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SENOGRAPHE 800T om Operator Manual

1. 1 19 3 3 Right hand Section of Control 1 21 2 PREPARING AN 2 1 SECTION 1 PREPARING THE EQUIPMENT se sei Ree 2 1 SECTION 2 EXPOSURE MODE 2 2 2 1 AOP Mod da ape 2 2 2 2 ABC Mode usura A E ect RE 2 3 2 2 Contact EXpoSureS o eh ROREM WEE EP 2 4 2 2 2 Magnification vele pe EUR E VC E ee 2 4 2 2 3 Examination of Chest Wall 2 4 2 3 Manual Mode 225 exe ERR EE RET eaters Gale 2 4 2 3 1 Contact Exposures oss cives Pr RGR Rae 2 5 2 3 2 Magnification soes asang RR PI PESE E be aad eee T 2 5 2 3 3 Examination of Chest Wall sesa 2 6 SECTION 3 POSITIONING 1 re er ce E NUR ERE RES 2 6 vil GE Medical Systems SENOGRAPHE 800T REV 6 om 2135575 100 TABLE OF CONTENTS CONT CHAPTER TITLE PAGE 3 MAINTENANCE rev a the a EAS TRE ERES ERES 3 1 SECTION 1 CLEANING amp DISINFECTION 3 1 SECTION 2 PREVENTIVE MAINTENANCE 34 SECIION 3 M
2. ESL at 4 0900000 Press for rest of program GE Medical Systems SENOGRAPHE 800T REV 6 om 2135575 100 Confirm functions selection APPLICATION ap SETUP FORCE DECOMP HEIGHT AOP 1 gt 2 MES y 900090 Press to program maximum drop in O D APPLICATION 5 SETUP m MEE 0000090 Press to select Film Screen Combination on which maximum drop in O D is to be programmed MAINTENANCE Press once to go back up to maximum drop programming C 2 APPLICATION Mm 2 as SETUP 000000 IPS the film screen combination on which maximum drop in O D is to be programmed by pressing appropriate key 3 21 MAINTENANCE GE Medical Systems SENOGRAPHE 800T REV 6 om 2135575 100 APPLICATION SETUP 792922 Press selected key to increment O D value to decrement O D value 4 5 3 Confirm amp Return to Application Menu To confirm the function selected and return to the APPLICATION Menu daily use press repeatedly until focal spot focal track filter etc return Press repeatedly until daily use display returns and key lamp goes out 2 APPLICATION ZEE OE HE NEP TEES SETUP 000000 3 22 GE Medical Systems SENOGRAPHE 800T REV 6 om 2135575 100 4 6 Language Programming 4 6 1 Access to Programming Mode
3. Confirm functions selection APPLICATION UN SETUP FORCE DECOMP HEIGHT 1 gt 2 4 4 OOOQOQOO0 Press to program Decompression height GE Medical Systems SENOGRAPHE 800T REV 6 om 2135575 100 APPLICATION By increments of 1 cm to maximum Y 20 em RESSION HEIGHT 15 CM S ETU P um By decrements of 1 cm to minimum 1 00000 S To confirm DBR Press selected key Note The automatic decompression height that is being programmed represents the height from the last position of the compression paddle Example If the compressed breast thickness was 4 6 cm before decompression and a 20cm automatic decompression height has been programmed the paddle will go back up to 24 6cm MAINTENANCE If the compressed breast thickness was 8 3 cm before decompression and a 20cm automatic decompression height has been programmed the paddle will go back up to 28 3 cm Etc 4 4 3 Confirm amp Return to Application Menu To confirm the function selected and return to the APPLICATION Menu daily use press gt repeatedly until focal spot focal track filter etc return Press repeatedly until daily use display returns and key lamp goes out C 9 APPLICATION E EP TEE SETUP 000000 3 19 MAINTENANCE GE Medical Systems SENOGRAPHE 800T REV 6 om 213557
4. 4 2 2 1 3 Permissible Line Resistance 2 0 0 0 ccs eee s ea E E RI Eee 4 2 2 1 4 Generator Output ERR bop be ENERO SFR PEE 4 2 2 1 5 Anode Current REEL id 4 2 2 1 6 Generator POWER 2k cae ae Re A E 4 2 2 1 1 Duty Cycle eee Rb p DR une eee Ee d Peu 4 2 2 1 8 Inverter Resonance Frequency 4 3 2 1 9 Maximum Tolerance of Displayed Constants with and without AEC or AOP 4 3 2 1 10 Measurement Conditions 4 3 2 2 a mS 4 3 2 3 Beam limitine Devices sake et bole bpd en caesar dn cause 4 4 2 4 Special Material Specifications 4 5 SECTION ENVIRONMENT ptr eee EE Pe HERE RR dI 4 5 5 REGULATIONS kamera eC A 5 1 GE Medical Systems SENOGRAPHE 800T REV 6 om 2135575 100 Blank page GE Medical Systems SENOGRAPHE 800T REV 6 om 2135575 100 REVISION HISTORY REV DATE REASON FOR CHANGE 0 Nov 3 1995 Creation 1 March 20 1996 Update after proofreading 2 December 1996 Updated Cleaning and disinfection Section 3 June 1997 Updated 4 June 2000 The Stop symbol may be replaced for certain countries such as China Addition of Four position pedal option Update Centering device light bulb replacement section
5. Molybdenum 0 03 mm Rhodium 0 025 mm The Column electronics control the filters according to operator requirements in AEC or MANUAL mode or to software requirements in AOP mode VOLTAGE EQUIVALENCE TARGET kV half value layer Molybdenum 0 03 Mo 0 3 mm Al minimum Molybdenum 0 025 Rh 0 35 mm Al minimum GE Medical Systems SENOGRAPHE 800T REV 6 om 2135575 100 2 3 Beam limiting Devices The available collimator diaphragms and x ray formats are as follows Size printed on Color diaphragm 18x24 White Large 0 3 Large focus Full field Included in the basic configuration Large 0 3 Large focus Square collimation Included in the basic configuration White Small focus Full field Included in the basic configuration Green e Small focus Square collimation 1 5 magnification Focal spot e Usage Comments Small 0 1 Small 0 1 Included in the basic configuration 16 16 Pink Small 0 1 e Small focus Square collimation 1 8 magnification Included in the basic configuration 06 White Large 0 3 Large focus Spot collimation Optional Delivered with small round spot capability 09 Green Small 0 1 e Small focus Spot collimation 1 5 magnification Optional Delivered with small round spot capability 010 Pink Small 0 1 Small focus Spot collimation 1 8 magnification Optional Delivered with small round spot ca
6. The CE marking label is located on the bottom left hand side of the power supply cabinet z E O a H 2 z E 2 5 a 9 2 GE Medical Systems REV 6 ILLUSTRATION 1 2 EXAMINATION ARM SENOGRAPHE 800T om 2135575 100 7 12 13 2 11 5 ETE A ESSEN 15 A 1 10 1 4 GE Medical Systems REV 6 2 2 Examination Arm Note Note Note Note Note SENOGRAPHE 800T om 2135575 100 See Illustration 1 2 The Examination arm consists of 1 2 X ray Tube and Tube Housing Assembly The Collimator consists of the slot for the diaphragms It also allows easy access to the light bulb for easy replacement see Chapter 3 Section 1 Guide Rail and Compression system including compression paddle and compression paddle support Magnification Holes The Magnification plate is installed by latching the plate onto the Receptor Arm in the holes provided for the selected magnification factor To unlock the magnification plate press the lever located on the left of the mag plate and pull the plate forward as shown on label on top left side of the magnification plate Two sets of holes are provided for magnification Magnification factors 1 5 amp 1 8 are printed onto the front part of the examination arm Always make sure that the magnificatio
7. 7 502 220 32 59 613020 GEMED SU Tel Fax TIx Tel Fax Tel Fax Tel Fax 46 8 457 95 20 46 8 457 95 47 12228 CGRSWES 155 6958 geb hrenfrei 41 41 421859 90 212 75 5552 90 212 211 2571 44 753 874000 44 753 696067 111 GE Medical Systems SENOGRAPHE 800T REV 6 om 2135575 100 Blank page GE Medical Systems REV 6 Note SENOGRAPHE 800T om 2135575 100 REGULATORY REQUIREMENTS This equipment generates uses and can radiate radio frequency energy The equipment may cause radio frequency interference to other medical and non medical devices and radio communications To provide reasonable protection against such interference this product complies with emission limits for Group 1 Class A Medical Devices as stated in EN 60601 1 2 However there is no guarantee that interference will not occur in a particular installation If this equipment is found to cause interference which may be determined by switching the equipment on and off the user or qualified service personnel should attempt to correct the problem using one or more of the following measures Reorientate or relocate the affected device s Increase the separating space between the equipment and the affected device Power the equipment from a source different from that of the affected device Consult the point of purchase or the service representative for further suggestions The manufacturer
8. To access the programming mode press The APPLICATION Menu focal spot focal track filter etc disappears Press and key lights up q 2 APPLICATION y SETUP QOQOOQ 4 6 2 Selecting a Function MAINTENANCE To select a function press the key located under the symbol for that function APPLICATION dO o SETUP mc zx 4 QOOOQOQO Press for rest of program APPLICATION dO SETUP PEED FORCE DECOMP HEIGHT AOP 1 gt 2 000000 Press to display language selection menu MAINTENANCE GE Medical Systems SENOGRAPHE 800T REV 6 om 2135575 100 APPLICATION ap SETUP SETUP CASSETTE m EE a Press to display languages APPLICATION 95 SETUP LANGUAGE ENGLI 12 ENGL DEUTS ESPA a OQOOOOQ Press to display language selected ISH ITAL PORTU 4 6 3 Confirm amp Return to Application Menu To confirm the function selected and return to the APPLICATION Menu daily use press gt repeatedly until focal spot focal track filter etc return Press repeatedly until daily use display returns and lamp goes out APPLICATION 6 SETUP 0000009 3 24 GE Medical Systems SENOGRAPHE 800T REV 6 om 2135575 100 4 7 Exposure Interlock Disable The Senograph
9. For standard exposures the Bucky must be used In magnification use of the Bucky is not recommended The operator should use the cassette holder Always make sure that the magnification plate is correctly locked in place before starting an exam The system automatically selects the small focal spot 0 1 when magnification is selected i e when the appropriate small focal spot collimator diaphragm is inserted into the collimator slot The system automatically selects the large focal spot 0 3 when a 0 3 collimator diaphragm is inserted To maintain optimal image quality the user must check on the control panel display that the selected focal spot is dedicated to the selected examination mode Contact examination normal 0 3 Magnification 0 1 2 2 AEC Mode The Automatic Exposure Control AEC Mode controls density mAs and provides exposures of constant optical density GE Medical Systems SENOGRAPHE 800T REV 6 om 2135575 100 The operator selects the following parameters e Filter Mo Rh Focal spot 0 3 or 0 1 by inserting the correct collimator diaphragm Screen film combination e values The operator can modify the density correction Place the breast to be examined on the Bucky making sure the breast is properly positioned over the photocell Inhibiting commands will be displayed on the system 2 2 1 Contact Exposures z aum 2 E 52 frui z The Bucky must be used fo
