External ear canal pressure regulation system
US9039639B2 · kind B2 · utility
18Cited by
81References
22Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 26, 2014 |
| Grant date | May 26, 2015 |
| Priority date | — |
| Expiry date | Jun 26, 2034 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61M2210/0662
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
An external ear canal pressure regulation device including a fluid flow generator and an earpiece having a first axial earpiece conduit fluidicly coupled to the fluid flow generator, 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.