Medi-Therm® III Hyper/Hypothermia Machine MTA6900
Contents
1. 3 0 Features Please familiarize yourself with the location and purpose of the features fig 2 before reading the start up procedures or attempting to operate the Medi Therm Machine Operator Control Panel Identifies displays indicators and controls used in Medi Therm III operation pp 4 5 Water Fill Opening Lift cover Fill unit with distilled water until green band on float is fully visible p 6 Patient Probe Jack Accepts patient probe plug connecting patient probe to machine 10 12 Use YSI 400 series probe equivalent Operating Instructions amp Precautions Condensed instructions are located on the cover of the water fill opening and on the rear facing side of the Operator Control Panel s sloped surface Blanket Connections amp Probe Check Well Quick disconnects facilitate connection to blanket water supply p 6 PROBE CHECK well verifies patient probe 18 ONIOFF Switch Circuit Breaker Controls power to Medi Therm Ill Figure 2 Medi Therm III features Operator Control Panel Medi Therm III Plow OlKX N heat 19000 Cool MANUAL TEST LIGHTS MONITOR MEDI THERIM Ill Figure 3 Medi Therm III Control Panel 4 0 Operator Control Panel The control panel is divided into sections according to function and use The principal panel sections are identified in figure 3 STATUS2. the SELECT heading will light the BLANKET PATIENT and SET POINT temperature displays will show dashes and the Cor F indicator will light depending on the scale last selected NOTE If the ADD WATER indicator lights add distilled water until the green band on the float is visible 5 6 Check Water Flow Alert Audible Alarm Preference The operator can choose whether to have an audible alarm accompany a CHECK WATER FLOW alert visual indication in the event the blanket water flow becomes restricted As set from the factory the visual alert condition is not accompanied by an audible alarm To change the audible preference to ON Turn the machine off 2 Press and hold the SILENCE ALARM button 3 Turn the machine on while continuing to depress the SILENCE ALARM button for at least one second 4 To check audible operation press the MANUAL mode button Bend the blanket hose to restrict water flow until the CHECK WATER FLOW and ALERT indicators light The audible alarm should sound The new preference i e audible alarm ON will be remembered by the machine even when power is off To change the audible preference to OFF again repeat steps 1 3 and insure non operation of the audible tone using step 4 above NOTE If the audible preference is ON pressing the SILENCE ALARM button will temporarily silence the audible alarm for 5 minutes if a CHECK WATER FLOW condition exists 5 7 Perform Indicator L
3. Medi Therm and Clik Tite are registered trademarks of Gaymar Industries Inc 2000 Gaymar Industries Inc All rights reserved www gaymar com Medi Therm III Safety Precautions 0 Safety Precautions Read and understand this operating manual and all precautions listed below prior to using the Medi Therm Hyper Hypothermia Machine A DANGER Do not use the Medi Therm III machine in the presence of flammable anesthetics Risk of explosion can result A WARNING If the patient s temperature is not responding or does not reach the prescribed temperature in the prescribed time or deviates from the prescribed temperature range notify the attending physician promptly Failure to notify the physician promptly may result in serious injury or death Power interruption will cause the Medi Therm III machine to go into a standby mode resulting in no therapy to the patient Follow instructions for desired mode to resume operation Failure to resume therapy could result in serious injury or death When performing the PROBE CHECK p 18 10 1 2 item 4 use a protective sheath on the probe Failure to use a sheath could result in cross contamination A physician s order is required for setting blanket temperature and for continued use of equipment At least every 20 minutes or as directed by a physician check patient s temperature and skin condition of areas in contact with blanket also check blanket water temper
4. Therm III Start up Procedure REMOVE FROM USE NOW MACHINE SHUTDOWN indicates the Medi Therm lll has shut down due to blanket water temperature exceeding either the high or the low limit An audible alarm accompanies this alert Remove the Medi Therm 111 machine from use immediately TEST LIGHTS confirms that all indicator lights and digital displays are working and that the audible alarm is functioning The displays flash and the audible alarm sounds as long as the TEST LIGHTS button is pressed SILENCE ALARM temporarily silences the audible alarm The alarm will reactivate in approximately 5 minutes if the condition persists NOTE The SILENCE ALARM button will not function if the REMOVE FROM USE NOW MACHINE SHUTDOWN indicator is lit MODE SECTION The SELECT indicator lights when a choice of operating modes is required MODE buttons select the desired operating mode Patient therapy is provided in either MANUAL or AUTO mode A third mode MONITOR may be used to monitor patient temperature without providing therapy After the mode button is pressed the indicator at the top of the mode button lights In AUTO mode one of three additional CONTROL OPTION indicators light MANUAL selects the manual mode of operation In MANUAL mode the operator must observe patient temperature and adjust the blanket water set point temperature to obtain the desired results AUTO selects the automatic mode of operation In
