Device Dossier
Audiometer, impedance
Device Dossier for Audiometer, impedance (Audiometer, impedance, Class IIa, sponsor Earkart). ARTG record, intended purpose, GMDN category — compiled by…
- GMDN category: Audiometer, impedance
Intended purpose
A device for testing hearing. It does this by measuring the changes in acoustic impedance/admittance caused either by varying the air pressure in the external acoustic meatus or by activating the middle ear muscle reflex. The results are then shown on a tympanogram.