GE AMX 4+, Technical Publications

Page 1: ...peration Model 2169360 2236420 2275938 Series 0459 Copyrighte 1996 1997 1998 1999 2000 2002 2003 By General Electric Co FOR TRAINING PURPOSES ONLY NOTE Once downloaded this document is UNCONTROLLED an...

Page 2: ...FOR TRAINING PURPOSES ONLY NOTE Once downloaded this document is UNCONTROLLED and therefore may not be the latest revision Always confirm revision status against a validated source ie CDL...

Page 3: ...ng themselves or others to radiation It is important that everyone having anything to do with x radiation be properly trained and fully acquainted with the recommendations of the National Council on R...

Page 4: ...ly examined at time of delivery If damage is apparent have notation damage in shipment written on all copies of the freight or express bill before delivery is accepted or signed for by a General Elect...

Page 5: ...the equipment from a source different from that of the affected device D Consult the point of purchase or service representative for further suggestions The manufacturer is not responsible for any int...

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Page 7: ...up 5 1 5 2 Latch Lock Release 5 1 5 3 Adjustment of Column and Telescoping Arm 5 2 5 4 Tube Unit Rotation 5 3 5 5 Adjustment of Collimator 5 4 5 6 Technique Selection 5 8 5 7 Taking Exposures 5 10 6 C...

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Page 9: ...Updated first periodic maintenance visit from 12 months to 13 months after installation to agree with Information Service Letter 8 Mar 27 2002 Added section 10 Options 9 Sept 17 2003 Added circuit bre...

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Page 11: ...eration and years of reliable service Each time you push a button you can depend on the same consistent radiographic quality quality comparable to radiographs made in a full scale x ray room ILLUSTRAT...

Page 12: ...w and D Steps Overview Overview as the name implies presents general information on a particular operation Introductory in nature the overview is intended to help give you an overall under standing of...

Page 13: ...imum operation of this or any radiographic equipment however be sure to read your operator s manual carefully And when not in use store your manual in the cassette tray so that all new users can easil...

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Page 15: ...ERATING ANY X RAY SYSTEM 2 1 Good Operating Practices D Wear a lead apron while performing an x ray exam D Step back at least 6 feet 1 8 meters from the tube or to the full extension of the handswitch...

Page 16: ...lified radiation expert should evaluate situations involving frequent exposures using high kVp and mAs technics to determine if extra protective devices are necessary While driving the AMX 4 keep the...

Page 17: ...L COLUMN Supports telescoping arm TELESCOPING ARM Retractable arm supports collimator and x ray tube TAPE MEASURE SKIN SPACER BARS COLLIMATOR Adjusts easily Calibrated in inches or cm HANDSWITCH Contr...

Page 18: ...nd mAs selections X RAY EXPOSURE INDICATORS Light up when exposure is made BATTERY STATUS DISPLAY Shows relative state of charge At or near full charge all segments are illuminated KVP AND MAS CONTROL...

Page 19: ...ing cor rectly This process takes a few seconds TESTING COMPLETE 2 When the technique and battery status displays light up the unit is ready for op eration TESTING COMPLETE will also briefly appear on...

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Page 21: ...tra tion 4 1 MOVEMENT OF THE AMX 4 X RAY UNIT COULD CAUSE THE HORIZONTAL ARM TO SLIDE AND STRIKE AN OPERATOR OR PATIENT IF NOT LATCHED PROPERLY LATCH TELESCOPING ARM PROPERLY BEFORE MOVING THE UNIT DO...

Page 22: ...d pull the unit in reverse As with any mobile equipment however when driving the unit be sure to exercise reasonable care With the telescoping arm extended for a patient exam the AMX 4 pivots on the s...

Page 23: ...acted D In the park transport position the telescoping arm is a completely pushed in b centered over the control panel collimator skin spacers within well and c securely latched See Illustration 4 3 I...

Page 24: ...p on the drive handle Remember that the self stopping bumper upon impact will turn off the drive motors and activate the brakes D To reverse the unit grip the drive handle and pull backwards If the se...

Page 25: ...eps to release the latch vertical column and telescoping arm locks from the park transport position Make sure that the unit is turned ON 5 2 Latch Lock Release 1 Grip the collimator handles to activat...

Page 26: ...ou use the lock release system 2 Rotate the arm and vertical column assembly to horizontally position the tele scoping arm The vertical column can be rotated 270 degrees clockwise or coun terclockwise...

Page 27: ...e tube in two directions a clockwise and counterclockwise 180 degrees detents at every 90 de grees or b backwards 10 degrees and forwards 100 degrees detent at 0 de gree See Illustration 5 3 ILLUSTRAT...

Page 28: ...vice represen tative D To activate the field light for another 30 seconds press the button again when the light goes out You may keep the field light on for up to 4 minutes After 4 minutes the field l...