10. Press and key lights up q o APPLICATION di SETUP 0000009 4 1 2 Selecting a Function To select a function press the key located under the symbol for that function APPLICATION E E SETUP d 660660606 Press for rest of program Confirm functions selection APPLICATION SETUP FORCE DECOMP HEIGHT AOP 1 gt 2 EM NE a 900009 Press to program speed of compression GE Medical Systems SENOGRAPHE 800T REV 6 om 2135575 100 APPLICATION FAST S ETU P 4 60006066 Press to display speed selected 4 1 3 Confirm amp Return to Application Menu To confirm the function selected and return to the APPLICATION Menu daily use press gt repeatedly until focal spot focal track filter etc return Press repeatedly until daily use display E returns and key lamp goes out C 2 APPLICATION E NEP TEE SETUP 000000 MAINTENANCE MAINTENANCE GE Medical Systems SENOGRAPHE 800T REV 6 om 2135575 100 4 2 Compressive Force 4 2 1 Access to Programming Mode To access the programming mode press The APPLICATION Menu focal spot focal track filter etc disappears Press and key lights up q o APPLICATION CEA a SETUP 0000009 4 2 2 Selecting a Function To select
11. danger in the hands of the unauthorized or unqualified operator Excessive exposure to x radiation causes damage to human tissue Therefore adequate precautions must be taken to prevent unauthorized or unqualified persons from operating this equipment or exposing themselves or others to its radiation Before operation persons qualified and authorized to operate this equipment should be familiar with the Recommendations of the Interna tional Commission on Radiological Protection contained in Annals Number 26 of the ICRP and with applicable national standards ATENCI N LOS APARATOS DE RAYOS X SON PELIGROSOS PARA EL PACIENTE Y EL OPERADOR CUANDO NO SE RESPETAN LAS NORMAS DE PROTECCI N Aunque este aparato est construido seg n las normas de seguridad m s estrictas la radiaci n X constituye un peligro al ser manipulado por personas no autorizadas o no cualificadas Una exposici n excesiva a la radiaci n X puede causar da os al organismo Por consiguiente se deben tomar todas las precauciones necesarias para evitar que las personas no autorizadas o no cualificadas usen este aparato lo que ser a un peligro para los dem s y para s mismas Antes de efectuar las manipulaciones las personas autorizadas y cualificadas en el uso de este aparato deben informarse sobre las normas de protecci n fijadas por la Comisi n Internacional de la Protecci n Radiol gica Anales No 26 Recomendaci nes de la Comisi n Internacional sobre la Pro
12. diaphragm is inserted into the collimator slot the system automatically selects the small focal spot 0 1 When 0 3 diaphragms are inserted the system automatically selects the large focal spot 0 3 To maintain optimal image quality the user must check on the control panel display that the selected focus is dedicated to the selected examination mode Contact examination normal 0 3 Magnification 0 1 z oe SE 2 2 4 z am 2 E 52 frui z GE Medical Systems REV 6 2 3 3 Examination of Chest Wall Note SECTION 3 PATIENT POSITIONING SENOGRAPHE 800T om 2135575 100 Select configurations and kV values When the Bucky is removed and the cassette holder is being used the mAs values are approximately divided by 2 Select configurations and kV values to suit thickness and density of region examined Use of the Bucky is mandatory Before beginning the mammogram observe the following points Before positioning the patient make a visual assessment of the breast area and note anything which may affect or be adversely affected by the correct positioning ofthe breast for the mammogram for example warts scarring or skin which is not intact In patients with large breasts perspiration under the breast can cause the skin to soften and become paper thin To position the breast properly for a mammogram in the CC position it is essential that the breast is lifted
13. 100 Corrective Actions Switch OFF and switch ON If fault continues note ALL messages and contact GEMS field service Wait until the rotation brake tempera ture goes down the message will then disappear See SET UP menu programming if automatic decompression needs to be activated Switch OFF and switch ON If fault continues note ALL messages and contact GEMS field service Switch OFF and switch ON If fault continues note ALL messages and contact GEMS field service Switch OFF and switch ON If fault continues note ALL messages and contact GEMS field service Switch OFF and switch ON If fault continues note ALL messages and contact GEMS field service Switch OFF and switch ON If fault continues note ALL messages and contact GEMS field service Note ALL messages switch the machine OFF and contact GEMS field service Switch OFF and switch ON If fault continues note ALL messages and contact GEMS field service Switch OFF and switch ON If fault continues note ALL messages and contact GEMS field service Switch OFF and switch ON If fault continues note ALL messages and contact GEMS field service It is still possible to use the small focal spot GE Medical Systems SENOGRAPHE 800T REV 6 om 2135575 100 Message Message on Control Console Explanations Meaning Corrective Actions of Message HEATING FAILURE TRACK 2 Small focal spot track is out of Switch OFF and switch ON If fault order
14. 5 1 Access to Programming Mode 1 3 20 4 3 2 Selecting 2 2 2 2 aie a d veb ee eee KE a E XE de d da 3 20 4 5 3 Confirm amp Return to Application 3 22 4 6 Language Programming 52 24 a THEE CHER rd Rt eg 3 23 4 6 1 Access to Programming Mode 3 23 4 6 2 Selecting a Function ocu ica e e esr ERES EE ERES 3 23 4 6 3 Confirm amp Return to Application 3 24 4 7 Exposure Interlock Disable RR ER RETIRER 3 25 4 7 1 Access to Programming Mode 3 25 4 1 2 Selecting a Function 266 sive etu ER rx CREE ERR 3 25 4 7 3 Confirm amp Return to Application 3 27 SECTION 5 CENTERING DEVICE LIGHT BULB REPLACEMENT 3 28 viii GE Medical Systems SENOGRAPHE 800T REV 6 om 2135575 100 TABLE OF CONTENTS CONT CHAPTER TITLE PAGE 4 SPECIFICATIONS 00550608416 oh se e 4 1 SECTION 1 PHYSICAL SPECIFICATIONS 4 1 SECTION 2 TECHNICAL SPECIFICATIONS 4 2 2 1 Electrical Specification Se ii 4 2 2 1 1 LmePowersSupply eR e ERN Rer E ER 4 2 2 1 2 Maximum Line Current
15. Chapter 3 5 February 2001 Program Sapphire M3 SPR BUCge62001 4 position Pedal option cancelled Page 1 6 AEC mode description modified page 1 1 and 2 3 Preparing an examination Chapter 2 Section 3 Patient positioning warning added coming from Senographe 2000D Error messages I25 added 6 February 2002 Program Innsbruck M3 Introduction of a new console called Console 2001 modification of corresponding 1llustrations LIST OF EFFECTIVE PAGES PAGE REVISION PAGE REVISION PAGE REVISION NUMBER NUMBER NUMBER NUMBER NUMBER NUMBER Title page 6 Safety Instruction 6 i thru xiv 6 1 1 thru 1 22 6 2 1 thru 2 6 6 3 1 thru 3 30 6 4 1 thru 4 6 6 5 1 thru 5 2 6 NUMBER FORMAT REVISION 2135575 100TPH 4 6 GE Medical Systems SENOGRAPHE 800T REV 6 om 2135575 100 Blank page xii GE Medical Systems SENOGRAPHE 800T REV 6 om 2135575 100 FOREWORD This manual is provided for SENOGRAPHE 800T operators It is designed to supply all the information required for the correct use of this equipment xiii GE Medical Systems SENOGRAPHE 800T REV 6 om 2135575 100 Blank page xiv GE Medical Systems REV 6 SECTION 1 PRESENTATION Molybdenum x ray tube AEC Mode AOP Mode MAN Mode SENOGRAPHE 800T om 2135575 100 CHAPTER 1 INTRODUCTION The SENOGRAPHE 800T is an x ray system used primarily for mammography examinations in the standing or sitting position Brea
16. MANY KVP FILTRATION COMBINATIONS ARE AVAILABLE TO BE CHOSEN FROM IN REGULAR AUTOMATIC EXPOSURE CONTROL AEC MODE THE SAME CONDITIONS ARE AVAILABLE AND MAY BE CHOSEN BY THE USER HOWEVER FOR BEST RESULTS ONLY CERTAIN CONFIGURATIONS SHOULD BE USED z 2 SE 2 iz 52 frui z Compression It is advised that sufficient breast compression be used to benefit the following image quality dose reduction advantages Compression reduces motion blurring Compression reduces geometric unsharpness by ensuring direct contact between breast and image receptor and by spreading apart glandular breast tissue Compression improves film contrast and reduces scattered radiation in proportion to the reduction in the thickness of the tissue irradiated Compression spreads the breast laterally and reduces the breast to a constant thickness This shortens exposure time and consequently reduces the average glandular dose Good compression is obtained when the breast surface is taut to the touch Decompression can be programmed to occur automatically after exposure is complete When exposure is complete automatic decompression is available by pressing the button on the right hand side of the control console Note Asa safety measure the compression system is fitted with magnetic braking to avoid the paddle falling in the event of a power cut If such a power cut occurred during an examination a force of around 5 daN co
17. a detailed description and the necessary corresponding corrective action MAINTENANCE MAINTENANCE GE Medical Systems REV 6 107 112 120 122 123 124 125 127 128 129 Message on Control Console SELECTED FILTER NOT ALLOWED xx MAXIMUM mAs xx AEC FAILURE HEATING FAILURE TRACK 1 HEATING FAILURE TRACK 2 CONSOLE COMMUNICATION FAIL LINE POWER INTERRUPTION POWER SUPPLY DEFECT CPU BATTERY ERROR MAX WAIT FOR SAME EXPO SURE xx min EXCESSIVE mAs FOR THIS MODE Explanation Meaning of Message The Filter selected by the oper ator is not allowed Maximum available mAs are equal to xxx The AEC is faulty Large focal spot Track 18 out of use Small focal spot Track is out of use generator to Control Console connection is faulty Micro power cut occurred on line supply CPU back up battery is dis charged It is necessary to wait the dis played amount of time to be able to repeat the same expo sure The amount of mAs necessary to repeat the same exposure may be too large in the mode selected by the user SENOGRAPHE 800T om 2135575 100 Corrective Actions Information message only because the Senographe Automatically selects the correct filter Information message only If mAs exceeded cell aborts exposure at 2 or 3 mAs if entire exposure cannot be made Switch OFF and switch ON If fault continues note ALL messages and contact GEMS field ser
18. displays the mAs values output In mode the readout displays the kV values selected by the operator and the mAs values output preceded by the letter A In manual mode the readout displays the kV and mAs values selected by the operator kV selection The kV values are displayed 22 through 35 in steps of 1 kV viathe knurled knob 14 positions At end of travel there is no mechanical stop the readout displays the maximum or minimum kV values 22 kV or 35 kV In AOP mode rotating the knob has no effect mAs selection The mAs values are displayed 4 through 600 mAs via the knurled knob At end of travel there is no mechanical stop the readout displays the minimum or maximum mAs values 4 or 600 mAs In AOP and AEC mode turning the knob has no effect AOP AEC and Manual Mode selection The key selects the AOP AEC and Manual modes successively The AOP mode is broken down into three positions allowing three priorities CNT contrast priority STD standard dose contrast compromise DOSE dose reduction priority Pressing the key selects the Contrast Standard and Dose priorities At the start of compression the three priorities are displayed on the kV readout When the exposure is complete the initial letter of the code selected is displayed on the kV readout The filter is selected automatically pressing the key for each has no effect The following can be selected via their keys screen film combi
