Madsen zodiac, Reference Manual

Page: 60 / 206

Testing
Starting the test
6. Press either the
Ipsi
reflex or the
Contra
reflex button.
7. Select the frequency that you wish to test: press the applicable Frequency
button.
8. Use the dial to set the desired stimulus level.
9. Prepare the patient for the high sound levels in the test.
Note
•
You will be warned about a high stimulus intensity level if you
reach the warning limit.
10. Ask the patient to sit very still and quiet during the test, without moving
head or jaw.
11. Press the Start/Stop button to present a single stimulus.
12. The probe lights up in green, and the screen shows a green frame around
the deflection graph to indicate that the test has started.
13. If needed, you can offset the pressure to stabilize your measurements:
Press and hold the ±P (pressure offset) button and use the dial to set the
desired pressure.
14. If needed, repeat these steps until you have collected the desired meas-
urements.
Warning
•
If the patient is troubled by the test, stop the test. The test
is interrupted immediately. Already measured results are kept.
Stopping the test
1. If the patient is troubled by the test, press the Start/Stop button on the
device or the Start/Stop button on the probe control pad on the shoulder
strap. The test is interrupted and the pump pressure is relieved imme-
diately.
Already measured results are kept when a measurement is stopped.
When you have finished testing one ear, switch ears, if needed.
60 Otometrics - MADSEN Zodiac
9 Testing with Zodiac Diagnostic or Clinical - Stand-Alone