Patient interface assembly for CPAP respiratory apparatus
US7931023B2 · kind B2 · utility
52Cited by
183References
61Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 29, 2007 |
| Grant date | Apr 26, 2011 |
| Priority date | — |
| Expiry date | Mar 31, 2027 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61M2210/0618
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A patient interface assembly adapted to be connected to a gas supply pump to deliver pressurized breathable gas to the inlet of a patient's respiratory system includes a patient interface structured to provide a seal with the patient and at least one inlet tube provided to the patient interface. Each inlet tube includes a substantially flat lower side wall to face the patient and a substantially arcuate upper side wall.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.