19. is not responsible for any interference caused either by the use of interconnect cables other than those recommended or by unauthorized changes or modifications to this equipment Unauthorized changes or modifications could void the user s authority to operate the equipment To comply with the regulations applicable to an electromagnetic interface for a Group 1 Class A Medical Device all interconnect cables to peripheral devices must be shielded and properly grounded Use of cables not properly shielded and grounded may result in the equipment causing radio frequency interference in violation of the European Union Medical Device directive and FCC regulations GE Medical Systems SENOGRAPHE 800T REV 6 om 2135575 100 This product complies with the regulatory requirements of the following Council Directive 93 42 EEC concerning medical devices when it bears the following CE marking of conformity C 0459 For a system the location of the CE marking label is described in the system manual European registered place of business GE Medical Systems Europe Quality Assurance Manager BP 34 F 78533 BUC CEDEX France Tel 33 0 1 30 70 40 40 Green QSD 1990 Standard issued by MDD Medical Devices Directorate Department of Health UK Medical Device Good Manufacturing Practice Manual issued by the FDA Food and Drug Administration Department of Health USA Underwriters Laboratories Inc UL an independent tes
20. use A SEMICRITICAL device is one which contacts mucous membranes but does not penetrate normally sterile areas of the body Such devices e g endoscopes speculum should be made sterile whenever practical but high level disinfection is usually acceptable prior to use A NONCRITICAL device is one which contacts intact skin during routine use Such devices e g patient exam tables blood pressure cuff etc present a much lower risk of infection and therefore a low level disinfection is usually acceptable However in cases when there is concern for cross contamination an intermediate level disinfection should be done between patients The patient contact surfaces of mammography equipment are noncritical and either low level or intermediate level disinfection is adequate for routine use These surfaces are the Bucky cassette holder compression paddles and magnification plate Other surfaces that may have casual contact with the patient and should be considered for intermediate level disinfection are the face shield and tummy shield Improper cleaning methods or the use of certain cleaning and disinfecting agents can damage the equipment cause poor imaging performance or increase the risk of electric shock To avoid possible injury or equipment damage Do not use harsh detergents abrasive cleaners high alcohol concentration or Methanol at any concentration If skin preparations contain high alcohol concentrations allow sufficie
21. 3kW maximum 2 1 7 Duty Cycle The generator is always limited by the tube The generator can supply an average power 100 to the tube This example represents one 30 kV 200mAs exposure each minute 42 GE Medical Systems SENOGRAPHE 800T REV 6 om 2135575 100 2 1 8 Inverter Resonance Frequency 140 kHz approx 2 1 9 Maximum Tolerance of Displayed Constants with and without AEC or AOP 2 M1 M1 mAs 5 mAs M4 M4 M accuracy of the instruments used for the test MI 0 6 kV 1 5 Dynalizer accuracy in cathode to ground configuration 0 1 mAs 2 6 Dynalizer accuracy 1 Accuracy of the measuring device M4 Accuracy of the measuring device 2 1 10 Measurement Conditions Connect a voltage divider in series with the x ray tube and measure the voltage with an oscilloscope mAs Use a waveform analyzer connected in series with the x ray tube The oscilloscope receives a signal proportional to the high voltage applied to the tube The mAs values are given by TI mAs idt T2 Where is the time at which the high voltage reaches 75 of its maximum value and T is the time at which the high voltage returns to 7596 of the maximum value 2 E 5 O n 0 2 2 Filters The filters are installed on a disk driven by a stepping motor which moves from one filter to the other Two different filters are supplied
22. 5 100 4 5 Minimum Optical Density Selection A target Optical Density has been programmed based on your recommendations by the GE field service engineer during the installation of your Senographe 800T The machine will never allow an exposure if this target optical density cannot be reached except if a maximum allowable drop in optical density has been programmed If this is the case then in case the target optical density cannot be reached the machine will allow the optical density to drop by the programmed value Example If the target optical density has been set at 1 6 and a maximum allowable drop of 0 2 has been programmed then the Senographe 800 will allow the optical density to drop down to 1 6 0 2 1 4 if the target optical density cannot be reached In order to guarantee best results the programming of this maximum allowable drop must done by the GE field service engineer If you do not wish to allow any drop in optical density then a value of zero must be programmed for the maximum allowable drop 4 5 1 Access to Programming Mode To access the programming mode press gt The APPLICATION Menu focal spot focal track filter etc disappears Press and key lights up q 2 APPLICATION d SETUP 4 5 2 Selecting a Function To select a function press the key located under the symbol for that function APPLICATION UD E
23. 8 x 24 Bucky The Film Holder Assembly can receive both the 18x24 and 24x30 Buckys and the 18x24 cassette holder It is also equipped with the AEC photocell The Bucky and cassette holder are installed on top of the Film Holder Assembly Removal Grip Bucky or cassette holder by its sides and pull forward to remove Insertion Slide Bucky or cassette holder on film holder assembly Check that the Bucky pin located at the back of the Bucky is engaged in the pin guide located in the film holder assembly Push Bucky or cassette holder in fully z E 5 a H 2 z E 2 5 a 9 2 GE Medical Systems REV 6 Note SENOGRAPHE 800T om 2135575 100 Front adjustment of the photocell position is accomplished via aleverlocated on either side of the film holder assembly Five positions are available to suit patient anatomy Patient handles The patient can steady herself during the examination by holding the handrail located on either side of the examination arm The Up Down and Rotation control buttons are located at the top and bottom of each handrail The light centering switch is also located at the top and bottom of each handrail Rotation of 180 to 160 is available Red light for cassette detection and exposure inhibit The Senographe 800T is equipped with an exposure interlock feature which prevents an exposure from being made if there is no cassette in the Bucky cassette hol
24. DENSITY TARGET The target pre programmed Information message only no action is NOT REACHED optical density cannot required from the user The machine reached The machine will will do the exposure make the exposure by allowing the optical density to go down to the minimum acceptable value programmed during installation BACKUP mAs 50 EXPO Maximum 50 exposure Wait for cooling time to terminate or SURE INHIBITED is inhibited lower kV values in AEC mode MAXIMUM mAs EXCEEDED Maximum mAs set at installa Lower mAs values tion are exceeded This mes sage appears only if a value below 600mAs was calibrated at installation ARM NOT PRESENT Bad system configuration Switch OFF then ON If the fault con tinues note ALL messages and con tact GEMS field service engineer SELECTED FILM SCREEN 15 The selected film screen pair Press the screen film button to selecta UNCALIBRATED 18 not calibrated calibrated pair If the fault continues note ALL messages and contact GEMS field service engineer TUBE HOUSING OVER TEM The temperature of the tube Wait for the tube housing temperature PERATURE housing is too high gt 65 C to fall EXPOSURE TOO LONG The exposure is too long This Increase the kV value and reduce the message only appears in mAs value manual mode COLLIM RECEIVER INCOM The size of the collimator blade Check collimator blade size and insert inserted in the
25. EDIATE LEVEL DISINFECTION Patient contact surfaces may be disinfected with a suitable liquid chemical germicide Surfaces must first be cleaned of all visible contamination see above The liquid germicide musthave a minimum contact time with the surface to be effective Equipment parts should be sprayed with a fine mist applicator or wiped with a wet cloth or sponge as directed by the instructions for use provided with the germicide If needed removable parts not containing electrical components compression paddles and magnification plate can be removed and immersed Further rinsing or wiping with clear water and drying with a soft cloth should be done to remove any germicide residue that may remain Take care to avoid liquid entry to internal equipment parts HIGH LEVEL DISINFECTION In the event you feel a high level disinfection 18 necessary due to equipment contact with breached skin or being used with infected or immune compromised patients the same patient contact surfaces may be high level disinfected with a liquid chemical germicide rated for high level disinfection The same process used as that for intermediate level disinfection is generally followed however the time of contact is usually much longer for high level disinfection RECOMMENDED GERMICIDES The following legally marketed products have been used on GE equipment without causing equipment damage Low or Intermediate Disinfection LpHse manufactured by Calgon Vestal
26. ESSAGES siii aaa ida e 3 5 SECTION 4 MEDICAL PROGRAMMING 3 12 4 1 Compression 1 242 RARO dd eos P 3 12 4 1 1 Access to Programming Mode 3 12 4 1 2 Selecting a Function e PR REI E PRESE Dh ele 3 12 4 1 3 Confirm amp Return to Application 3 13 4 2 Compressive Force iras one enone ME Dus 3 14 4 2 1 Access to Programming Mode 3 14 4 2 2 Selecting a Function iii e ei dene den 3 14 4 2 3 Confirm amp Return to Application 3 15 4 3 Automatic Decompression 2 2 2222222222 2 2 9 4 554 A Es 3 16 4 3 1 Access to Programming Mode 3 16 4 3 2 Selecting a FUNCION voir oe Adee GLY ER PIG 3 16 4 3 3 Confirm amp Return to Application 3 17 4 4 Decompression Height Gh Gane bla 3 18 4 4 1 Access to Programming Mode 1 3 18 4 4 2 Selecting a Function eiii moros sek heh e p ek 3 18 4 4 3 Confirm 4 Return to Application 3 19 4 5 Minimum Optical Density Selection 3 20 4
