Zeiss HUMPHREY 720i User Manual page 107

TESTING
REV. B 02/03 PN 51680-1
4
Change test parameters.
Select the test parameters
and the fixation monitoring
system to best suit your
patient's needs.
5
Patch the non-test eye. Reduce the room illumination. Give the patient test instructions.
Adjust the table and perimeter to a comfortable height for the patient. Make sure the
patient is sitting comfortably. See Section 3: "Preparing the Patient". You may also refer to the
Help Menus by pressing the HELP MENU Icon on the HFA II.
6
Press START.
7
If the Foveal Threshold parameter is turned on, it will activate now. Refer to the earlier
discussion in this section on "Foveal Threshold".
8
If the fixation monitoring parameter is set to "Gaze Track" or "Gaze/Blind Spot", follow
the on-screen instructions for setup. Refer to "Gaze Tracking" for details. After gaze
monitor initialization, a pop-up window appears and prompts you to start the test. Remember
to monitor the patient during the visual field test to insure accurate results.
9
If necessary, PAUSE
the test. Pausing the test
can improve test results in
easily fatigued patients. Check
patient alignment through the
video eye monitor before
resuming the test.
HUMPHREY FIELD ANALYZER II -
5-17
i
series