Cannula operated pinch valve
US6461345B1 · kind B1 · utility
0Cited by
10References
12Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Nov 9, 1999 |
| Grant date | Oct 8, 2002 |
| Priority date | — |
| Expiry date | Nov 9, 2019 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB01L2400/0655
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
There is disclosed a pinch valve for allowing access to a sterile reaction vessel using a cannula. The valve remains closed until a cannula is inserted. Upon removal of the cannula, the valve automatically closes maintaining the sterile or otherwise controlled conditions of the reaction vessel.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.