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Visual Field Instrument

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USER’S GUIDE

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Содержание Humphrey matrix

Страница 1: ...ITEC INC 5160 HACIENDA DRIVE DUBLIN CALIFORNIA USA 94568 877 486 7473 E MAIL INFO MEDITEC ZEISS COM WEB HTTP WWW MEDITEC ZEISS COM PRINTED IN U S A PART NO 701692 REV D Visual Field Instrument TM with...

Страница 2: ...rl Zeiss Meditec Inc in the United States and other countries Welch Allyn is a registered trademark of Welch Allyn Inc in the United States and other countries Every effort has been made to ensure tha...

Страница 3: ...INSTRUMENT ON 9 TO TURN THE INSTRUMENT OFF 9 KEYBOARD AND TOUCH PAD OPERATIONS 9 SCREENS OVERVIEW 9 4 TEST RESULTS AND RELIABILITY MEASURES 16 VISUAL FIELD TESTS SUMMARY 16 SCREENING TESTS 16 THRESHO...

Страница 4: ...ATION 36 9 WARRANTY AND SERVICE INFORMATION 37 WARRANTY INFORMATION 37 SERVICE INFORMATION 37 TECHNICAL ASSISTANCE INFORMATION 37 REPLACEMENT PARTS AND ACCESSORIES 38 MODEL NUMBERS 38 TROUBLESHOOTING...

Страница 5: ...ins via the appliance inlet POWER CORD Use an approved hospital grade power inlet cord only DO NOT STERILIZE the instrument or any of its components DO NOT USE the instrument near other equipment that...

Страница 6: ...Connect ONLY the track pad supplied with the instrument or an approved replacement to the connector on the bottom of the instrument The track pad cable has a green connector with a mouse symbol on it...

Страница 7: ...ted visual field testing instrument Years of research and clinical trials of Welch Allyn s patented Frequency Doubling Technology have resulted in an instrument that provides rapid clinically validate...

Страница 8: ...e keyboard with an integrated track pad controls the operation of the instrument A plain paper 8 5 x 11 USB inkjet printer and a USB printer cable are included with the instrument Detachable Patient R...

Страница 9: ...the magnocellular M cell pathway These M cells have large diameter fibers and comprise only 3 to 5 of all retinal ganglion cells The damage to these cells in the disease process is detected effectivel...

Страница 10: ...s User s Guide you have received the following items in good condition Humphrey Matrix Visual Field Instrument Calibration Cap covering the Patient s Eyepiece inside the Patient Visor Patient Response...

Страница 11: ...the keyboard jack the green connector to the mouse jack Open the Printer shipping box by carefully cutting the packing tape securing the top flaps of the box Remove the printer USB cable power cord P...

Страница 12: ...rd INPUT receptacle Figure B Verify ALL connections are fully seated Once all the cables are connected turn the Humphrey Matrix Visual Field Instrument upright Verify that the instrument feet are not...

Страница 13: ...main power switch OFF without Selecting Shut Down will make it take longer to power up next time and could potentially corrupt the Humphrey Matrix software and require service to restore normal opera...

Страница 14: ...elect a backup schedule that fits your practice Many practices perform weekly backups to protect their patient visual field data The default backup reminder is 1 week or you can also change the defaul...

Страница 15: ...nd revised The View Patients Screen is also accessed from the Main Menu by selecting any of the Screening Threshold or Central Test Buttons Once a patient is selected you may run a test recall previou...

Страница 16: ...e the desired individual tests are selected you can then recall delete print or save to floppy or CD R as JPEG image Humphrey Matrix database backup or CSV text format the test results In addition ope...

Страница 17: ...06 PN 701692 F4 FILE FUNCTIONS The File Functions Screen is where the patient test database is backed up or imported merged restored The File Functions Screen is also where available software upgrade...

Страница 18: ...nstrument Rev D 08 21 06 PN 701692 F5 SYSTEM SETTINGS The System Settings Screen provides the operator with the ability to customize the configuration of the Humphrey Matrix Visual Field Instrument by...

Страница 19: ...t 15 Rev D 08 21 06 PN 701692 F6 HELP The Help Screen is where the user may view the instrument s system information and the User s Guide When needed the Calibration Diagnostics and Logging Functions...

Страница 20: ...e to maximize sensitivity 5 uses the 5 probability level or for population based screening to maximize specificity 1 uses the 1 probability level The screening test results consist of probability plot...

Страница 21: ...lity level Refer to the sample printouts included at the end of this User s Guide The N 30 F FDT full threshold test is essentially the same 19 point full threshold test performed on the Humphrey FDT...

Страница 22: ...Outside normal limits Borderline Borderline General reduction of sensitivity General reduction of sensitivity Abnormally high sensitivity Within normal limits The 10 2 44 point FDT full threshold test...

Страница 23: ...did not respond to a test pattern at the maximum possible contrast level of the instrument versus the total number of times that maximum possible contrast level patterns were tested When possible fal...

