Vacuum curettage device

Details Vacuum curettage device Vacuum curettage device

1976-04-14

1977-12-20

Pace, Channing L.

Surgery

Respiratory method or device

Ozone or ion generation

116114PV, 251302, A61M 100, A61B 1722, G01D 1300, F16K 120

Patent

active

040635562

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.

REFERENCES:
patent: 1798952 (1931-03-01), Pellegrino
patent: 2781787 (1957-02-01), Johnson
patent: 2913220 (1959-11-01), Cover
patent: 3334628 (1967-08-01), Saemann et al.
patent: 3833000 (1974-09-01), Bridgman
patent: 3843016 (1974-10-01), Bornhorst et al.
patent: 3946739 (1976-03-01), Berman et al.
patent: 3963891 (1976-06-01), DE Magondeaux

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