Surgical aspirator valve apparatus

Details Surgical aspirator valve apparatus Surgical aspirator valve apparatus

1982-03-08

1984-05-08

Rosenbaum, C. Fred

Surgery

Means for introducing or removing material from body for...

Treating material introduced into or removed from body...

604 31, 604 32, 604119, A61M 100

Patent

active

044472269

ABSTRACT:
A medical aspirator including an automatic valve means to reverse the flow of air upon stoppage of the suction system whereby the stoppage may be dislodged and the normal suction function of the aspirator is reinstituted. The aspirator includes a spring loaded suction responsive trigger means to rotate the valve means.

REFERENCES:
patent: 3048192 (1962-08-01), Murphy, Jr.
patent: 3429313 (1969-02-01), Romanelli
patent: 3930505 (1976-01-01), Wallach
patent: 3955574 (1976-05-01), Rubinstein
patent: 4193406 (1980-03-01), Jinotti
patent: 4315506 (1982-02-01), Kayser et al.
patent: 4327724 (1982-05-01), Birk et al.
patent: 4395258 (1983-07-01), Wang et al.

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