Vacuum curettage device
US4063556A · kind A · utility
66Cited by
8References
12Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 14, 1976 |
| Grant date | Dec 20, 1977 |
| Priority date | — |
| Expiry date | Apr 14, 1996 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61M1/74
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A vacuum device for performing medical procedures such as a curettage, or the like. The device includes basically an evacuated vessel, a cannula or some other form of medical implement, and a valve arrangement for selectively applying the vacuum to the cannula. The present disclosure deals specifically with a novel valve arrangement for the device and various vacuum indicators that can be employed to provide a visual indication as to the presence of a vacuum within the vessel.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.