Respiratory mask
US8051855B2 · kind B2 · utility
17Cited by
29References
16Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 13, 2006 |
| Grant date | Nov 8, 2011 |
| Priority date | — |
| Expiry date | Dec 22, 2029 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61M16/0825
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A respiratory mask including a base plate adapted for connection to a gas source and a bladder secured to the base plate to form a generally fluid tight seal with the base plate, and defining at least one internal chamber with the base plate for receiving a fluidizing medium to fill the bladder and form a resilient cushion.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.