External ear canal pressure regulation device
US11090194B2 · kind B2 · utility
8Cited by
131References
27Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 25, 2014 |
| Grant date | Aug 17, 2021 |
| Priority date | — |
| Expiry date | May 8, 2037 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61H2205/027
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
An external ear canal pressure regulation device including a fluid flow generator, an earpiece having an axial earpiece bore, and a valved conduit fluidicly coupled to the fluid flow generator and the axial earpiece bore, whereby the earpiece has a compliant earpiece external surface configured to sealably engage an external ear canal as a barrier between an external ear canal pressure and an ambient pressure.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.