Ventilation mask
US8789532B2 · kind B2 · utility
4Cited by
88References
29Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 10, 2006 |
| Grant date | Jul 29, 2014 |
| Priority date | — |
| Expiry date | Nov 11, 2029 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61M16/0638
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A ventilation mask having a cushioned facial interface and an adjustable support structure. The ventilation mask can have a gas delivery port with a gas delivery tube rotatably coupled thereto. The cushioned facial interface may have one or more interior membranes and an extended lower portion. The support structure may have an adjustable slide allowing a wearer to adjust the mask to increase comfort while maintaining a gas-tight seal between the mask and the face of the wearer.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.