger occurs when e The sensitivity is set to any value from 1 to 9 e And the ventilator is in exhalation phase e And the minimum exhalation time has expired e And the flow is greater than or equal to the Sensitivity setting The LEAK measurement displayed in the RT XDCR DATA menu can be used to help select an appropriate sensitivity value Typically the sensitivity value is set higher than the displayed LEAK measurement For instance if the LEAK measurement were up to 2 53 a minimum sensitivity of three 3 would be appropriate Backup pressure triggers are enabled when the setting is any value other than a dash A backup pressure trigger occurs when e The sensitivity is set to any value from 1 to 9 e And the ventilator is in exhalation phase e Andthe minimum exhalation time has expired e And the airway pressure drops below 3 cmH 0 When a trigger is detected the Patient Effort LED is illuminated briefly NOTE Triggers are disabled when the Sensitivity
308. xx is displayed e The message LTM will be displayed on the right side of the display area if the ventilator was originally manufactured or upgraded by Pulmonetic Systems to accommodate the LTM Graphics Monitor 2 Push the Control Lock button or the Select button to return to the model number option Operator s Manual LTV Series ventilator Page 10 19 p n 10664 Rev T Valve Home Position Use the Valve Home Position option to view the home position for the LTV s flow valve The home position is displayed as VHome xxx where xxx is the home position for the valve installed in the ventilator The home position is determined by the revision of the flow valve and is set when the ventilator is manufactured or when the flow valve is replaced Set Defaults The SET DEFAULTS option is only displayed and accessed through the Ventilator Checkout menu VENT CHECK or Ventilator Maintenance menu VENT MTNCE and is used to reset user settable Controls and Extended Features settings to their factory set default values See Chapter 9 Ventilator Alarms DEFAULTS for factory set default values To enable the Ventilator Checkout menu To enable the Ventilator Checkout menu the patient must be disconnected from the ventilator ventilate the patient using an alternative method of ventilation the ventilator must be turned off and a special power on sequence used to turn it back on See Chapter 11 Ventilator Checkout Tests for important infor
309. xx m The Exhaled Tidal Volume Vte monitor displays the tidal volume as measured at the patient wye Vte data is recalculated and displayed at the completion of every exhalation VE xx x L The Minute Volume VE monitor displays the exhaled tidal volume for the last 60 seconds as calculated from the last 8 breaths VE data is recalculated and displayed at the completion of every exhalation or every 20 seconds whichever occurs first LE XXX The l E Ratio displays the unitless ratio between measured inspiratory time and measured exhalation time The smaller of the inspiratory and exhalation times is normalized to one Both normal and inverse l E Ratios are displayed NOTE In normal ventilation l Ecalc calculated l E ratio is displayed while changes are being made to the Inspiratory Time or the Breath rate values REMARQUE En mode de ventilation normale lEcalc ratio l E calcul est affich pendant que des changements sont apport s aux valeurs Dur e inspiratoire ou Rythme respiratoire l ECalC xxixx The Calculated l E ratio I Ecalc display is based on the set Breath Rate and Inspiratory Time The display is updated in real time while either setting is being changed In modes where Vcalc is displayed during Inspiratory Time changes the display can be toggled between Veale and l E calc using the Select button Vcalc xxx Lom The Calculated Peak Flow is based on the Tidal Volume and Inspiratory Time se
310. y 2 operation unless the battery voltage level is 11 8 V 60 minutes Nominal Load Settings Approximate Time from battery full 45 minutes Mode A C green LED to battery low amber LED PEEP 5 Breath Rate bpm 15 Approximate Time from battery low to 10 minutes O 21 Tidal Volume ml 800 EMPTY alarm Approximate Time from battery empty 5 minutes to ventilator shutdown Vent Inop LED and INOP alarm Times based on nominal load new battery and full 8 hour battery charge DOT Requirements Agency Requirements Insp Time sec Sensitivity lpm Battery Temp Regulatory Requirements Lung Compliance ml cmH20 50 1 5 ET Resistance cmH2O L S 5 87 25 C Unregulated meets the requirements of 49 CFR 173 159 d FDA Draft Reviewer Guidance for Ventilators July 1995 Shipping Requirements Page A 8 LTV Series ventilator The ventilator packed in its shipping container conforms to the International Safe Transit Association requirements for packaged products weighing less than 100 pounds Operator s Manual p n 10664 Rev T Appendix B SET UP MAINTENANCE Recommended Maintenance Schedule The LTV Series ventilator is designed to operate for extended periods of time with minimal routine maintenance The following periodic maintenance is recommended Hours of Service Maintenance Required Prior to initial use e Charge the Internal Battery by plug
311. y and Hard Easy unlocking is the default and this setting is changed using the Extended Features menus For more information on using the Control Lock see Chapter 5 Control Locking To turn the Control Lock on 1 Push the Control Lock button The Control Lock LED is on whenever the front panel controls are locked To turn the Control Lock off with Easy unlocking 1 Push the Control Lock button To turn the Control Lock off with Hard unlocking 1 Push and hold the Control Lock button for 3 seconds These controls are not affected by the control lock and operate even when the control lock is on Manual Breath Silence Reset Select 14 See Chapter 10 Extended Features Control Unlock for more information Operator s Manual LTV Series ventilator Page 6 3 p n 10664 Rev T High Pressure Limit Use the High Pressure Limit to establish the maximum pressure permitted the patient circuit When this limit is reached e A HIGH PRES alarm is displayed e The audible alarm is sounded e Inspiration is terminated and exhalation begins The turbine is stopped to allow the circuit pressure to evacuate when the high pressure condition persists for more than four times the set inspiratory time or more than 3 0 seconds whichever is less To set the High Pressure Limit 1 Push the High Pressure Limit button 2 Change the setting using the Set Value knob Range 5 100 cmH20 Page 6 4 LTV Series ventilator Operator s Manual
