Breathing assistance apparatus
US6951218B2 · kind B2 · utility
155Cited by
18References
10Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 24, 2003 |
| Grant date | Oct 4, 2005 |
| Priority date | — |
| Expiry date | Mar 24, 2023 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61M2205/42
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A CPAP system for supplying humidified gases to a user is disclosed in which various interfaces are described for gas delivery. A mask cushion including a deformable cushion and thin sheath is described. A forehead rest with a horizontal pivot that is attached to the mask is disclosed. An outlet vent to reduce the noise from exhausted carbon dioxide is described. A mouthpiece is also described with an outlet diffuser including Heat Moisture Exchanger Material.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.