Maico MI 34 Operating Instructions Manual page 31

Operating Instructions MI 34 / MI 34 H
Set the desired volume level with the Down-key
. On the LCD display
selected level in dB appears. The starting level is always 80 dB.
If you like to change the test frequency from the default 1 kHz use the Left-
key respectively the Right-key
boxes at the bottom below the selected level in dB, the test frequency
appears.
The pressure will automatically be set at the peak pressure for maximal
compliance.
Instruct the patient not to talk, swallow, yawn or move until the test is over.
Any movement or sound will give unreliable results.
Press the ENTER button
Watch the probe LEDs for an indication of test operation. See chapter 3.6
for an explanation of the
LEDs.
An individual
peak amplitude decays
50% within
second time limit shows
signs of adaptation, or
decay. The percentage
value is displayed after
10 seconds.
In figure 26 test result is
shown. The emphasized
black bar below the 0 ml
line indicates
duration of
stimulus.
To save the result and or / perform an additional test press the DECAY key
. On the LCD display
is now shown.
The next right test box is now highlighted. You can do now a test with
different level or frequency. Select it as described before.
GEBAmi34e.11a.docx
below the left reflex box at the bottom the
when ready to run the test.
whose
the 10
the
the test
in the left reflex box at the bottom the last result
. On the LCD display
Reflex ipsi decay 1000 Hz Rechts
ml
0,15
0.10
0.05
0
1
D 2
80
90
1000 Hz I 2000 Hz
Figure 26
The reflex decay screen with test result
30
respectively the Up-key
below the reflex
Decay (+ 34 %)
3 4
Hz
850 232/14 08/11
s