5. and sound an audible alarm PATIENT PROBE jack 2 Insert sensing end of patient probe into patient and tape securely to prevent accidental dislodgment This condition may indicate the Make sure probe plug is fully seated patient probe has become dislodged an Use YSI 400 Series Probes or equivalent incorrect probe is being used or a probe has become defective see Alerts pp 18 19 www gaymar com P N 11027 000 9 00 Medi Therm III Modes of Operation Monitor Mode REMEMBER in MONITOR mode no therapy is provided Patient Safety Medi Therm III 8 0 Patient Safety Use the Medi Therm Hyper Hypothermia machine only under the direction of a physician Review the following precautions and procedures prior to each application A DANGER Do not use the Medi Therm IIl machine in the presence of flammable anesthetics Risk of explosion can result A WARNING If the patient s temperature is not responding or does not reach the prescribed temperature in the prescribed time or deviates from the prescribed temperature range notify the attending physician promptly Failure to notify the physician promptly may result in serious injury or death Power interruption will cause the Medi Therm Ill machine to go into a standby mode resulting in no therapy to the patient Follow instructions for desired mode to resume operation Failure to resume therapy could result in serious injur
6. drains back into the machine when the machine is turned off Place a dry absorbent sheet between the patient and the blanket when using all vinyl blankets Moisture may accumulate which may result in skin damage Description Medi Therm III control panel YSI 400 series or equivalent patient probe lt x ZEN 6 Medi Therm III machine Quick disconnects on machine end of SS b connector hose Hyper Hypothermia blanket Clik Tite connector Clik Tite connectors and representative hose clamps Figure Medi Therm Ill Hyper Hypothermia System 2 0 Description This manual describes the operation of the Medi Therm Ill Hyper Hypothermia machine The Medi Therm Ill Hyper Hypothermia machine provides a means of regulating patient temperature by supplying temperature controlled water through a connector hose to a Gaymar Hyper Hypothermia blanket The companion blanket provides the interface for heating or cooling the patient A patient probe senses patient temperature The Medi Therm machine Hyper Hypothermia blanket connector hose and patient probe comprise the Medi Therm Ill system fig 1 Please read and understand the precautions on page and the following operating instructions before attempting to use the Medi Therm Ill system In addition we recommend you request in service training from your Gaymar representative Medi Therm III Features
7. least once a month To lower the water level close both pinch clamps on the connector hose Place the end with both Clik Tite connectors into a sink or pail Open the pinch clamps Press the ON OFF switch to ON and press MANUAL mode button The machine will pump the water reservoir empty Press ON OFF button to OFF when CHECK WATER FLOW lights After the water is pumped out do not leave the machine on or it may overheat Preventive maintenance and service procedures are described in the Medi Therm lll Service Manual These procedures should be performed by qualified personnel such as certified biomedical electronics technicians or certified clinical engineers Alerts Troubleshooting Medi Therm III 10 1 2 Check Patient Probe Indicates that the patient probe is sensing below 29 84 2 F or above 45 C 113 F and is not a normal patient temperature 10 0 Alerts Troubleshooting Most Medi Therm IIl operating problems are minor and can be corrected by the operator The following are alerts and troubleshooting details A WARNING A WARNING If CHECK PATIENT PROBE light comes on therapy Repairs should be performed by qualified personnel such as certified biomedical electronics technicians or certified clinical engineers familiar with repair practices for servicing medical will stop in AUTO mode only status lights will go out and no additional heating or cooling will occur until the problem is corrected dev
8. temperature in another mode The unit will heat or cool as required to bring the patient temperature to the SET POINT The rate of cooling is user adjustable through the use of the CONTROL OPTION The rate of heating is not adjustable The unit applies heat at a maximum rate with the maximum water temperature limited to 42 C 107 7 F regardless of the CONTROL OPTION selected The CONTROL OPTION defaults to RAPID when AUTO mode is entered Select a different CONTROL OPTION by pressing the AUTO button again Rapid the coldest water is used for cooling as low as 4 C 39 F This may not be the most comfortable setting for the patient Moderate cooling water temperature is limited to 15 27 below PATIENT TEMPERATURE This will provide an improved comfort setting to the patient Gradual cooling water temperature is limited to 10 C 18 F below PATIENT TEMPERATURE This will provide the maximum comfort to the patient A WARNING At least every 20 minutes or as directed by a physician check the patient s temperature and skin condition of areas in contact with blanket also check BLANKET WATER temperature display Failure to monitor patient may result in skin damage or inappropriate patient temperature If the patient probe senses an abnormal patient temperature below 29 84 2 F or above 45 C 113 F therapy will stop the CHECK PATIENT PROBE alert will light and an audible alarm will sou
