Self-sealing cannula cap
US5269763A · kind A · utility
191Cited by
16References
14Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 18, 1991 |
| Grant date | Dec 14, 1993 |
| Priority date | — |
| Expiry date | Jul 18, 2011 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61M2039/0646
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A cap is provided for resealably sealing the end of a cannula to allow the insertion and removal of a tube or surgical instrument such as a needle into the cannula. The cap includes a valve body having a plurality of radially extending lip members arranged to form a pair of intersecting duckbill valves and a sleeve is provided for mounting the cap member to the end of a cannula.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.