Auditory-evoked-action-potential-measuring system
US4561449A · kind A · utility
12Cited by
7References
11Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 30, 1982 |
| Grant date | Dec 31, 1985 |
| Priority date | — |
| Expiry date | Nov 30, 2002 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61B5/377
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
An auditory-evoked-action-potential-measuring system for measuring the hearing acuity of a subject, the system employing generators for permitting automatic system functionality testing and skin-electrode-contact impedance testing and a switching unit permitting the system to automatically select for measurement the larger of two auditory-evoked-action potentials.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.