9. AUTOMATIC mode the operator sets the desired temperature and the patient temperature is automatically regulated to the operator specified set point Automatic closed open Figure 4 Pinch Clamps cooling can be adjusted to RAPID MODERATE or GRADUAL rates by pressing the AUTO button again MONITOR selects the monitor mode of operation In MONITOR mode the operator may monitor patient temperature without providing therapy 5 TEMPERATURE displays identify BLANKET PATIENT and SET POINT temperatures BLANKET indicates the actual temperature of the water being delivered to the blanket This display is illuminated when MODE is set to either MANUAL or AUTO PATIENT indicates actual patient temperature as sensed by the probe connected to the patient probe jack This display is illuminated when MODE is set to MANUAL AUTO or MONITOR and a patient probe is plugged into the PATIENT PROBE jack SET POINT indicates the desired SET POINT temperature When operating in MANUAL mode pressing the SET POINT button or A sets the desired BLANKET water temperature When in AUTO mode pressing the SET POINT button sets the desired patient temperature CI F displays the temperature in either degrees Celsius C or Fahrenheit F Pressing the C F button will display the corresponding indicator 5 0 Start up Procedure For your convenience condensed versions of the fo
10. CHECK If a new correct probe does not meet this test remove machine from use and notify your medical equipment repair department 10 1 3 Add Water Check to make sure water is at the proper level by raising the cover on the water fill opening If green band on float is not visible fill with distilled water until the green band is visible fig 7 6 If green band on float is visible do not add water remove machine from use and notify your medical equipment repair department A CAUTION Add distilled water only Failure to use distilled water may result in poor machine performance Do not use alcohol Alcohol may accelerate blanket deterioration Do not operate without water Damage to internal components may result Do not overfill Overfilling may result in overflow because the water in the blanket drains back into the machine when the machine is turned off 10 1 4 Remove From Use Now Machine Shutdown This alert indicates that the machine has shut down due to the blanket water temperature exceeding the high or low limit or if a system error is detected Remove machine from use immediately Notify your medical equipment repair department 10 2 Troubleshooting 10 2 1 Blanket Will Not Heat Check that water is circulating through the blanket If there is no circulation the CHECK WATER FLOW alert should light If CHECK WATER FLOW is lit refer to Alerts section pp 18 19 for corrective measures Do n
11. GAYMAR Medi Therm 111 HyperlHypothermia Machine MTA6900 Manual Mode Automatic Mode Monitor Mode LISTED 303L STANDARD NORME 22 2 125 5 CLASS CATEGORIE DE RISQUES NO 2G Operator s Manual P N 11027 000 9 00 Before you begin Medi Therm Important Table of Contents U S Federal law restricts this device to sale Section Description by or on the order of a physician 1 0 Safety Precautions Read and understand this Medi Therm IlI 2 0 Description Operating Manual and all Safety Precautions 3 0 Features see page section 1 0 and pp 14 15 section 8 0 prior to using the Medi Therm Ill 4 0 Operator Control Panel Hyper Hypothermia Machine 5 0 Start up Procedure 6 0 Shutdown Procedure 7 0 Modes of Operations Manual Mode Automatic Mode Monitor Mode Patient Safety Receiving Inspection Care of Medi Therm III Alerts Troubleshooting Refer to the Medi Therm III Service Manual for Blankets Accessories Receiving Inspection and Check out Procedures Customer Training If you have any questions contact Gaymar s y Warranty Technical Service Department for assistance Telephone 1 800 828 7341 716 662 2551 716 662 8795 Illustrations eS Description Medi Therm 1 System Medi Therm III Features Medi Therm Control Panel Pinch Clamps Quick disconnects Clik Tite Connector OQ o 9
12. Insert the male fitting into the female When fittings are fully seated snap the locking ring into place to assure a positive lock Figure 6 Clik Tite Connector 5 3 Open All Pinch Clamps Open all pinch clamps on the connector hose and the Hyper Hypothermia blanket Failure to open the pinch clamps will prevent water flow and will trigger the CHECK WATER FLOW alert 5 4 Check Water Level Check to make sure water is at the proper level by raising the cover on the water fill opening Fill with distilled water until the green band on the float is fully visible fig 7 Figure 7 Float showing proper water level A CAUTION Add distilled water only Failure to use distilled water may result in poor machine performance Do not use alcohol which may accelerate blanket deterioration Do not operate without water since damage to internal components may result Do not overfill Overfilling may result in overflow because the water in the blanket drains back into the machine when the machine is turned off Medi Therm III Start up Procedure Shutdown Procedure 5 5 Connect Machine On If the machine is not already plugged in insert the power cord plug into a properly grounded AC receptacle at this time Press the ON OFF Switch to the ON position When first turned on the Medi Therm Ill enters its standby mode the ON OFF switch will light the machine will beep once
