Blood reservoir with a separate vent and a sucker chambers
US8882696B2 · kind B2 · utility
2Cited by
23References
20Claims
0Family size
Inventor
Key dates
| Filing date | Apr 2, 2012 |
| Grant date | Nov 11, 2014 |
| Priority date | — |
| Expiry date | Jun 15, 2033 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61M1/3667
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
The present invention consists of a venous blood reservoir that has a separate blood chamber to filter vent blood and a separate chamber to filter sucker blood. The two blood chambers are separated by a common wall and are in fluid communication along their top assuring that vacuum applied to the top of either is equally applied to the other. A mean to form communication across the wall allows the user to either accumulate sucker blood in its chamber while letting vent blood to flow freely to the venous blood chamber. Alternately, user can let the blood in the sucker chamber to combine with the venous blood freely too.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.