An electronic instrument used to evaluate the functional condition of the middle ear by changing the air pressure in the external auditory canal to measure and graph the mobility characteristics of the tympanic membrane. It identifies abnormalities in tympanic
| Company | Devices | Share |
|---|---|---|
| Natus Medical Denmark Aps | 106 | 64% |
| Welch Allyn, Inc. | 26 | 16% |
| Inventis Srl | 16 | 10% |
| Amplivox Limited | 4 | 2% |
| Wavely Diagnostics, Inc. | 4 | 2% |
| Diagnostic Group Llc | 3 | 2% |
| Interacoustics A/S | 2 | 1% |
| Path Medical Gmbh | 2 | 1% |
| Maico Diagnostics Gmbh | 2 | 1% |
| M.R.S. Srl | 1 | 1% |
Company = labeler of record on GUDID. 10 companies in total; top 12 shown. Click headers to sort.
Sample of brand names as labelled; no endorsement. Ask us for the full list with company, model and UDI.
| Code | Name | Devices |
|---|---|---|
| ETY | Tester, Auditory Impedance | 156 |
| PTO | Tester, Auditory Impedance, Exempt | 22 |
| ETT | Cushion, Earphone (For Audiometric Testing) | 13 |
| EWO | AUDIOMETER | 13 |
| ETY | TESTER, AUDITORY IMPEDANCE | 12 |
| ETY | Tester, auditory impedance | 11 |
Use these as the dimensions to specify in a tender line.
No closely related category with 50+ devices.
166 device records in commercial distribution are listed on the FDA Global Unique Device Identification Database (GUDID) under the GMDN category "Impedance audiometer", from 10 companies. The largest labeler is Natus Medical Denmark Aps with 64% of records.
ETY (Tester, Auditory Impedance), PTO (Tester, Auditory Impedance, Exempt), ETT (Cushion, Earphone (For Audiometric Testing)), EWO (AUDIOMETER)
No. GUDID is the US register. For the UAE (MOHAP/DoH) and Saudi (SFDA/MDMA) a separate registration and a local authorised representative are required; Consulting Wallah can check the status and connect you with registered suppliers.
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Source: FDA AccessGUDID (AccessGUDID full release 2 Nov 2026); counts are device records in commercial distribution grouped by GMDN preferred term; companies are labelers of record. Information only — US listing is not a registration in the UAE or GCC; verify with the regulator. © Consulting Wallah — CC BY‑NC‑ND.