13. SECTION STATUS displays light to indicate both the machine s flow status and how the blanket water temperature is being controlled to reach the desired temperature setting STATUS displays function in both MANUAL and AUTO modes FLOW OK indicates blanket water is flowing adequately HEAT indicates blanket water is being heated The maximum blanket temperature is 42 C 107 6 F IN TEMP indicates the Medi Therm lll is controlling temperature at the desired setting COOL indicates blanket water is being cooled Minimum blanket temperature is 4 39 27 o ALERT SECTION Zi ALERT indicators light when some form of operator action is required In addition to the visual indicator an audible alarm may sound ALERT controls allow the Medi Therm IIl operator to test panel lights or to silence the audible alarm WEL CHECK WATER FLOW indicates the flow of water to the blanket has been restricted The operator can choose whether an audible alarm accompanies this alert 7 section 5 6 e AN CHECK PATIENT PROBE indicates the patient probe is sensing an abnormal patient temperature below 29 C 84 2 F or above 45 C 1 13 may indicate the patient probe has become dislodged an incorrect probe is being used or a probe has become defective An audible alarm accompanies this alert ADD WATER indicates the water reservoir is filled to less than the recommended level www gaymar com P N 11027 000 9 00 Medi
14. ature Pediatric temperature sensitive and operating room patients should be checked more frequently Failure to monitor patient may result in skin damage or inappropriate patient temperature Avoid placing additional heat sources between the patient and blanket Skin damage may result continued next column WARNING Prevent excessive and or prolonged tissue pressure and shearing forces especially over boney prominences Skin damage may result Keep the area between the patient and the blanket dry Excessive moisture may result in skin damage Do not tip machine over without first draining the water out and unplugging the power cord Damage to the machine or electrical shock can result Repairs should be performed by qualified personnel such as certified biomedical electronics technicians or certified clinical engineers familiar with repair practices for servicing medical devices and in accordance with the Medi Therm Service Manual Do not attempt repairs to Gaymar medical equipment unless you possess these skills Damage to the machine or malfunction may otherwise result A CAUTION Fill with distilled water only Failure to use distilled water may result in poor machine performance Do not use alcohol Alcohol may accelerate blanket deterioration Do not operate without water since damage to internal components may result Do not overfill Overfilling may result in overflow because the water in the blanket
15. bove 45 C 113 the CHECK PATIENT PROBE alert will light and an audible alarm will sound This condition may indicate the patient probe has become dislodged an incorrect probe is being used or the probe has become defective see To use this Medi Therm Ill feature insert sensing Alerts 18 19 end of patient probe into patient and tape NOTE While operating in the MANUAL mode the patient probe may be used to monitor the patient s temperature www gaymar com P N 11027 000 9 00 Modes of Operation Automatic Mode Medi Therm III GAYMAR STATUS Flow 0K Heal Insel Cool MANUAL TEST SILENCE LIGHTS ALARM m MONITOR MONITOR MEDI THERM I Figure 9 Automatic Mode 7 2 Automatic Mode To Control Patient Temperature When operating in the AUTO mode the Medi Therm Ill automatically regulates the patient s temperature to the selected SET POINT The machine constantly compares actual patient temperature with the SET POINT value and automatically adjusts the BLANKET water temperature so that the desired patient temperature is achieved To operate in AUTO mode 1 Perform all start up procedures pp 5 7 Insert sensing end of patient probe into patient and tape securely to prevent accidental dislodgment e Insert plug end of patient probe into PATIENT PROBE jack NOTE Make sure probe plug is fully seated Use YSI 400 series probes or equivalent If in doubt
16. d associated precautions before using the Medi Therm Ill machine Any application of the Hyper Hypothermia System must be under the direction of the attending physician f the patient s temperature is not responding or does not reach the prescribed temperature in the prescribed time or deviates from the prescribed temperature range notify the attending physician promptly Failure to notify the physician promptly may result in serious injury or death Power interruption will cause the Medi Therm III machine to go into a standby mode see item 5 5 p 7 resulting in no therapy to the patient Follow instructions for desired mode to resume operation Failure to resume therapy could result in serious injury or death The Medi Therm IIl machine is designed to operate in three 3 modes MANUAL blanket temperature control AUTO automatic patient temperature control and MONITOR patient temperature monitoring Some applications may require a second blanket in order to achieve additional or more rapid heating or cooling For these situations a second blanket may be connected to the machine The rate of patient heating or cooling may also be increased by positioning half and full size blankets so that greater body surface is in contact with the blankets NOTE When connecting a second blanket to the Medi Therm 111 machine check the water level see Start up Procedure pp 5 7 prior to connec
