Anti-reflux valve with environmental barrier
US5578059A · kind A · utility
236Cited by
41References
3Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Aug 10, 1995 |
| Grant date | Nov 26, 1996 |
| Priority date | — |
| Expiry date | Aug 10, 2015 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61M2039/2466
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A medical site (10) includes a slit septum environmental barrier (12) held across the inlet opening (76) of housing (16). Site (10) includes a disc anti-reflux valve (14) below the inlet (76) of housing (16).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.