Страница 24: ...tton is not connected PATIENT SELECTION 1 From the Main Menu Screen F1 select the button for the test that you want to perform or the Select Patient Button Pressing the Select Patient Button will use...

Страница 25: ...Humphrey Matrix Visual Field Instrument 21 Rev D 08 21 06 PN 701692 Figure C...

Страница 26: ...il the test is started stimulus presentations for the selected test are automatically displayed to demonstrate the test to the patient Confirm that the patient s name ID and date of birth are correct...

Страница 27: ...will display a live image of the patient s eye to aid in proper alignment of the patient and to ensure fixation during testing Selecting the Freeze Button will freeze the live image of the eye This p...

Страница 28: ...ent points at the same time while fixating on the black square target in the center It is OK if the fixation target appears fuzzy to the patient Align the patient s head against the forehead rest by a...

Страница 29: ...n to bring up the original Testing Screen for the same patient for additional testing Done Testing Selecting this button returns to the Main Menu At any time during the test the patient may press and...

Страница 30: ...spot in the center at all times during the test While looking at the black spot in the center can you see all four triangles at the edge of the screen Are you comfortable A sample of the test is now...

Страница 31: ...es by holding down CONTROL and selecting each desired test with the track pad see Figure F If you selected multiple entries choose the pull down menu at the top of the TEST DETAILS Screen see Figure G...

Страница 32: ...at the upper right of the screen to view additional test information generated by the instrument PRINTING TEST RESULTS When viewing a test you may select Print to obtain printed test results select D...

Страница 33: ...ilable by selecting the printer icon to the right of the shut Down button at the bottom of the Operator LCD Screen Use the Status tab view to observe print jobs pause resume printing and delete select...

Страница 34: ...options available Presently only the Overview Plot is available see Figure I To generate an Overview Plot for the selected patient select a Test Selection Select Eye and Destination Count is the numb...

Страница 35: ...edule that fits your practice Many practices perform weekly backups to protect their patient visual field data To make a backup copy of the testing database to either floppy disk or CD R 1 Place eithe...

Страница 36: ...e then one instrument is in use at the same location or practice it is a good idea to merge synchronize the databases 1 Using the backup procedure described above backup the database from each Matrix...

Страница 37: ...hanges are made select OK to save the changes If no changes were made or to disregard any changes made select Cancel SYSTEM SETTINGS F5 System Settings are provided to allow you to customize the opera...

Страница 38: ...or the Alternative target for patients with severe central vision loss The alternative fixation target is a cross approximately one degree wide passing through the center of the screen extending verti...

Страница 39: ...on is completed successfully Perform calibration at any time not only when requested by the instrument Calibration will take approximately 15 minutes to complete To calibrate the instrument select the...

Страница 40: ...pyl alcohol Disinfection Disinfect the patient contact surfaces the Forehead Rest and Patient Response Button as necessary by wiping the surfaces with a soft cloth that has been lightly dampened with...

Страница 41: ...he printer NO OTHER EXPRESS WARRANTY IS GIVEN AND ALL IMPLIED WARRANTIES ARE DISCLAIMED AND NOT APPLICABLE INCLUDING THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE SERV...

Страница 42: ...wer Cord Europe 76402 Power Cord UK 76404 Power Cord Australia 76406 Humphrey Matrix User s Guide English 701692 Humphrey Matrix Quick Reference Guide English 112753 1 Humphrey Matrix Training Video C...

Страница 43: ...ng outlet The Humphrey Matrix will turn on but will not boot up to the Main Menu Screen Turn the Humphrey Matrix OFF and let sit for 10 seconds Turn unit back on and try again The Humphrey Matrix will...

Страница 44: ...th ends Cycle the printer power off on and try again Check the USB cable on a known working USB peripheral if available No paper in the printer Missing or empty ink cartridges Refer to the Printer inf...

Страница 45: ...ton displays a PDF version of the Humphrey Matrix User s Guide The Quick Ref Button displays a PDF version of the Humphrey Matrix Quick Reference Guide also included at the end of this User s Guide Th...

Страница 46: ...Advanced and Basic Diagnostics The Diagnostics Screen see Figure N provides basic information regarding the operational status of the Humphrey Matrix instrument This screen is useful if you are exper...

Страница 47: ...button toggles between Advanced and Basic The Advanced Diagnostics capabilities see Figure O include Database Check Database Repair Database File I O HDD test Hard Drive CD RW Test Floppy Test Show L...

Страница 48: ...ions during the operation of the Humphrey Matrix instrument that are reserved for Technical Service use in troubleshooting any problems Export the logs individually or all at once to a floppy CD R or...

Страница 49: ...Power Output 115 VAC 50 60 Hz 50 Watts maximum for printer Power Connection IEC 320 standard power inlet connector for worldwide use Power Cord Approved hospital grade detachable power cord Printer E...

