Madsen zodiac, Reference Manual

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Reflex Decay graph
The reflex decay graph shows the reflex decay curve and the half-life time for the selected stimulus.
• Time line in seconds
• Stimulus on/stimulus off markers
• Deflection curve for the selected stimulus
• Half-life marker
Reflex Decay results
Use the buttons in the Reflex section on the front panel to navigate between the measurements. Your selection is high-
lighted in the Reflex results table.
The results table shows the results related to the currently selected curve:
• Stimulus side
• Stimulus frequency
• Half-life time
If the system cannot automatically analyze a reflex measurement, a
Not Tested
indication is shown.
On-screen selections
Adjust Marker Press this soft-button so that you can adjust the half-life time marker by using the
dial.
Hide Marker / Show Marker If, for example, the result is ambiguous, you can hide a half-life time marker.
Alternatively, you can show the marker.
Done When you have adjusted the marker, press the Done soft-button.
The results table is updated with the selected value.
9.8 Manual Tympanometry
In Manual Tympanometry you can control the pump pressure manually.
The default setup available in the tympanometry test is designed for any of the tympanometry tests you can
perform. Adjust the settings to suit your purposes.
Preparing for testing
1. Do as described in Preparing for testing ► 36 .
2. Ask the patient to sit very still and quiet during the test, without moving head or jaw.
3. If needed, toggle the Ear Selector to select the ear on which you wish to start the test.
The probe lights up in the ear color to indicate that it is activated.
4. Press the Special button and select Manual Tymp .
5. The diagnostic probe is selected automatically when you select the
Manual Tymp
test.
66 Otometrics - MADSEN Zodiac
9 Testing with Zodiac Diagnostic or Clinical - Stand-Alone