17. edi Therm machine is turned on the machine set point defaults to 32 C 89 6 F when MANUAL mode is selected or 37 C 98 6 F when AUTO mode is selected Once a SET POINT temperature for a mode has been selected it is retained for that mode until the SET POINT temperature is changed or the machine has been turned off The SET POINT temperature in one mode does not affect the SET POINT temperature in another mode Medi Therm III Modes of Operation Manual Mode GAYMAR MEDI THERM IM STATUS 21007 04 Feat Iter Cool MANUAL SILENCE ALARM MONITOR MONITOR Figure 8 Manual Mode securely to prevent accidental dislodgment WARNING Insert plug end of patient probe into PATIENT PROBE jack Make sure probe plug is fully seated At least every 20 minutes or as directed by The MANUAL made switch must pressed a physician check the patient s temperature Use YSI 400 Series Probes or equivalent and skin condition of areas in contact with If in doubt that the correct probe is being used blanket also check BLANKET WATER and is operating properly perform a PROBE temperature display CHECK test p 18 10 1 2 item 4 Failure to monitor patient may result Patient temperature will be indicated on the in skin damage or inappropriate PATIENT temperature display patient temperature If the patient probe senses an abnormal patient temperature below 29 C 84 2 F or a
18. ets Accessories Adult and pediatric size blankets are available in all vinyl or vinyl with nonwoven fabric surfaces SINGLE PATIENT USE BLANKETS PLASTIC WITH NONWOVEN FABRIC DHP810 O R Table and General Use 25 x 64 DHP812 Pediatric General Use 22 x 33 DHP813 Adult General Use 30 x 64 SINGLE PATIENT USE BLANKETS ALL VINYL DHP90I Adult General Use 25 x 69 DHP902 Pediatric General Use 25 x 36 REUSABLE BLANKETS HEAVY DUTY VINYL HP7010 Adult General Use 25 x 69 HP7020 Pediatric General Use 25 x 36 blankets and wraps require reusable DBK9 connector hoses ACCESSORIES DBK9 Connector Hose 10 HBX8 Hose Extension 10 PAT 101 Adult Reusable Probe 5 400 series PATIO2 Pediatric Reusable Probe YSI 400 series DP400CE Disposable Probe Adult and Pediatric YSI 400 series ADPIOCE Reusable Probe Adaptor MTA33 Germicide Algaecide 20 12 0 Customer Training In service training is recommended and can be arranged through your Gaymar Representative Comprehensive repair and maintenance training is also available through Gaymar Technical Services for telephone numbers see back cover 13 0 Warranty The Medi Therm Ill Hyper Hypothermia machine is warranted free of defects in material and workmanship for a period of two 2 years under the terms and conditions of the Gaymar warranty in place at the time of purchase The compressor portion of the machine carries a five 5 year prorated war
19. eviate from the normal response to the external application of heat and cold Avoid placing additional heat sources between the patient and blanket Skin damage can result Heat applied by the blanket can result in a rise in skin temperature at the areas of contact The additional heat rise due to electrosurgical currents flowing to the dispersive electrode could be sufficient to cause tissue injury Each thermal effect by itself may be completely safe but the additive effect may be injurious Keep additional heat sources from between the patient and the blanket continued next page Medi Therm III Patient Safety A WARNING Prevent excessive and or prolonged tissue pressure and shearing forces especially over boney prominences Skin damage may result Localized skin injury due to tissue compressed between boney prominences and fluid filled channels has occurred during prolonged cardiovascular procedures at blanket temperatures well below the scientifically established epidermal burn injury threshold Local ischemia can follow the application of pressures exceeding capillary pressure resulting in tissue necrosis This local effect may be enhanced by generalized impairment of the circulation local shearing forces and increased metabolic demand because of temperature elevation Pathological changes may begin in two 2 hours Keep the area between the patient and the blanket dry Excessive moistu
20. ices in accordance with the Medi Therm III Service Manual Do not attempt repairs to the Medi Therm Ill machine unless you possess these skills Damage to the machine malfunction or electrical shock may otherwise result 10 1 Alerts The Medi Therm lll machine has both visual and audible alert indicators to help you identify machine or operator caused problems An explanation of these signals and their probable causes follow Perform corrective action in the sequence listed 10 1 1 Check Water Flow Circulation of water through the blanket has been restricted Air bubbles in the blanket may remain stationary although water is flowing a few bubbles do not adversely affect operation of the blanket To locate and correct the source of low flow Check that hoses are fully inserted and seated into one RETURN top and one SUPPLY bottom connector on the machine See Start up Procedure p 6 2 Check that all pinch clamps are fully open 3 Check that hoses are not kinked or pinched off Make sure blanket is flat and not creased If a blanket is used with patient in sitting position flow may be pinched off 4 Confirm that water supply is at proper level 5 Turn off machine Close all pinch clamps Disconnect blanket from connector hose Direct connector hoses into water fill opening start machine and select MANUAL or AUTO mode Open connector pinch clamps If there is still no flow turn machine off and remove f
