System and method for oxygen therapy
US9186476B2 · kind B2 · utility
0Cited by
9References
27Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 31, 2007 |
| Grant date | Nov 17, 2015 |
| Priority date | — |
| Expiry date | Feb 19, 2033 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61M2202/03
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
The present invention describes methods and systems to provide a liquid oxygen delivery system that efficiently delivers therapeutic oxygen in accordance with a patient's respiratory cycle. An exemplary embodiment of the present invention provides a portable liquid oxygen delivery system having a liquid oxygen device, an oxygen conserving device, and an accumulator device. The portable liquid oxygen delivery system has a collective gaseous oxygen volume and the accumulator device is enabled to actuate and reduce the collective gaseous oxygen volume.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.