27. ETUP a 000000 Press to display needed cassette detection status Press YES to disable exposure if there is no cassette in the bucky or if the cassette has not been changed Press to allow exposure even if there is no cassette in the bucky or if there 15 no bucky physicist testing for example The machine automatically selects YES each time the unit is powered ON Regardless of the previous selection 3 26 GE Medical Systems SENOGRAPHE 800T REV 6 om 2135575 100 4 7 3 Confirm amp Return to Application Menu To confirm the function selected and return to the APPLICATION Menu daily use press gt repeatedly until focal spot focal track filter etc return Press repeatedly until daily use display returns and lamp goes out C 2 APPLICATION OE EE NETTE SETUP QOOQOOQ MAINTENANCE 3 27 MAINTENANCE GE Medical Systems SENOGRAPHE 800T REV 6 om 2135575 100 SECTION 5 CENTERING DEVICE LIGHT BULB REPLACEMENT When the light bulb ofthe centering device fails it can be easily replaced by the user following the instructions below This operation takes only one minute after the bulb has cooled down Use the spare bulb in the first aid kit You are advised to order a new replacement bulb now from your local GE After Sales Service or by using the accessory catalogues DIA Num ris THE BULB AND ITS PROTECTION COVER MAY BE VER
28. For example when the breast does not cover the entire photocell when examining breasts with silicone implants or when making examinations of extremities hands The new ergonomic design coupled with features like digital readouts for gantry angle breast compressed thickness breast compression force and manual compression fine tune ensures speed accurate positioning and ease of use with examination comfort for the patient 1 1 z E O a 2 GE Medical Systems SENOGRAPHE 800T REV 6 om 2135575 100 z ILLUSTRATION 1 1 THE SENOGRAPHE 800 b co E z ES 1 3 5 4 a 8 LL 6 1 2 GE Medical Systems REV 6 SECTION 2 DESCRIPTION 2 1 Senographe 800T Note Examination Arm Rotation Shaft Column Emergency Stop Note SENOGRAPHE 800T om 2135575 100 See Illustration 1 1 The SENOGRAPHE 800 is composed of the following components Column Readout for arm angulation breast compressed thickness and compression force Emergency Stop push button Control console Examination arm X Ray protective shield Rotation shaft ES US p Red light for cassette detection amp exposure inhibit e The Senographe 800T is equipped with an exposure interlock feature which prevents an exposure from being made if the
29. GE Medical Systems Technical Publications CE vise 2135575 100 Revision 6 SENOGRAPHE 800 om Operator Manual do not duplicate Copyright 1995 1996 1997 2000 2002 by General Electric Co ATTENTION LES APPAREILS RAYONS X SONT DANGEREUX LA FOIS POUR LE PATIENT ET POUR LE MANIPULATEUR SI LES MESURES DE PROTECTION NE SONT PAS STRICTEMENT APPLIQUEES Bien que cet appareil soit construit selon les normes de s curit les plus s v res la source de rayonnement X repr sente un danger lorsque le manipulateur est non qualifi ou non averti Une exposition excessive au rayonnement X entra ne des dommages l organisme Par cons quent toutes les pr cautions doivent tre prises pour viter que les personnes non autoris es ou non qualifi es utilisent cet appareil cr ant ainsi un danger pour les autres et pour elles m mes Avant chaque manipulation les personnes qualifi es et autoris es se servir de cet appareil doivent se renseigner sur les mesures de protection tablies par la Commission Internationale de la Protection Radiologique Annales 26 Recommandations de la Commission Internationale sur la Protection Radiologique et les normes nationales en vigueur WARNING X RAY EQUIPMENT IS DANGEROUS TO BOTH PATIENT AND OPERATOR UNLESS MEASURES OF PROTECTION ARE STRICTLY OBSERVED Though this equipment is built to the highest standards of electrical and mechanical safety the useful x ray beam becomes a source of
30. Laboratories St Louis MO U S A EPA Reg No 1043 92 510 k K931342 VESPHENE Ilse manufactured by Calgon Vestal Laboratories St Louis MO U S A EPA Reg No 1043 87 510 k K931573 GE Medical Systems SENOGRAPHE 800T REV 6 om 2135575 100 High Level Disinfection CIDEX manufactured by Johnson amp Johnson Medical Inc Arlington TX U S A EPA Reg No 7078 1 EPA Est No 36126 PR 1 510 k K924434 Always follow the germicide manufacturer s instructions and precautions for CAUTION mixing storage method of application contact time rinsing requirements protective clothing shelf life and disposal to help assure effective and safe use of the product MAINTENANCE MAINTENANCE GE Medical Systems SENOGRAPHE 800T REV 6 om 2135575100 SECTION 2 PREVENTIVE MAINTENANCE Despite its inherent qualities the Senographe 800T requires minimum maintenance A maintenance program whose frequency varies according to the type of use of the equipment is outlined in the table below Maintenance Program Description Diagnostic Screening Procedure Check belt tension Lubricate elevator movement screw grease bearings Check elevator movement speed Compression system Check belt tension Lubricate compression bar grease bearings Check compression force calibration Check maximum compression force 20 daN Check limit force of programmed compression Check resist
31. SENOGRAPHE 800T REV 6 om 2135575 100 Blank page z 2 5 a 9 2 GE Medical Systems REV 6 SENOGRAPHE 800T om 2135575 100 CHAPTER 2 PREPARING AN EXAMINATION SECTION 1 PREPARING THE EQUIPMENT Note Note Note Set the image receptor field size collimator diaphragm and compression paddle for the required view For standard exposures use 18x24 cm or 24x30 cm cassettes and a compression paddle suitable for the selected format Use of the Bucky is mandatory for contact views The cassette holder must only be used in Magnification For best results in AOP and in order to have the correct fit between the bucky and the compression paddle it is mandatory to match the format of the compression paddle with the format of the bucky when in contact mode i e use the 18 x 24 compression paddle with the 18 x 24 Bucky and use the 24 x 30 paddle with the 24 x 30 Bucky The 24 x 30 paddle must not be used with the 18 x 24 Bucky The Senographe 800T is equipped with an exposure interlock feature which prevents an exposure from being made if there is no cassette in the Bucky cassette holder or if the cassette from the previous exposure has not been changed However it is possible for special purposes such as physicist testing for example to disable this interlock see chapter 3 for a detailed explanation Trying to make an exposure without a cassette in the Bucky Cassette holder or without havi
32. UMN FAILURE Failure in the column system Switch OFF and switch ON If fault continues note ALL messages and contact GEMS field service 501 ABORTED EXPOSURE Exposure in progress has been Press RESET and start exam again aborted because exposure but ton was released by the opera tor before the end of exposure 502 EXPOSURE ABORTED BY Exposure was aborted by Press RESET and start exam again ARCING equipment because in excess of eight X Ray tube arcings were produced during the exposure so far 5 03 EXPOSURE ABORTED BY Exposure aborted by Press RESET change parameters and AEC because not enough mAs are start the exam again available to make exposure MAINTENANCE REV 6 5 08 509 510 511 5 12 GE Medical Systems SENOGRAPHE 800T om 2135575 100 Explanation Meaning of Message Corrective Actions Message on Control Console kV TOO LOW kV values are too low to use Raise kV values AEC should exceed 24 kV REQUIRED POWER IS TOO Power requested in manual Lower kV or mAs values HIGH mode is too high NO COMPRESSION Breast is not compressed Breast compression is Mandatory in DETECTED AOP Compress the breast GENERATOR COOLING Generator requires xxx seconds Wait for cooling time to terminate or XXX S to cool lower mAs values in manual mode TUBE COOLING xxxs Tube requires xxx seconds to Wait for cooling time to terminate or cool lower mAs values in manual mode OPTICAL
33. Y HOT LEAVE WARNING THE CENTERING DEVICE SWITCHED OFF TO COOL DOWN FOR TWENTY 20 MINUTES BEFORE REMOVING THE BULB 1 Switch off the Senographe 800T 2 Atthe back of the collimator remove the cover 1 by pulling on the handle at the bottom 2 3 28 GE Medical Systems SENOGRAPHE 800T REV 6 om 2135575 100 3 Open the bulb protection cover 1 by pulling down on it and pivoting as shown in the illustration 4 8 Note The symbol located on the collimator cover means that you must read appropriate chapter in the operator manual before taking any action MAINTENANCE 3 29 MAINTENANCE GE Medical Systems REV 6 SENOGRAPHE 800T om 2135575 100 4 To remove the bulb from its housing hold it by its white part 1 and raise the lever 2 Discard the used bulb 5 Remove the packing of the new bulb WARNING WARNING ONLY HOLD THE BULB BY ITS WHITE PART DO NOT TOUCH THE GLASS PART WITH BARE FINGERS OR THE BULB MAY BE PERMANENTLY DAMAGED e IF YOU ACCIDENTLY TOUCH THE GLASS PART OF THE BULB WITH YOUR SKIN CLEAN THE BULB CAREFULLY WITH A SOFT CLOTH CAMPENED WITH ALCOHOL e TO AVOID ANY INCIDENTS YOU ARE ADVISED TO WEAR COTTON OR LATEX GLOVES WHEN REPLACING THE BULB OR TO USE THE BULB PACKING WHEN HANDLING THE BULB Align the two different sized pins of the new bulb with its socked and push the bulb upwards Close the bulb protection cover by p
34. a function press the key located under the symbol for that function APPLICATION UD E ES SETUP m E S 4 QOOQOQ Press for rest of program Confirm functions selection APPLICATION UN o SETUP FORCE DECOMP HEIGHT AOP 1 gt 2 CA E 4 Press to program maximum compression force GE Medical Systems REV 6 APPLICATION 00 Press selected key 4 2 3 Confirm amp Return to Application Menu SENOGRAPHE 800T om 2135575 100 Byincrements of 1 daN to maximum 20 daN O By decrements of 1 daN to minimum 4 daN 3 To confirm To confirm the function selected and return to the APPLICATION Menu daily use press gt repeatedly until focal spot focal track filter etc return Press repeatedly until daily use display E returns and key lamp goes out 9 APPLICATION AUTO AUTO 0 A msEt 000000 MAINTENANCE SETUP MAINTENANCE GE Medical Systems SENOGRAPHE 800T REV 6 om 2135575 100 4 3 Automatic Decompression 4 3 1 Access to Programming Mode To access the programming mode press The APPLICATION Menu focal spot focal track filter etc disappears Press and key lights up q o APPLICATION CEA a SETUP 0000009 4 3 2 Selecting a Function To select a function press the key located under th
35. ance of belts in decompression Check thickness measurement in compression 15000 15000 exposures exposures or 6 months Check brake in rotation Image quality Check field covered by X Ray beam Check field covered by centering light Measure half value layer Measure the dose Check density reference exposure Miscellaneous 15000 15000 Clean format detectors exposures exposures Inspect accessories including grids Replace the two belts of compression system exposures Replace battery in microprocessor board Or 18 months 3 4 GE Medical Systems SENOGRAPHE 800T REV 6 om 2135575 100 SECTION 3 MESSAGES Three types of messages may be displayed for the user on the gantry or on the Control Console Ixx Information message fault message which does not inhibit the exposure Error message fault inhibits the exposure 577 Stop message exposure is stopped due to incorrect use of equipment A message displayed on the Control Console has 40 characters The first three characters are identification characters The next 28 characters comprise the message The seven remaining characters are also identification characters Example 169 MAGNIFICATION FAILURE 172 088 When calling the Field Service of GEMS it is essential to note each message in its entirety Listed below by type are all the messages which can appear on the Control Console together with
