Madsen zodiac, Reference Manual

Page: 104 / 206

4. If contralateral stimulation is used in the test, make sure that both the ipsilateral probe and the contralateral phone
are in place before you start the measurement.
5. If needed, toggle the
Ear Selector
to select the ear on which you wish to start the test.
Testing
Warning
•
If the patient is troubled by the test, stop the test. The test is interrupted immediately. Already meas-
ured results are kept.
Starting the test
1. Select Y Recorder .
2. The
Y Recorder
screen is shown.
3. Place the probe in the patient’s ear.
4. Ask the patient to sit very still and quiet during the test, without moving
head or jaw.
5. Click the Start/Stop button to start recording.
6. If needed, press the
± P
pressure offset button and simultaneously use the
dial to adjust the pressure.
Warning
•
If the patient is troubled by the test, stop the test. The test
is interrupted immediately. Already measured results are kept.
7. If needed, press the
Pause
softbutton to pause the test. This can be useful
for instance when recording acoustic reflexes using external stimuli (for
example electric stimulus during cochlear implant surgery).
8. The measurement stops automatically after 30 seconds, but you can stop it
manually before.
9. You can record one measurement per ear.
12.9.1 The Admittance (Y) Recorder screen
Admittance Recording
Start Admittance Recording
• Click to start recording admittance changes.
104 Otometrics - MADSEN Zodiac
12 Testing with Zodiac Diagnostic or Clinical - PC-based