Positive expiratory pressure device
US6581598B1 · kind B1 · utility
120Cited by
26References
9Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 24, 1999 |
| Grant date | Jun 24, 2003 |
| Priority date | — |
| Expiry date | Nov 24, 2019 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61M16/209
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
An enhanced PEP therapy device which provides a variable frequency and variable magnitude positive expiratory pressure by utilizing a nonlinear orifice for adjusting and maintaining a desired positive expiratory pressure oscillation in accordance with a predetermined pressure range of a patient's expiratory air.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.