Страница 50: ...3 3 0 Supra Threshold 24 2 5 1 Screening 55 2 10 10 0 Supra Threshold N 30 F Threshold 19 4 6 6 3 MOBS 24 2 Threshold 55 4 10 10 6 ZEST 30 2 Threshold 69 4 10 10 6 ZEST 10 2 Threshold 44 4 10 10 6 ZES...

Страница 51: ...ening test Reliability Indices Fixation and False Positive Reliability Measures Fixation Monitoring Heijl Krakau method Catch trial contrast 25 Presentation Order Pseudo Random Pattern approximately o...

Страница 52: ...2 Right Eye Humphry Matrix N 30 FDT Tests 8 9x9 10 degree FDT patterns 25 Hz 0 25 cycles degree Horizontal axis offest 1 degree Vertical axis offest 3 degrees 1 degree square stationary central fixati...

Страница 53: ...54 pts HFAll 30 2 76 pts FDT 24 2 55 pts FDT 30 2 69 pts Humphry Matrix N 24 2 55 pts and 30 2 69 pts FDT Tests 5x5 degree FDT patterns 18 Hz 0 5 cycles degree Horizontal axis offest 1 degree Vertical...

Страница 54: ...atrix 10 2 44 pts FDT Test 2x2 degree FDT patterns 12 Hz 0 5 cycles degree No horizontal or vertical axis offest in central 4 degrees 1 degree axis offests outside central 4 degrees 1 degree square st...

Страница 55: ...e appropriate precautions to control access and use of the Matrix and its data to ensure compliance to the HIPAA requirements The CE mark on this device indicates it has been tested to and conforms to...

Страница 56: ...52 Humphrey Matrix Visual Field Instrument Rev D 08 21 06 PN 701692 Complies with IEC 60065 IEC 60601 1 4 ANSI ESNA RP27 1 1996 RP27 2 2000 RP27 3 1996 IEC 60825 1 1994 A1 A2 IEC 60825 9 IEC 60950 1...

Страница 57: ...declaration electromagnetic emissions The Humphrey Matrix is intended for use in the electromagnetic environment specified below The customer or the user of the Humphrey Matrix should assure that it i...

Страница 58: ...ent Surge IEC 61000 4 5 1 kV differential mode 2 kV common mode 1 kV differential mode 2 kV common mode Mains power quality should be that of a typical commercial or hospital environment Voltage dips...

Страница 59: ...m Field strengths from fixed RF transmitters as determined by an electromagnetic site survey a should be less than the compliance level in each frequency range b Interference may occur in the vicinit...

Страница 60: ...f transmitter W Separation distance according to frequency of transmitter m 150 kHz to 80 MHz 80 MHz to 800 MHz 800 MHz to 2 5 GHz d 1 17 P V1 d 1 17 P E1 d 2 33 P E1 0 01 0 117 0 117 0 233 0 1 0 370...

Страница 61: ...ENSE AGREEMENT FOR HUMPHREY MATRIX SOFTWARE 1 License Grant Welch Allyn hereby grants to you and you accept a nonexclusive license to use the machine readable object code form of the Matrix Software w...

Страница 62: ...atrix Software appears you may return the Matrix instrument to Carl Zeiss Meditec or Welch Allyn and at Welch Allyn s sole discretion it will either 1 fix or replace the Matrix Software or 2 refund to...

Страница 63: ...Humphrey Matrix Visual Field Instrument 59 Rev D 08 21 06 PN 701692...

Страница 64: ...60 Humphrey Matrix Visual Field Instrument Rev D 08 21 06 PN 701692...

Страница 65: ...Humphrey Matrix Visual Field Instrument 61 Rev D 08 21 06 PN 701692...

Страница 66: ...62 Humphrey Matrix Visual Field Instrument Rev D 08 21 06 PN 701692...

Страница 67: ...Humphrey Matrix Visual Field Instrument 63 Rev D 08 21 06 PN 701692...

Страница 68: ...64 Humphrey Matrix Visual Field Instrument Rev D 08 21 06 PN 701692...

Страница 69: ...Humphrey Matrix Visual Field Instrument 65 Rev D 08 21 06 PN 701692...

Страница 70: ...66 Humphrey Matrix Visual Field Instrument Rev D 08 21 06 PN 701692...

Страница 71: ...Humphrey Matrix Visual Field Instrument 67 Rev D 08 21 06 PN 701692...

Страница 72: ...68 Humphrey Matrix Visual Field Instrument Rev D 08 21 06 PN 701692...

Страница 73: ...corner of the screen will state that the Pre test Demo is being performed so the patient is able to view a demonstration of selected test Place the Patient Visor so that the Patient Eyepiece is align...

Страница 74: ...remember to keep looking at the black spot in the center of the screen at all times during the test The Recall Tests Screen F3 provides the ability to view previously stored test results by clicking...

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