36. away from the chest wall and gently pulled forward in order to visualize the maximum amount of breast tissue Such pulling and lifting is necessary for correct positioning but can cause damaged skin to tear slightly and may cause bleeding If any condition exists which may cause unusual discomfort or tearing of the skin the patient should be told of the importance of correct positioning and should be warned in advance of the possibility that minor tearing and or slight bleeding might occur Use suitable techniques for the positioning of patients with breast implants GEMS can take no responsibility for injury to the patient caused by the use of heating or warming devices external to the system GE Medical Systems REV 6 SECTION 1 CLEANING amp DISINFECTION SENOGRAPHE 800T om 2135575 100 CHAPTER 3 MAINTENANCE GENERAL INFORMATION Adequate cleaning and disinfection is necessary to prevent disease transmission Be sure to thoroughly clean and disinfect equipment surfaces that contact the patient and all equipment surfaces likely to become soiled during use The level of disinfection required for a patient contact device depends on the type of contact that occurs A CRITICAL device is one which routinely penetrates the skin or mucous membranes during use and therefore poses a high risk of infection if it is not sterile Such devices e g surgical instruments needles catheters or infusion sets must be made sterile prior to
37. collimator slot correct collimator blade into the colli and the size of the image recep mator slot tor are incompatible GE Medical Systems SENOGRAPHE 800T om 2135575 100 2 m lt Explanation Meaning Message Message on Control Console Corrective Actions of Message 531 INTERLOCK OFF Some of the interlocking fea Switch OFF then ON If the fault con tures in the machine are inhib tinues note ALL messages and con ited tact GEMS field service engineer 5 51 UNEXPOSED CASSETTE MIS There 15 no cassette in the Insert a cassette in the Bucky or SING Bucky or the previous cassette removed the exposed cassette and has been exposed and has not insert a new unexposed cassette been changed If the message is still displayed check that the Bucky is correctly engaged Ifthe message is still displayed after this last check not ALL messages and contact GEMS field service engineer 552 BUCKY INITIALIZATION This message is displayed for Wait the 20 seconds and then make 20 seconds only after power up exposure or after Bucky is changed Exposure is not allowed during these 20 seconds MAINTENANCE 3 11 MAINTENANCE GE Medical Systems SENOGRAPHE 800T REV 6 om 2135575 100 SECTION 4 MEDICAL PROGRAMMING 4 1 Speed of Compression 4 1 1 Access to Programming Mode To access the programming mode press gt The APPLICATION Menu focal spot focal track filter etc disappears
38. continues note ALL messages and contact GEMS field service It is still possible to use the large focal spot Calibration parameters have Switch OFF and switch ON If fault been modified continues note ALL messages and contact GEMS field service The CPU board or the interface Switch OFF and switch ON If fault board are out of order continues note ALL messages and contact GEMS field service E 12 CHECKSUM ERROR CPU or INTERFACE FAILURE COLLIMATOR FAILURE The collimator sensors are out Switch OFF and switch ON If fault of order continues note ALL messages and contact GEMS field service FILTER POSITIONING FAIL URE Filter rotation is out of order so Switch OFF and switch ON If fault good filter positioning is not continues note ALL messages and ensured Exposure is inhibited contact GEMS field service The compression system is out Switch OFF and switch ON If fault of order or accurate thickness continues note ALL messages and calculation is failing in AOP contact GEMS field service In case of COMPRESSION FAILURE MAINTENANCE mode thickness failure the AEC and manual modes will still be working E71 BUCKY FAILURE Bucky cannot be moved under Remove Bucky then reinstall Bucky normal conditions Make a Rad Prep Switch OFF and switch ON If fault continues note ALL messages and contact GEMS field service exposures can be made without the Bucky E72 COL
39. creen film Combination SFC selection In AOP and AEC modes press key to select screen film combination speed The cycle turns on the number of SFCs calibrated at installation maximum of five SFCs can be calibrated The name of the SFC specified at installation appears on the readout Pressing this key in manual mode has no effect GE Medical Systems SENOGRAPHE 800T REV 6 om 2135575 100 Blank page z E a 9 2 GE Medical Systems SENOGRAPHE 800T REV 6 om 2135575 100 ILLUSTRATION 1 6 CENTRAL SECTION OF CONTROL KEYBOARD Control Console CDRH z E 2 a 9 2 i 9 Control Console 2001 in forward production from february 2002 ER 1 18 GE Medical Systems REV 6 SENOGRAPHE 800T om 2135575 100 3 2 Central Section of Control Console Keyboard See Illustration 1 6 The central section of the Control Console Keyboard is used to select and display the kV and mAs values 1 kV and mAs Readout In AOP modethe readout displays the kV values selected by the system and the mAs values output At start of compression the kV readout displays the code of the mode selected CNT STD and DOSE The mAs readout displays the AUTO mode At end of exposure the kV readout displays the kV values selected The kV readout displays the first letter of the code of the selected mode C S or D and the mAs readout
40. ction 3 Centering Light ON button Press key to illuminate centering light for 30 seconds The key is illuminated Exposure Interrupt lamp yellow indicator lamp When the exposure is Interrupted the lamp is illuminated and a buzzer sounds Hit key to stop buzzer and reset system Rad Prep activates green indicator lamp Press key to prepare the exposure anode rotation When lamp is illuminated exposure can be triggered If Rad Prep is released before the lamp is illuminated the preparation is canceled When the green lamp is illuminated preparation stops one second after release Exposure button Press and hold to make exposure To stop exposure immediately release key A buzzer sounds at the end of exposure In AOP mode and following preparation anode rotation the total exposure is split into three phases 1 Atestexposure of 15 ms is made It allows selection of the optimum kV and filter combination in the selected priority 2 A pause during which the kV and filter are put in place 3 An exposure during which the X Ray exposure is made The operator should maintain pressure on the button until the buzzer stops Compression release button Press to release compression The compression paddle automatically moves up to the pre programmed autodecompression height If autodecompression is ON it is not necessary to press the compression release button z E O a H 2 GE Medical Systems
41. der or if the cassette from the previous exposure has not been changed However it is possible for special purposes such as physicist testing for example to disable this interlock see chapter 3 for a detailed explanation Trying to make an exposure without a cassette in the Bucky Cassette holder or without having changed the cassette between two exposures will make the red light 15 come ON The exposure will be inhibited It is not recommended to remove the exposed cassette from the Bucky Cassette holder by pushing it out with another cassette This would prevent the exposure interlock feature from functioning correctly When inserting a cassette in the Bucky make sure that it is inserted all the way in and firmly held between the two stoppers GE Medical Systems REV 6 2 3 Basic Accessories The accessories delivered with the basic configuration of the SENOGRAPHE 800 consist of 18 x 24 capability including SENOGRAPHE 800T om 2135575 100 z E O a H 2 18 24 cm Bucky 18 24 cm cassette holder for magnification 18 x 24 cm compression paddle 18x 24 collimator diaphragm for large focal spot 18x 24 collimator diaphragm for small focal spot Square spot capability including Square spot compression paddle Square spot collimator diaphragm for large focal spot Square spot collimator diaphragm for small focal spot 1st magnification factor Square spot collimator diaphragm for small f
42. e 800T is equipped with an exposure interlock feature which prevents an exposure from being made if there is no cassette in the Bucky or if the cassette from the previous exposure has not been changed Trying to make an exposure without a cassette in the Bucky or cassette holder or without having changed the cassette between two exposures will result in a beep sound and the red indicator light located above the Bucky will come ON The exposure will be inhibited However itis possible for special purposes such as physicist testing to disable this interlock Note The Senographe 800T AUTOMATICALLY enables exposure interlock when powered on 4 7 1 Access to Programming Mode Press and key lights up 2 APPLICATION LEA SETUP 000000 MAINTENANCE 4 7 2 Selecting a Function To select a function press the key located under the symbol for that function APPLICATION E ae SETUP CA 5 4 900000 Press for rest of program 3 25 MAINTENANCE GE Medical Systems REV 6 Note SENOGRAPHE 800T om 2135575 100 APPLICATION qo SETUP FORCE DECOMP HEIGHT AOP 1 gt 2 A 000000 Press to display exposure interlock selection menu APPLICATION qp E ies SETUP CE ME 4 000000 Press to display exposure interlock APPLICATION dD EET DETECTION YES S
43. e symbol for that function APPLICATION UD E ES SETUP m E S 4 QOOQOQ Press for rest of program Confirm functions selection APPLICATION UN SETUP FORCE DECOMP HEIGHT 1 gt 2 4 4 0606666 Press to program Decompression GE Medical Systems SENOGRAPHE 800T REV 6 om 2135575 100 APPLICATION dO o SETUP EXPOSURE DECOMP YES NO CAS 4 Press to display end of exposure decompression status 4 3 3 Confirm amp Return to Application Mode To confirm the function selected and return to the APPLICATION Menu daily use press gt repeatedly until focal spot focal track filter etc return Press repeatedly until daily use display E returns and key lamp goes out C 2 APPLICATION NEP TER SETUP 000000 MAINTENANCE MAINTENANCE GE Medical Systems SENOGRAPHE 800T REV 6 om 2135575 100 4 4 Decompression Height 4 4 1 Access to Programming Mode To access the programming mode press The APPLICATION Menu focal spot focal track filter etc disappears Press and key lights up q o APPLICATION CEA a SETUP 0000009 4 4 2 Selecting a Function To select a function press the key located under the symbol for that function APPLICATION UD E ES SETUP m E S 4 QOOQOQ Press for rest of program