21. ight Test Since machine indicators are essential to proper machine operation you should test the indicator lights each time the machine is placed in operation Perform this test by pressing and holding the TEST LIGHTS button While holding the TEST LIGHTS button down verify the following occurs the right and left halves of the display panel light alternately the four status legends FLOW OK HEAT and COOL light the ALERT legend and its four triangular indicators light the three mode legends SELECT heading and three AUTO CONTROL OPTION legends light the three temperature displays BLANKET PATIENT and SET POINT indicate 888 888 8 and 888 8 respectively the two temperature control legends C and F and the two lines connecting SET POINT to both the BLANKET and PATIENT display light the audible alarm sounds If any indicator does not light or the alarm does not sound remove the machine from use This completes the start up procedures for the Medi Therm machine Please proceed to sections 7 0 through 7 3 for the operating instructions for MANUAL AUTO and MONITOR modes 6 0 Shutdown Procedure When therapy is completed turn off the Medi Therm III machine Close pinch clamps before disconnecting the blanket Modes of Operation Manual Mode Medi Therm III 7 0 Modes of Operation Read and understand the contents of these Operating Instructions an
22. ion of Thermal Protection Aerospace Medicine Vol 40 11 pp 1232 1238 Nov 1969 Stewart T and Magnano S Burns or Pressure Ulcers in the Surgical Patient Decubitus pp 36 40 1988 Llorens Alfred S Reaction to Povidone lodine Surgical Scrub Scrub Associated with Radical Pelvic Operation Am J Obstet Gynecol pp 834 835 Nov 14 1974 Hodgkinson Darryl J Irons George and Williams Tiffany J Chemical Burns and Skin Preparation Solutions Surgery Gynecology amp Obstetrics Vol 7 pp 534 536 Oct 1978 Care of Medi Therm III Medi Therm III 9 0 Care of Medi Therm 111 As with any precision equipment proper care and maintenance will insure proper performance and reliability The following routine maintenance procedures will help insure dependable Medi Therm Ill operation 9 1 Machine Care A WARNING Do not tip machine over without first draining the water out and unplugging the power cord 9 2 Damage to the machine or electrical shock can result A CAUTION Add distilled water only Failure to use distilled water may result in poor machine performance Do not use alcohol Alcohol may accelerate blanket deterioration Alcohol is flammable Do not operate without water since damage to internal components may result Do not overfill Overfilling may result in overflow because the water in the blanket drains back into the machine when the machine is
23. llowing instructions have been permanently mounted on the cover of the water fill opening and on the rear facing side of the Operator Control Panel s sloped surface Perform the following start up procedure each time the Medi Therm lll system is placed in operation 5 1 Close Pinch Clamps Pinch clamps are provided on both the connector and blanket hoses to prevent water spillage when blankets are changed fig 4 Close the pinch clamps on the connector hose and Hyper Hypothermia blanket Start up Procedure Medi Therm III 5 2 Attach Blanket Attach the Hyper Hypothermia blanket to the Medi Therm machine fig p 2 a Connect Gaymar Model DBK9 connector hose to the Medi Therm machine The hose is ten feet long It has quick disconnect metal fittings for the Medi Therm machine end and Clik Tite plastic connectors for the blanket end To connect the hose attach one quick disconnect fitting to the RETURN machine connection top and one to the SUPPLY bottom See figure 5 To insure a tight connection push the retaining collar toward the cabinet and insert the quick disconnect fitting firmly While holding the fitting allow the retaining collar to snap back into position Check to make sure the fitting is fully engaged by tugging firmly on the hose fitting Return Figure 5 Quick disconnects b Attach the two Clik Tite connectors fig 6 on the connector hose to the blanket
24. nd This condition may indicate the patient probe has become dislodged an incorrect probe is being used or the probe has become defective see Alerts pp 18 19 NOTE The PATIENT temperature display will flash when the patient s temperature is more than 1 1 8 F from the SET POINT temperature Such flashing occurs only in the AUTO mode Modes of Operation Monitor Mode Medi Therm III GAYMAR MEDI THERM STATUS 20007 00 Heat In Temp Cool MANUAL SILENCE LIGHTS ALARM MONITOR MONITOR YSI 400 Probe or equivalent Figure 10 Monitor Mode 7 3 Monitor Mode If in doubt that the correct probe is being used Patient Temperature Monitoring and is operating properly perform a PROBE No Therapy CHECK test p 18 10 1 2 item 4 Press MONITOR mode when no patient temperature therapy is required but monitoring of patient temperature is desired To operate in MONITOR mode 1 Perform steps 5 4 5 5 5 6 of the Start up Procedure pp 6 7 Press the MONITOR mode button upper window on the MONITOR button will light The patient s temperature will be displayed If desired change the temperature scale by pressing the C F button NOTE If the patient probe senses an abnormal patient temperature below 29 C 84 2 F or above 45 C 113 F the CHECK PATIENT PROBE alert will light e Insert plug end of patient probe into the
