Fluidic-controlled oxygen intermittent demand flow device
US4381002A · kind A · utility
32Cited by
10References
6Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Dec 18, 1980 |
| Grant date | Apr 26, 1983 |
| Priority date | — |
| Expiry date | Dec 18, 2000 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T137/2109
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
The apparatus of the present invention comprises means for regulating intermittent flow of respiratory fluid to a patient during oxygen therapy. The invention utilizes laminar fluidic elements in the control circuit for regulating the operation of an oxygen flow valve.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.