44. ems Tel 1 305 497 1200 Latin America Headquarters 5101 NW 21st Avenue Suite 350 FORT LAUDERDALE FL 33309 USA ASIA NIPPON Japan GEMSA Headquarters Tel 81 426 48 2940 GE Medical Systems Asia Fax 81 426 48 2905 67 4 Takakura Hachioji TOKYO 192 0033 JAPAN REST OF ASIA GE Pacific Pte Ltd GEMS Asia 65 291 8528 South East Asia Pacific Operations SEAPO Fax 465 291 7006 298 Tiong Bahru Road 15 01 06 Tiong Bahru Plaza SINGAPORE 0316 GE Medical Systems REV 6 BELGIE BELGIQUE Belgium GE Medical Systems Benelux NV SA Manhattan Center Bolwerklaan 2109 Avenue du Boulevard B 1210 BRUSSEL BRUXELLES DANMARK Denmark GE Medical Systems Danmark Skovlytoften 4 DK 2840 HOLTE DEUTSCHLAND Germany GE Medical Systems Deutschland GmbH amp Co KG Martin Behaim Strasse 10 D 63263 NEU ISENBURGS ESPANA Spain GE Medical Systems Avda de Europa 22 Parque Empresarial la Moraleja E 28100 ALCOBENDAS FRANCE France GE Medical Systems 283 rue de la Mini re BP34 F 78533 BUC CEDEX HELLAS Greece GE Medical Systems Hellas 41 Nikolaou Plastira Street GR 171 21 NEA SMYRNI ITALIA Italy GE Medical Systems Italia Viale Fulvio Testi 28 8 20126 MILANO NEDERLAND Netherlands GE Medical Systems Nederland B V Hambakenwetering 1 NL 5231 DD S HERTOGENBOSCH STERREICH Austria GE GesmbH Medical Systems Austria Prinz Eugen Strasse 8 8 A 1140 WIEN POLSKA Poland GE Med
45. es after chang ing the light bulb note ALL messages and contact GEMS field service 169 MAGNIFICATION FAILURE The magnification sensors are Remove magnification stand then not functioning correctly reinstall the mag stand If fault contin ues Switch OFF and switch ON If fault still continues note ALL mes sages and contact GEMS field service I 70 COMPRESSION FAILURE Accurate thickness calculation Switch OFF and switch ON If fault is failing continues note ALL messages and 5 contact GEMS field service AEC and manual modes will still be working 6 with a default thickness mode is 5 not available 171 COMPRESSION ADJUST The manual fine tune adjust Switch OFF and switch ON If fault MENT FAILURE ment of the compression is not continues note ALL messages and working contact GEMS field service Compres sion is still working but without manual adjustment capability 172 COLUMN MOTION FAILURE Elevator is not functioning cor Switch OFF and switch ON If fault rectly continues note ALL messages and contact GEMS field service I73 ROTATION BRAKE FAILURE Brake rotation is not function Switch OFF and switch ON If fault ing properly or gantry angle continues note ALL messages and measurement is defective contact GEMS field service If only gantry angle is defective the rotation brake will still be performing cor rectly I74 FAN FAILURE The cooling fan is out of order Note ALL messages and contact GEMS fie
46. ical Systems Polska Krzywickiego 34 02 078 WARSZAWA PORTUGAL Portugal GE Medical Systems Portuguesa S A Rua S da Bandeira 585 Apartado 4094 4002 PORTO CODEX EUROPE NL Tel 32 2 644 09 38 F Tel 32 2 644 08 42 LUX Tel 0800 2973 Fax 32 2 207 73 33 Tel 45 45 51 00 55 Fax 445 42 42 59 89 Tel 49 6102 36 0 Fax 49 610 36 2588 Tel 34 91 663 25 00 Fax 34 91 663 25 01 Tel 33 0 1 30 70 40 40 Tel 30 1 93 24 582 Fax 30 1 93 58 414 39 02 64 22 01 Fax 39 02 64 22 0401 Tel 31 73 6 457 457 Fax 31 73 6 441 233 Tel 0660 8651 geb hrenfrei Fax 443 1 505 38 74 Tix 136314 Tel 48 2 625 59 62 Fax 448 2 615 59 66 Tel 4351 2 2007696 97 Fax 4351 2 2084494 22804 SENOGRAPHE 800T om 2135575 100 GE Medical Systems REV 6 ROSSIYA Russia GE Medical Systems Kosmodamianskaya nab 52 Bldg 1 6th Floor 113054 MOSCOW SVERIGE Sweden GE Medical Systems Box 6768 St Eriksgatan 117 113 85 STOCKHOLM SCHWEIZ SUISSE Switzerland GE Medical Systems Schweiz AG Sternmattweg 1 CH 6010 KRIENS TURKIYE Turkey GE Medical Systems Turkiye A S Mevluk Pehliran Sodak Yilmaz Han No 24 Kat 1 Gayretteppe ISTANBUL UNITED KINGDOM IGE Medical Systems Coolidge House 352 Buckingham Avenue SLOUGH Berkshire SL1 4ER SENOGRAPHE 800T om 2135575 100 Tel 7 095 935 72 41 Fax 7 095 935 73 46 and 48 Tel satellite 7 502 220 30 39 Fax satellite
47. ination chair Accessories storage unit GE Medical Systems REV 6 2 5 Collimator Diaphragm Bucky amp Cassette Holder Selection Description Size printed on diaphragm 18x24 White Large 0 3 Large focus Full field e Included in the basic configuration Large 0 3 Large focus Square collimation Included in the basic configuration 18 x 24 White Small 0 1 e Small focus Full field e Included in the basic configuration 14x 14 Green Small 0 1 Small focus Square collimation 1 5 magnification e Included in the basic configuration 16 16 0 10 Pink SENOGRAPHE 800T om 2135575 100 Choice ofthe Bucky cassette holder and collimator diaphragms needed for the three key types of exposures 18x24 24x30 Magnification has been made easy and effortless by color coding these accessories WHITE accessories for 18x24 contact exposures z E a 9 2 Allcollimator diaphragms needed for 18x24 contact exposures 18x24 Bucky e PURPLE accessories for 24x30 contact exposures collimator diaphragms needed for 24x30 contact exposures 24x 30 Bucky e GREEN amp PINK accessories for all magnification exposures collimator blades needed for magnification exposures GREEN for the 1 5 magnification factor PINK for the 1 8 magnification factor 18x 24 cassette holder for magnification The collimator diaphragms supplied with the u
48. ion not operational on Senographe 800T because focal spot size is automatically selected by insertion of the appropriate collimator diaphragm into the collimator slot 6 Track Molybdenum Mo only No other selection available 7 Filter selection 8 Film Density Control FDC decrements 9 Film Density Control FDC increments 10 Screen film Combination SFC selection 11 kV and mAs readout 12 KV selection 13 mAs selection 14 AOP AEC and Manual Mode selection 15 Exposure Enable indicator lamp 16 Exposure indicator lamp 17 Exposure Disable indicator lamp 18 Centering Light ON button 19 Exposure Interrupt indicator button and reset 20 Rad prep 21 Exposure button 22 Compression release Button The symbol located on control panel means that you must read appropriate chapter in the operator manual before taking any action z E 5 a H 2 z E 2 5 a 9 2 GE Medical Systems SENOGRAPHE 800T REV 6 om 2135575 100 ILLUSTRATION 1 5 LEFT HAND SECTION OF CONTROL KEYBOARD Control Console CDRH This symbol may be replaced by DUX GE Medical Systems SENOGRAPHE 800T REV 6 om 2135575 100 SECTION 3 CONTROL KEYBOARD 3 1 Left hand Section of Control Keyboard See Illustration 1 5 z E O a H 2 The left hand section of the Control Console Keyboard i
49. ld service for replacement of the Fan You can continue to make exams with automatically limited throughput until the cooling fan is replaced I75 BUTTON SECURITY FAILURE Failure in operator presence Switch OFF and switch ON If fault interlock in control buttons continues note ALL messages and contact GEMS field service MAINTENANCE GE Medical Systems REV 6 Message Message on Control Console 177 COMP PEDAL SECURITY FAILURE 198 ROTATION BRAKE OVER HEAT 199 AUTO DECOMPRESSION IS OFF E01 GENERATOR FAILURE E 02 FOCUS BIAS FAILURE E 03 ROTOR FAILURE E 05 FAILURE DURING EXPOSURE E 06 SOFTWARE ERROR E07 SWITCH OFF E08 POWER SUPPLY FAILURE E09 AEC FAILURE E10 HEATING FAILURE TRACK 1 Explanation Meaning of Message Failure in operator presence interlock for compression pedal The rotation break is hot and needs to cool down The automatic decompression at the end of the exposure has been disabled in the user select able menu Failure in HV section of gene rator Failure in tube focus bias cir cuits Failure in anode starter Current exposure aborted due to failure in equipment There is an error in the software There is an important prob lem in the machine that requires the user to switch it OFF Supply of generator power cir cuits is not authorized The automatic exposure con trol is faulty Large focal spot track is out of order SENOGRAPHE 800T om 2135575
50. llimator slot this key is not operational on the Senographe 800T The readout indicates the size of the selected focal spot in the language programmed at installation When magnification is selected i e when the appropriate 0 1 small focal spot collimator diaphragm is inserted into the collimator slot the system automatically selects the small focal spot When a 0 3 collimator diaphragm is inserted the large focal spot is selected 6 Track selection Molybdenum Mo only z E 2 5 a 9 2 GE Medical Systems REV 6 7 8 9 Note e e 10 Note SENOGRAPHE 800T om 2135575 100 Filter selection Press key to change filtration two selections are available Molybdenum Mo or Rhodium Rh In AEC and manual mode the key selects one of the two filters The readout indicates the type of filter Mo molybdenum or Rh rhodium In AOP mode selection is automatic pressing the key has no effect Film Density Control FDC decrements FDC In AOP and AEC modes press key to reduce density correction by one step Film Density Control FDC increments FDC 4 In AOP and AEC modes press key to increase density correction by one step FDC FDC pressing these keys in manual mode has no effect Correction is available in 11 steps 5 through 5 Density variation is 0 2 OD optical density by default for each step and may be programmed at installation by the GEMS service engineer S
51. n plate is correctly locked in place before starting an exam The cassette holder is exclusively reserved for magnification It must not be used for standard exposures Compression is controlled by one pair of compression decompression footpedals placed on the floor a second pair is available as an option Compression force speed of compression and decompression height are programmed by the SET UP functions of the system see details in chapter 3 Manual adjustment is via thumbwheels located one on either side of the compression paddle arm As a safety measure the compression system is fitted with magnetic braking to avoid the paddle from falling in the event of a power cut If such a power cut occurred during an examination a force of around 5 daN could remain on the compression paddle To disengage the patient the paddle should be gently raised to counteract this force Pressing the compression pedals and moving the thumbwheels illuminates the centering light Compression paddle change Slide the paddle arm sideways from the compression paddle support For best results in AOP and in order to have the correct fit between the bucky and the compression paddle it is mandatory to match the format of the compression paddle with the format of the Bucky when in contact mode i e use the 18x24 compression paddle with the 18x24 Bucky and use the 24x30 compression paddle with the 24x30 Bucky The 24 x 30 paddle must not be used with the 1
52. nation film density control BREAST COMPRESSION IS ESSENTIAL IN The AEC mode is used to select the values manually and mAs values automatically The following selections are available via their keys filter focal spot and film density control The Manual mode is used to select kV and mAs values The Film Density Control key and the Screen Film Combination key have no effect in manual mode z E 5 a H 2 GE Medical Systems SENOGRAPHE 800T REV 6 om 2135575 100 ILLUSTRATION 1 7 RIGHT HAND SECTION OF CONTROL KEYBOARD Control Console CDRH 4 0 g z E 2 5 a 9 2 O mam 6 7 8 Control Console 2001 in forward production from february 2002 GE Medical Systems REV 6 3 3 SENOGRAPHE 800T om 2135575 100 Right hand Section of Control Keyboard Note See Illustration 1 7 This section is used to prepare and initiate an exposure control the centering light and for decompression and system reset 1 Exposure Enable lamp green When illuminated exposure is enabled Exposure indicator lamp yellow Lamp is illuminated from start to end of exposure A buzzer sounds at the end of exposure Exposure Disable lamp When red lamp is illuminated exposure is disabled Follow instructions displayed on readout on left section of Control Console A list of messages is given in Chapter 3 Se