Page 29: ...ep 9 D Use the tape measure on the side of the collimator to measure the SID source to image distance D Refer to the AMX 4 Exposure Guide in the holder on the front of the col umn for suggested SID an...

Page 30: ...ension of the blades A diagram on the face of the collimator shows which knob controls which dimension See Illustration 5 6 D Field sizes from 0x 0 inches up to 17x17 inches 43x43 cm at a 40 inch 102...

Page 31: ...to the desired 90_ detent position The detent will snap in place and lock D Manual lock method Pull out the knob position the collimator to the desired angle other than 90_ detent and turn the knob cl...

Page 32: ...d like to increase the kVp press the UP kVp arrow To decrease the kVp value press the DOWN kVp arrow See Illustration 5 8 2 If you d like to increase the mAs press the UP mAs arrow Press the DOWN mAs...

Page 33: ...nt to note that the kVp setting takes precedence over your mAs set ting That is if your technique would generate too much heat for the x ray tube anode the mAs setting will automatically decrease to p...

Page 34: ...An audi ble tone will sound and the X RAY indicator will light up D If an exposure isn t taken within 30 seconds of pressing PREP release and repeat the prep cycle Release the PREP EXPOSE button and...

Page 35: ...pically requires 4 5 hours Occasionally the AMX 4 automatically performs an extended charge to make sure that all portions of the battery s internal plates get fully charged This extended charge occur...

Page 36: ...s lit will slowly decrease It s important to note that you do not have to raise your kVp and mAs value to compen sate for low battery voltage Should the battery charge dip below approximately 10 of fu...

Page 37: ...7 for more detail on how total AMX 4 battery capacity is determined Bar Graph Display vs Battery Loading Table 6 1 details the various battery loads and how they affect the bar graph display TABLE 6...

Page 38: ...e sufficient voltage for proper operation when EMERGENCY CAPACITY is used Therefore this feature should only be used when absolutely necessary 6 1 Application Tip To insure the greatest reliability yo...

Page 39: ...at 100 of capacity 5 Unplug the unit from the outlet giving the plug a slight tug to release from take up reel Important After unplugging the unit turn the unit on and wait approximately 15 minutes be...

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Page 41: ...attery status and mes sage displays and power interruptions are frequent there may be a fault in the high voltage system If a fault is indicated have the unit checked by a qualified service rep resent...

Page 42: ...inspection Every year Refer to Section 3 3 in Direction 2173224 100 AMX 4 Functional Checks mAs accuracy Every year Refer to Appendix 4 Direction 2173227 100 AMX 4 Periodic Maintenance kVp accuracy Ev...

Page 43: ...3 TABLE 7 2 SAMPLE CHART FOR TECHNIQUE ACCURACY TESTS Technique Selected mAs kVp Primary Volts kVp Time Sec FOR TRAINING PURPOSES ONLY NOTE Once downloaded this document is UNCONTROLLED and therefore...

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Page 45: ...rror message is dis played proceed as usual 2 If the error message still displays turn the unit OFF then back ON D Diagnostics or self tests are quickly performed when the unit is turned back on D Whe...

Page 46: ...while this message appears The length of the delay will vary with the selected technique This message displays while the tube anode is cool ing kVp MAX Displayed on the alphanumeric display any time...

Page 47: ...press to prep position again RESET AEC CNTROL Reset the AEC controller AEC is on but not enabled For Example The ON light is flashing on the Automatic Exposure Control AEC unit This indi cates the pad...

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Page 49: ...o user replaceable parts in this unit This would include the cord reel as well as any other mains or secondary part 9 2 Earth Leakage Current The AMX 4 Mobile X ray Unit complies with Class I Type B s...

Page 50: ...any persons carelessly unwisely or unknowingly exposing themselves or others to radiation Battery power on This does not apply mains voltage Battery power off This does not remove mains voltage Indica...

Page 51: ...quipment that is suitable for alternating current only This symbol indicates that the waste of electrical and electronic equipment must not be disposed as unsorted municipal waste and must be collecte...

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Page 53: ...mation into patient records 10 2 Mobil AIDTM Automatic Exposure Control AEC A fully integrated automatic exposure control option is available with the AMX 4 Mobil AIDTM further simplifies use by autom...

Page 54: ...938 SERIES REV 10 om 2166913 100 10 2 THIS PAGE INTENTIONALLY LEFT BLANK FOR TRAINING PURPOSES ONLY NOTE Once downloaded this document is UNCONTROLLED and therefore may not be the latest revision Alwa...

Page 55: ...FOR TRAINING PURPOSES ONLY NOTE Once downloaded this document is UNCONTROLLED and therefore may not be the latest revision Always confirm revision status against a validated source ie CDL...

Page 56: ...Latin America North America GE Medical Systems Europe Telex 698626 283 rue de la Mini re B P 34 78533 Buc Cedex France FOR TRAINING PURPOSES ONLY NOTE Once downloaded this document is UNCONTROLLED an...