Maico MI 34 Operating Instructions Manual page 36

Operating Instructions MI 34 / MI 34 H
Once the peak pressure has been obtained ask the patient to swallow. If
the Eustachian tube opens, a drop in pressure will be recorded. Repeated
attempts to swallow will display a "stair step" effect, or a complete drop to
0 daPa.
The test will stop after the allotted 40 seconds have elapsed.
After a test you can print out the result for your documents by pressing the
blue PRINT-key .
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