53. ng changed the cassette between two exposures will result in a beep sound and the red light 8 will come on The exposure will be inhibited It is not recommended to remove the exposed cassette from the Bucky Cassette holder by pushing it out with another cassette This would prevent the exposure interlock feature from functioning correctly When inserting a cassette in the Bucky make sure that it is inserted all the way in and firmly held between the two stoppers Different field sizes and compression paddles can be used Use of the Bucky is not recommended in magnification RAD PARAMETERS The Rad parameter selection depends on the filter configuration FILTER CONFIGURATIONS KV RANGE 22 through 35 As image contrast quality depends on kV values used note that an increase in the kV value may reduce radiation dose to the patient but it will reduce the contrast of the image A reduction in the kV value improves film contrast but increases the radiation dose to the patient z oS SE 2 E 2 4 GE Medical Systems SENOGRAPHE 800T REV 6 om 2135575 100 The choice of priority to dose reduction or to optimum contrast is left to the discretion of the operator Useofthe AOP Mode provides the best quality dose compromise for each priority selected by the operator THIS MACHINE USES A SOPHISTICATED ALGORITHM TO WARNING AUTOMATICALLY DETERMINE OPTIMAL PARAMETERS PRODUCE MAMMOGRAMS AOP FOR THIS
54. nit are labeled as follows Focal spot ised Usage Comments Small 0 1 Small focus Square collimation 1 8 magnification e Included in the basic configuration White Large 0 3 Large focus Spot collimation Optional Delivered with small round spot capability Green Small 0 1 Small focus Spot collimation 1 5 magnification e Optional Delivered with small round spot capability Pink Small 0 1 e Small focus Spot collimation 1 8 magnification Optional Delivered with small round spot capability Large 0 3 Large focus Full field Optional Delivered with 24x30 capability Small 0 1 e Small focus Full field e Optional Delivered with 24x30 capability z E 2 5 a 9 2 GE Medical Systems SENOGRAPHE 800T REV 6 om 2135575 100 ILLUSTRATION 1 3 CONTROL CONSOLE 1 Control Console CDRH D lt me a GE Medical Systems 4 A Control Console 2001 in forward production from february 2002 900000 1 10 GE Medical Systems REV 6 2 6 Control Console SENOGRAPHE 800T om 2135575 100 See Illustration 1 3 The Control Console is the interface between the Operator and the SENOGRAPHE 800T It provides two functions z E O a 9 2 Receives operator c
55. nostic x ray generators e 21 Part 1020 30 sub J Code of Federal regulation Performance standards for ionizing radiation emitting products EMC Electromagnetic compatibility Emission CISPRII classA Electromagnetic disturbances Immunity 801 2 Electrostatic discharge conducting parts 3 kV non conducting parts 8 kV EC 801 3 Radiated electromagnetic field 3 V m from 26 MHz to 1 GHz IEC 801 4 Electrical fast transient burst 2 kV on power supply cables 500 V interconnection cables EC 801 5 Shock waves 2 kV common mode 1 kV differential mode e marking according to council directive 93 42 EEC 2 Z e E on 5 1 GE Medical Systems SENOGRAPHE 800T REV 6 om 2135575 100 Blank page 2 E 5 oc 5 2
56. nt drying time before applying compression Do not expose equipment parts to steam or high temperature sterilization Never allow liquids to enter the internal parts of the equipment If you become aware of liquid entry disconnect the electrical supply and have the equipment checked by qualified service personnel before returning it to use 3 MAINTENANCE MAINTENANCE GE Medical Systems REV 6 SENOGRAPHE 800T om 2135575 100 EQUIPMENT CLEANING INSTRUCTIONS Patient contact surfaces should be washed with mild soap in lukewarm water Removable parts that do not contain electrical components such as the compression paddles may be removed from the equipment and immersed if needed Equipment parts such as the Bucky cassette holder that enclose electrical components must not be immersed but rather cleaned with a soft dampened cloth taking care not to allow liquids to enter the equipment Surfaces should be scrubbed as needed using a soft sponge gauze orcloth to remove all visible residue Scrubbing with a soft bristle brush such as a toothbrush may be necessary to reach corners or to remove material that has dried onto the surface Subsequent disinfection may not be effective if the surfaces are not thoroughly clean Rinse all surfaces with clean water to remove visible soap residue taking care to avoid liquid entry to internal equipment parts Dry surfaces with asoft cloth to remove any visible residue LOW LEVEL OR INTERM
57. ocal spot 2nd magnification factor X Ray Protective screen Magnification plate Face shield Film marker standard basic set of 8 markers 4 for each breast Service manual Operator Manual GE Medical Systems SENOGRAPHE 800T REV 6 om 2135575 100 2 4 Optional Accessories The optional accessories for the SENOGRAPHE 800T consist of 24x 30 capability including 24x 30 cm Bucky z E 2 5 a 9 2 24x 30 compression paddle 24x 30 cm collimator diaphragm for large focal spot 24x 30 cm collimator diaphragm for small focal spot e Optical localizer consisting of cross hair and biopsy paddle for two dimensional biopsy Data Flash for recording and printing all exam and patient data directly onto the film Small round spot capability including Small round spot compression paddle Small round spot collimator blade for large focal spot Small round spot collimator diaphragm for small focal spot 1st magnification factor Small round spot collimator diaphragm for small focal spot 2nd magnification factor e 18x24 axillary compression paddle Second set of compression decompression footswitches e Storage unit for collimator diaphragm total capacity of 5 diaphragms Cassette storage unit capable of storing six 18x24 and six 24x30 cassettes Or six unexposed 18x24 cassettes and six exposed 18x24 cassettes Mobile van installation kit Exam
58. ommands Displays replies and or machine messages The Control Console consists of 1 The Control Console which is installed on the protective lead screen 2 Connecting cable to generator 3 Special plug reserved for Senographe 4 Plug for connecting cable to generator For a detailed description of the control console use refer to Section 3 z E 5 a 9 2 GE Medical Systems REV 6 ILLUSTRATION 1 4 CONTROL KEYBOARD Control Console CDRH This symbol may be replaced by SENOGRAPHE 800T om 2135575 100 GE Medical Systems REV 6 Note Note SENOGRAPHE 800T om 2135575 100 The control console is the same console on all GE Medical Systems units DMR 700T and 800T But since the features are different between the Senographe DMR and 800T some keys will not be operational on the Senographe 800T control keyboard the focal spot and track selection keys The Control console consists of the following keys see illustration 1 4 1 SENOGRAPHE 800T It is important not to touch the compression decompression footpedals or the compression manual adjustment knobs during the power up sequence After the power up sequence the footpedals must be used not the manual adjustment knobs to bring the compression paddle up 2 SENOGRAPHE 800T 3 SET UP Menu 4 Readout for messages and keys selections 5 Focal spot select
59. pability 24 x 30 Purple Large 0 3 Large focus Full field Optional Delivered with 24x30 capability 24 x 30 Purple Small 0 1 Small focus Full field Optional Delivered with 24x30 capability o z o E lt Q O 0 GE Medical Systems SENOGRAPHE 800T REV 6 om 2135575 100 2 4 Special Material Specifications Composition of materials in contact with the breast Transparent plastics used in compression paddles are of polycarbonate Lexan 18 x 24 Bucky plate is of polycarbonate Lexan 24 x 30 Bucky plate is of carbon fiber SECTION 3 ENVIRONMENT TABLE 4 1 AMBIENT CONDITIONS HUMIDITY Storage in original crates TEMPERATURE In use Storage in original crates Min Max Min Max 10 C 40 C 50 F 104 F ALTITUDE In use 4000 m Storage 4000 m 9842 o z E 4 O GE Medical Systems SENOGRAPHE 800T REV 6 om 2135575 100 Blank page o z E lt Q O 0 4 6 GE Medical Systems SENOGRAPHE 800T REV 6 om 2135575 100 CHAPTER 5 REGULATIONS The SENOGRAPHE 800T complies to the following regulations UL 187 X ray equipment CSA 22 2 No 114 Radiation Emitting Equipment e IEC 601 1 Medical Electrical Equipment Part 1 General requirements for safety IEC 601 2 7 Medical Electrical Equipment Part 2 Particular requirements for the safety of high voltage generators of diag
60. r contact exposures not the cassette holder which is reserved for magnification Select configurations and kV values given in manual mode The screen film combination selection depends on user preference 2 2 2 Magnification Note Use of the Bucky is not recommended in magnification The operator should use the cassette holder Always make sure that the magnification plate is correctly locked in place before starting an exam When magnification is selected i e when the appropriate small focal spot collimator diaphragm is inserted into the collimator slot the system automatically selects the small focal spot 0 1 When 0 3 diaphragms are inserted the system automatically selects the large focal spot 0 3 To maintain optimal image quality the user must check on the control panel display that the selected focal spot is dedicated to the selected examination mode Contact examination normal 0 3 Magnification 0 1 Select configurations and kV values 2 2 3 Examination of Chest Wall Select configurations and kV values according to the composition of the region examined Note The Bucky must be used 2 3 Manual Mode The Manual Mode can be used for standard exposures magnified exposures or for the examination of the chest wall It is recommended to use Manual Mode when the object to be x rayed cannot be correctly positioned over the AEC photocell 2 4 GE Medical Systems REV 6 2 3 1 Contac
61. re is no cassette in the Bucky cassette holder or if the cassette from the previous exposure has not been changed However it is possible for special purposes such as physicist testing for example to disable this interlock see chapter 3 for a detailed explanation Trying to make an exposure without a cassette in the Bucky Cassette holder or without having changed the cassette between two exposures will make the red light 8 come ON The exposure will be inhibited It is not recommended to remove the exposed cassette from the Bucky Cassette holder by pushing it out with another cassette This would prevent the exposure interlock feature from functioning correctly When inserting a cassette in the Bucky make sure that it is inserted all the way in and firmly held between the two stoppers This arm is connected to the Column a rotating shaft The Examination Arm can be rotated from 180 to 160 about this shaft This couples the examination arm to the Column The angle of the arm can be read on the digital display located at the bottom of the column It consist mainly of a drive mechanism to hold and elevate the Examination arm A readout located at the bottom of the column indicates Examination arm angulation in degrees Compressed breast thickness in millimeters mm Compression force in deca Newtons daN Two Emergency Stop push buttons are located one on either side of the rotating shaft