312. y the O Flush setting 1 Push the Select button while O2 FLUSH is displayed and xxx min is displayed 2 Turn the Set Value knob until the desired amount of minutes is displayed and push the Select button The O Flush time period is set Range 1 to 3 minutes in increments of 1 Page 10 14 LTV Series ventilator Operator s Manual p n 10664 Rev T Control Unlock Use the Control Unlock option to select the Easy or Hard unlocking method for unlocking the controls The Easy unlocking method should be used when only trained personnel have access to the ventilator The Hard method should be used when children or others may have access to the ventilator and you want to prevent accidental changes to the control settings When the Easy method is selected unlock the controls by pushing the Control Lock button When the Hard method is selected unlock the controls by pushing and holding the Control Lock button for 3 seconds To modify the Control Unlock setting 1 Push the Select button while CTRL UNLOCK is displayed 2 UNLOCK EASY or UNLOCK HARD is displayed 3 Turn the Set Value knob until the desired setting is displayed 4 Push the Select button Options EASY or HARD Language Selection Use the Language Selection option to select the language used in the display window for all messages alarms and menus To modify the Language setting 1 Push the Select button while LANGUAGE is displayed 2 ENGLISH or the currently se
313. y wired for a positive center contact and ground sleeve contact Connecting the ventilator to an improperly wired outlet will cause the adapter fuse to blow and may damage the adapter or the ventilator Automobile Cigarette Lighter Outlet Power Rating Running a ventilator from an improperly rated automobile cigarette lighter outlet less than 20 amperes may cause a fuse in the automobile to blow causing the ventilator and possibly other accessories in the automobile to stop operating Automobile Cigarette Lighter Adapter Do not operate the ventilator from the Automobile Cigarette Lighter Adapter while starting the vehicle or when jump starting the automobile battery Doing so may cause damage to the ventilator Automobile Cigarette Lighter Adapter Tip Use care when disconnecting the Automobile Cigarette Lighter Adapter after use its tip may be hot Automobile Cigarette Lighter Outlet Depending on the condition of the automobile battery whether the automobile is turned off being started or running automobile cigarette lighter outlets can provide varying levels of voltage in some the outlet only operates when the vehicle is running Verify which power source the ventilator is using by checking the EXTERNAL POWER LED on the ventilator Remote Alarm Always verify that the remote alarm properly reports the LTV Series ventilator alarms before use Remote Alarm Always follow the remote alarm manufacturer s usage and maintenance req
314. ys are while on battery power turned off To conserve battery life while running from the internal battery most of the displays are turned off when no changes are made to the control settings for 60 seconds To turn the displays back on touch any control or button or turn the Set Value knob Internal problem with the ventilator Do a display test see page 11 4 for instructions If the display or LED does not illuminate immediately contact a certified Pulmonetic Systems service technician A control doesn t Control not active in operate selected mode Set Value knob doesn t operate Controls are locked If a control is dimmed it is not active in the currently selected mode and changing it s setting does not affect ventilation See page 5 5 for an explanation of Bright Dim and Blank Control Displays If the controls are locked a LOCKED message will be displayed when a control is selected To unlock in EASY mode push the Control Lock button To unlock in HARD mode push and hold the Control Lock button for 3 seconds See page 10 15 for an explanation of the CTRL UNLOCK feature and Control Lock button Control is not selected Before a control value can be changed the control must be selected To select a control push the associated button When a control is selected it is displayed at normal intensity and all other controls are dimmed See page 5 2 for an explanation of how to use the con
315. yyy A Ml etude A AA RAS de 10 23 Airway Pressure Transducer Autozero ELlllil kk kaka kk Ak AA AKA KAKA AK KAKA 10 23 Bi directional Flow Transducer Differential Autozero E Ek 10 24 Exhalation Flow Transducer Differential Autozero Narrow M L 10 25 Exhalation Flow Transducer Differential Autozero Wide ke 10 26 Real Time Transducers 3x4 lika kid he le eee ied ash bk u R VA eth aa teaches aed thes 10 27 Chapter 11 Ventilator Checkout Tests 11 1 Alarm TSU se frs creer dador lira ina c 11 3 Display Testo na Kavak ae H e e et let eee nt aed Mn SET An ne arte ne WA 11 4 Gontrol Festina ta RSS etree ace nn M N te ie en ei A MM nt 11 6 Leak Leste siens feeds destin AAA TT AA E 11 8 Vent Nop Alarm Testei ranea a aa ad 11 10 E EX KEM XEWA YE Yan 1 E A T A EAE T 11 12 Page viii LTV Series ventilator Operator s Manual p n 10664 Rev T Chapter 12 Operating Procedure occccoccccoconcnnonconononnononannnnnnnnnnnnono 12 1 TO Turn the Ventilator OO ini A ti nine riens 12 1 Before Connecting the Ventilator to a Patient 12 2 Procedure for Control Mode Set Up iii 12 4 Procedure for Assist Control Mode Set Up 12 5 Procedure for SIMV Mode Set Up sise 12 6 Procedure for CPAP Mode Set Up iii 12 7 Procedure for NPPV Mode Set Up sisi 12 7 Procedure for NPPV Mode Set Up siennes 12 8 To Turn the Ventilator Off iii 12 9 LTV Ventilator Settings Checklist

LTV Series Operator`s Manual

Contents

Download Pdf Manuals

Related Search

Related Contents