25. ot fold blankets 2 Check that the temperature control is operating by pressing the MANUAL mode button and then adjusting the SET POINT temperature to at least 22 3 6 F above the indicated blanket temperature This should cause the HEAT indicator to light 10 2 2 Blanket Will Not Cool Check to see if water is circulating through the blanket If there is no circulation to the blanket the CHECK WATER FLOW alert should light If CHECK WATER FLOW is lit refer to Alerts section pp 18 19 for corrective measures Do not fold blankets 2 Check that rear and side air vents are not blocked Inlet and exhaust grills should be kept clear and clean to allow air to circulate freely 3 Check that the temperature control is operating by changing the SET POINT temperature to at least 2 3 6 F below the indicated blanket temperature This should cause the COOL indicator to light 10 2 3 Machine Will Not Turn On Make sure the power cord is plugged in 2 Reset the ON OFF switch circuit breaker by turning it first off then on 3 If the machine still does not turn on remove machine from service and notify your medical equipment repair department 10 2 4 On Off Switch Is Turned On But Control Panel Is Dark And No Operating Sound Is Coming From Machine Remove machine from use and notify your medical equipment repair department Blankets Accessories Training Warranty Medi Therm III 11 0 Blank
26. ranty Contact Gaymar Technical Service if you have questions about warranty or repair 00 6 000 220 GAYMAR INDUSTRIES INC 10 Centre Drive Orchard Park NY 14127 2295 Phone 1 800 828 7341 716 662 2551 FAX 1 800 993 7890 716 662 0748
27. re may result in skin damage The application of heating or cooling may affect the toxicity of solutions Prep solutions have been reported to injure the skin when allowed to remain between patients and water circulating heating blankets during prolonged procedures A CAUTION Place a dry absorbent sheet between the patient and the blanket when using all vinyl blankets Moisture may accumulate which may result in skin damage A dry absorbent sheet placed between the patient and the Hyper Hypothermia Blanket will provide a sanitary barrier and absorb perspiration It will also promote more uniform distribution of heat Vinyl blankets with nonwoven fabric surfaces do not require an absorbent sheet when using the nonwoven side REFERENCES Gendron Unexplained Patient Burns Chap 5 p 87 Quest Publishing Co 1988 Scott Stewart M Thermal Blanket Injury in the Operating Room Arch Surg Vol 94 p 181 Feb 1967 Crino Marjanne H Thermal Burns Caused by Warming Blankets in the Operating Room Clinical Workshop Vol 29 pp 149 150 Jan Feb 1980 Gendron Francis G Journal of Clinical Engineering Vol 5 No pp 19 26 January March 1980 Moritz A R and Henriques Jr Studies of Thermal Injury Il In The Relative Importance of Time and Surface Temperature in the Causation of Cutaneous Burns J Path 23 695 1947 Stoll Alice M and Chianta Maria A Method and Rating System for Evaluat
28. reeze Single patient use blankets should be discarded after use Reusable blankets can often be repaired using a vinyl patch kit Do not return blankets to factory for repair Probe Care Do not autoclave If probe must be sterilized use any cold sterilization means except alcohol which may accelerate probe deterioration Always wipe dry Reusable probes may be cleaned with a damp cloth and mild detergent Always wipe dry Exposure to harsh chemicals will cause probe to lose flexibility and resistance to cracking Disposable probes should be discarded after use Medi Therm III Care of Medi Therm III 9 4 Probe Check Well Care The PROBE CHECK WELL should be cleaned with a small tubular brush and detergent and then wiped with a commercial disinfectant When performing the PROBE CHECK use a protective sheath on the probe Becton Dickinson catalog 3700 oral sheath or equivalent Failure to use a sheath could result in cross contamination protective sheath Figure Probe Check Well 9 5 Quick Disconnects The quick disconnects joining the connector hose to the machine may become difficult to engage This problem can be eliminated by applying a silicone base or light machine oil to the outside of the male connector prior to engagement 9 6 Draining Machine It is not necessary to drain the Medi Therm IIl machine after each use However periodic draining is recommended at
29. rom use CHECK PATIENT PROBE audible alarm can be silenced for five minutes while diagnosing problem by pressing SILENCE ALARM CHECK PATIENT PROBE alert may sound if machine is placed in MANUAL AUTO or MONITOR mode before patient probe has been inserted in patient since probe will be sensing room temperature Place probe in patient and wait five 5 minutes before pressing MANUAL AUTO or MONITOR mode button Check probe to make sure it has not become dislodged from patient Reinsert and tape securely if required Wait five 5 minutes before pressing AUTO mode button Perform PROBE CHECK a Insert probe into protective sheath and then into PROBE CHECK WELL on front of machine base fig 17 WARNING When performing the PROBE CHECK use a protective sheath on the probe Failure to use a sheath could result in cross contamination b Operate machine in MANUAL mode with a blanket connected Adjust SET POINT temperature to between 33 C 91 4 F and 37 C 98 6 F Wait until machine temperature stabilizes IN TEMP lights and patient temperature display stabilizes Blanket and patient temperature displays should read within 2 C 3 6 F of each other If not patient probe may be defective Medi Therm III Alerts Troubleshooting or incorrect probe is being used Use only YSI 400 Series probes or equivalent c If probe appears defective try another probe and repeat PROBE
