Suction device and a method of manufacturing the same
US4589869A · kind A · utility
40Cited by
2References
7Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Oct 13, 1983 |
| Grant date | May 20, 1986 |
| Priority date | — |
| Expiry date | Oct 13, 2003 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S604/902
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
The present invention discloses an improved suction device and a method of making the same. The improved device comprises a valve means for one time use, particularly in health care field. The valve device is made from two parts which are pushed into one another while bending at least one resilient lip into a shunt conduit or into abutment over the shunt conduit opening to the channel, so that the lip is limited in its movement by another part of the device.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.