Breathing gas delivery method and apparatus
US5632269A · kind A · utility
265Cited by
49References
11Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Dec 2, 1994 |
| Grant date | May 27, 1997 |
| Priority date | — |
| Expiry date | Dec 2, 2014 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61M2205/3561
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
An improved methodology and systems for delivery of breathing gas such as for the treatment of obstructive sleep apnea through application of alternating high and low level positive airway pressure within the airway of the patient with the high and low airway pressure being coordinated with the spontaneous respiration of the patient, and improved methods and apparatus for triggering and for leak management in such systems.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.