30. that the correct probe is being used and is operating properly perform a PROBE CHECK test p 18 10 1 2 item 4 YSI 400 Probe or equivalent Press the AUTO mode button upper window on the AUTO button will light The CONTROL OPTION RAPID will light NOTE To prevent accidental triggering of the CHECK PATIENT PROBE alert place probe in patient and wait five 5 minutes before pressing AUTO mode button The BLANKET display will indicate blanket water temperature The PATIENT display will indicate patient temperature The SET POINT temperature will indicate the default temperature 37 C 98 6 F at start up until selecting the SET POINT temperature in step 6 p 11 f desired change the temperature scale by pressing the C F button www gaymar com P N 11027 000 9 00 Medi Therm III Modes of Operation Automatic Mode Q Adjust the SET POINT display to the prescribed patient temperature setting by pressing the V or A button to decrease or increase the SET POINT NOTE When the Medi Therm IIl machine is turned on the machine set point defaults to 32 89 6 when MANUAL mode is selected or 37 98 6 when AUTO mode is selected Once a SET POINT temperature for a mode has been selected it is retained for that mode until the SET POINT temperature is changed or the machine has been turned off The SET POINT temperature in one mode does not affect SET POINT
31. ting the additional blanket 7 1 Manual Mode To Control Blanket Temperature When operating in the MANUAL mode the Medi Therm machine regulates the BLANKET water temperature to the selected SET POINT A temperature sensor within the machine monitors water temperature and the machine heats or cools the blanket water as required to bring it to the SET POINT temperature In MANUAL mode the operator must observe the patient s temperature and manually adjust the blanket temperature to obtain the desired results To operate in MANUAL mode 1 Perform all start up procedures pp 5 7 2 Press the MANUAL mode button The upper window on the MANUAL button will light The BLANKET display will indicate blanket water temperature The SET POINT display will indicate the default temperature 32 C 89 6 F at start up until selecting the SET POINT temperature in step 4 below If desired change the temperature scale by pressing the C F button 4 Adjust the SET POINT display to the prescribed blanket temperature setting by pressing the V or A button to decrease or increase the SET POINT The STATUS display will indicate HEAT or COOL while the machine is heating or cooling the blanket water When the blanket temperature stabilizes within 1 C 1 8 F of the SET POINT temperature the IN TEMP indicator will light indicating that the desired blanket water temperature is being maintained NOTE When the M
32. turned off When filling an empty Medi Therm Ill machine add a small amount of germicidal or sanitizer solution to the water MTA33 liquid or equivalent Carefully follow manufacturer s recommended concentration to prevent algae growth within the Medi Therm IIl system and Hyper Hypothermia blanket 9 3 Do not use too much concentrate since it will result in foaming which can reduce the blanket efficiency and may damage the circulating pump Do not use bleach Bleach will damage the heating element which could result in excessive leakage NOTE The Medi Therm control panel and top surfaces can be cleaned with a soft cloth lightly dampened with isopropyl alcohol Clean up any accidental spills immediately use a cloth lightly dampened with isopropyl alcohol You may check for clarity of fluid by viewing water flowing through clear vinyl blanket Blanket Care Allow the blanket to remain connected to the Medi Therm 111 machine for about 10 minutes after the machine has been turned off This will allow most of the water to drain back into the machine Reusable blankets should be cleaned with a damp cloth and mild detergent If blankets must be sterilized use any cold sterilization means except alcohol Exposure to harsh chemicals will cause blankets to lose flexibility and reduce their resistance to cracking When storing reusable blankets they should be rolled loosely Do not allow to f
33. y or death The Medi Therm machine is provided with a means of checking rectal esophageal temperature probes When performing the PROBE CHECK p 18 10 1 2 item 4 use a disposable protective sheath on the probe Failure to use a sheath could result in cross contamination continued next column WARNING physician s order is required for setting blanket temperature and for continued use of equipment At least every 20 minutes or as directed by a physician check patient s temperature and skin condition of areas in contact with blanket also check blanket water temperature Pediatric temperature sensitive and operating room patients should be checked more frequently Failure to monitor patient may result in skin damage or inappropriate patient temperature PEDIATRICS The temperatures of infants and children are more responsive to surface heating and cooling than adults The smaller the patient the more pronounced the effect because of their higher ratio of skin contact area to body mass TEMPERATURE SENSITIVE PATIENTS Patients with impaired peripheral blood circulation caused by vascular diseases and patients who are incapacitated may be more sensitive to temperature changes than patients with more normal circulation OPERATING ROOM PATIENTS Patients with poor circulation associated with inadequate heart function reduction in blood volume and constriction of peripheral blood vessels may d
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