Interacoustics AA222 Additional Information

AA222 Additional Information Page 12
2.8 Eustachian tube function – perforated eardrum
The default display of the Eustachian tube function test for a perforated eardrum shows a graph for the
selected ear. The following information is available during testing:
A
The pressure curve showing that the pressure drops each time the patient swallows. Notice that an
exponential release of pressure means that the probe sealing might not be sufficient.
Before the measurement starts, an instruction is displayed to tell you how to direct the patient. To
continue, press either Continue or Enter.

Interacoustics AA222 Specifications

General

Brand	Interacoustics
Model	AA222
Category	Measuring Instruments
Language	English