Valve device intended for being implanted in a dysfunctional larynx or a larynx prosthesis
US8551168B2 · kind B2 · utility
3Cited by
12References
18Claims
0Family size
Assignees
Inventors
Key dates
| Filing date | Dec 2, 2008 |
| Grant date | Oct 8, 2013 |
| Priority date | — |
| Expiry date | Nov 7, 2029 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61M16/0468
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
The present invention relates to a valve device designed to be implanted in a dysfunctional larynx or in a prosthetic larynx. The valve device has a distal portion forming an annular support structure and a central portion forming an obturator. The obturator includes i) a peripheral part forming a first valve integral with the annular support structure in a first hinge region, and ii) a central part forming a second valve integral with the first valve in a second hinge region.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.