62. s used to initialize or select generator parameters 1 SENOGRAPHE 800 T ON The green indicator lamp is illuminated The Control Console displays the last configuration used Note e It is important not to touch the compression decompression footpedals or the compression manual adjustment knobs during the power up sequence After the power up sequence the footpedals must be used not the manual adjustment knobs to bring the compression paddle up 2 SENOGRAPHE 800 T The indicator lamp is illuminated 3 SET UP Menu Press key to enter Maintenance and Installation or to access SET UP Menu which is used to modify the following parameters Speed of compression Programming maximum compression force Automatic decompression Height of automatic decompression Minimum Acceptable Optical density for each screen film combination Language of messages Disabling of exposure interlock Explanation and description of all these parameters is given in Chapter 3 Maintenance 4 Readout The readout consists of two lines of 40 characters each The upper line displays warning messages and fault messages The lower line displays selected parameters focal spot focal track Mo filter FDC Film Density Control and SFC Screen Film Combination 5 Focal Spot selection Since the focal spot selection is ensured by the insertion of the appropriate collimator diaphragm into the co
63. st localizations by two dimensional localization is an additional function by using the optional cross hair device If required the system can provide as well high image quality radiography of specimens and of the hand and foot The major features of the SENOGRAPHE 800T are the Molybdenum x ray tube Rhodium and Molybdenum filters an entirely automatic exposure mode a digital readout and display of the arm angulation ofthe compressed breast thickness and ofthe breast compression force a manual compression fine tuning and its new ergonomic design The SENOGRAPHE 800T is equipped with the well proven GE Molybdenum X Ray tube that provides high quality radiology images The Rhodium filter allows better penetration of glandular tissue and dose reduction for dense breasts Standard or magnification examinations can be performed Focal spot sizes are 0 3 for contact exams and 0 1 for magnification exams Three modes of exposure are available The Automatic Exposure Control AEC Mode controls density mAs and provides exposures of constant optical density The Automatic Optimization Parameters AOP Mode controls radiation For a given priority dose reduction contrast quality or compromise the AOP Mode selects the filter and kV It includes the AEC mode and provides an automatic selection of the radiological parameters filter kV and mAs In addition atotally manual exposure mode MAN can be used in special cases
64. t Exposures Note 2 3 2 Magnification Note SENOGRAPHE 800T om 2135575 100 The operator selects the following parameters Filter Mo Rh Focal spot 0 3 or 0 1 by inserting the correct collimator diaphragm JScreen film combination kV values e m s values The system displays the inhibit conditions Selecting the screen film combination in Manual Mode has no effect The user is recommended to consider the speed of the screen film combination when selecting the kV and mAs values The Bucky must be used for contact exposures not the cassette holder which is reserved for magnification According to the composition of the breast to be examined select a configuration with suitable kV values Note that change to use of the Rhodium Rh filter for very dense breasts may provide better tissue visualization and a lower average glandular dose Tables 2 2 below gives examples of the most frequently used configurations and kV values COMMON EXPOSURES TRACK FILTER KV RANGE 25 through 35 The screen film combination selection depends on user preference The mAs value selection depends on the screen speed Use of the Bucky is not recommended in magnification the operator should use the cassette holder Always make sure that the magnification plate is correctly locked in place before starting an exam e When magnification is selected i e when the appropriate small focal spot collimator
65. tecci n Radiol gica y normas nacionales ACHTUNG R NTGENAPPARATE SIND EINE GEFAHR F R PATIENTEN SOWIE BEDIENUNGSPERSONAL WENN DIE GELTENDEN SICHERHEITSVORKEHRUNGEN NICHT GENAU BEACHTET WERDEN Dieser Apparat entspricht in seiner Bauweise strengsten elektrischen und mechanischen Sichereitsnormen doch in den H nden unbe fugter oder unqualifizierter Personen wird er zu einer Gefahrenquelle Uberm Bige R ntgenbestrahlung ist f r den menschlichen Orga nismus sch dlich Deswegen sind hinreichende VorsichtsmaBnahmen erforderlich um zu verhindern daBunbefugte oder unqualifizierte Personen solche Ger te bedienen oder sich selbst und andere Personen deren Bestrahlung aussetzen k nnen Vor Inbetriebnahme dieses Apparats sollte sich das qualifizierte und befugte Bedienungspersonal mit den geltenden Kriterien f r den ge fahrlosen Strahleneinsatz durch sorgf ltiges Studium des Hefts Nr 26 der Internationalen Kommission f r Strahlenschutz ICRP vertraut machen Empfehlungen der Internationalen Kommission f r Strahlenschutz und anderer nationaler Normenbeh rden GE Medical Systems SENOGRAPHE 800T REV 6 om 2135575 100 SERVICES OFFICES OF GE MEDICAL SYSTEMS For service issues contact the Service office in your country AMERICAS UNITED STATES OF AMERICA GE Medical Systems Headquarters Tel 1 414 544 3011 3000 North Grandview Blvd WAUKESHA WI 53188 Mail P O Box 414 MILWAUKEE WI 53201 LATIN AMERICA GE Medical Syst
66. ting laboratory e Canadian Standards Association CSA e International Electrotechnical Commission IEC international standards organization when applicable General Electric Medical Systems is ISO 9001 certified vi GE Medical Systems SENOGRAPHE 800T REV 6 om 2135575 100 TABLE OF CONTENTS CHAPTER TITLE PAGE SERVICES OFFICES OF GE MEDICAL SYSTEMS REGULATORY REQUIREMENTS RAR Rue RS REVISION HISTORY o cer ri eR ead pe Ree xi FOREWORD a ies RR ce Apes pp eee e eee ea Ri a xiii 1 INTRODUCTION ivi Sa 1 1 SECTION I PRESENTATION RA 1 1 SECTION 2 DESCRIPTION eR mem mu RR RE Rx HERR ee er s 1 3 2 1 Senographe 8001 csi CER RP ei 1 3 2 2 Examination Arm sese tec eee ess ER RE EA AA E Eri Edere xe pd 1 5 2 3 Basic Accessories eost vo ee eee ue PEE e decr E Yd da 1 7 2 4 Optional ACCeSSOFI6S co der eS GS Rd b RR hee Eds 1 8 2 5 Collimator Diaphragm Bucky amp Cassette Holder Selection Description 1 9 2 6 Control Console PERI HR ERR 1 11 SECTION 3 CONTROL KEYBOARD 2 2 2 1 15 3 1 Left hand Section of Control 1 15 3 2 Central Section of Control Console Keyboard
67. uld remain on the compression paddle To disengage the patient the paddle should be gently raised to counteract this compression force SECTION 2 EXPOSURE MODE 2 1 AOP Mode The AOP Automatic Optimization Parameters Mode controls radiation and allows the system to select the main parameters It optimizes the filter kV configuration as a function of the required image quality and of the composition of the breast being examined The AOP Mode includes the AEC Mode and ensures constant density GE Medical Systems SENOGRAPHE 800T REV 6 om 2135575 100 The AOP Mode has three options Contrast CNT Contrast priority e Standard STD Compromise between contrast and dose Dose DOSE Dose reduction priority For each of the above options and as a function of the breast composition the AOP Mode selects the filter kV configuration The operator selects Priority CNT STD DOSE Focal spot z oS SE 2 2 4 Screen film combination e Density correction when necessary Density correction is used only when an optical density change in the image is required CAUTIONS Breast compression is essential when using the AOP Mode The system displays inhibited messages and automatically selects the following parameters Filter Mo Rh kV values mAs values The AOP Mode can be used for standard exposures magnified exposures or for the examination of the chest wall
68. ulling it down and pivoting it Refit the collimator cover see illustration in point 2 on page 3 28 FOR ADEQUATE PROTECTION AFTER REPLACING THE LAMP AND BEFORE SWITCHING THE SYSTEM ON REPLACE THE COLLIMATOR COVER Switch on the Senographe 800T GE Medical Systems SENOGRAPHE 800T REV 6 om 2135575 100 CHAPTER 4 SPECIFICATIONS SECTION 1 PHYSICAL SPECIFICATIONS 1300 mm NT Pp 78 E 9 E Yo EE 3 5 E T q n il E 4 2 2 E o m 0 450 870 mm o wW e amp GE Medical Systems SENOGRAPHE 800T REV 6 om 2135575 100 SECTION 2 TECHNICAL SPECIFICATIONS 2 1 Electrical Specification 2 1 1 Line Power Supply e Input voltage single phase 200 208 220 230 240V 10 e Line frequency 50 or 60 Hz 1 Hz 2 1 2 Maximum Line Current Line power 6 kVA during exposures Maximum line current 200V 30A 240 25 2 1 3 Permissible Line Resistance The maximum line impedance authorized are the following depending on the mains nominal voltage e 200V gt 0 33 Ohms e 208V gt 0 36 Ohms e 220V gt 0 40 Ohms e 230V 0 44 Ohms e 240V 0 48 Ohms 2 1 4 Generator Output o z o E lt Q 0 e 22 through 35 20 through 100 mA 2 1 5 Anode Current large focus 100 mA at 30 Imax small focus 30 mA at 30 kV 2 1 6 Generator Power
69. vice You can still work in Manual mode Switch OFF and switch ON If fault continues note ALL messages and contact GEMS field service It is still possible to use the small focal spot Switch OFF and switch ON If fault continues note ALL messages and contact GEMS field service It is still possible to use the large focal spot Switch OFF and switch ON If fault continues note ALL messages and contact GEMS field service Press RESET to suppress message Call Service Contact GEMS field service DO NOT SWITCH THE EQUIPMENT OFF Wait the required amount of time to repeat exposure If an exposure is attempted before this time an abort MAY occur we have built in a safety margin to ensure proper operation It also means that you can ignore the message if a different less dense breast is to be imaged next or if differ ent technical factors are selected Switch to a different mode or to a dif ferent filter if in AEC mode GE Medical Systems SENOGRAPHE 800T REV 6 om 2135575 100 Message Message on Control Console Eaplanation Meanmg Corrective Actions of Message 154 POWER LIMITATION xxx S The gantry is hot and needs to Wait until the gantry temperature goes cool down down the message will then disap pear 155 LIGHT CENTERING DEVICE The light centering device is If the light bulb needs to be changed FAIL not functioning correctly please refer to SECTION 5 in this chapter If fault continu

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