Surgical vacuum evacuation device

Details Surgical vacuum evacuation device Surgical vacuum evacuation device

1989-08-21

1990-12-25

Yasko, John D.

Surgery

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

Treating material introduced into or removed from body...

604187, 604317, A61M 100

Patent

active

049799444

ABSTRACT:
A self powered vacuum evacuation device adapted for medical applications employing cylinderical body with piston member which is instantly energizable to a preselected variable vacuum level by using locking members and having automatic flow control valve system so that the device can be continuously cycled in operation without connecting and disconnecting to a source of fluid and drainage reservoir.

REFERENCES:
patent: 3577980 (1971-05-01), Cohen
patent: 4036232 (1977-07-01), Genese
patent: 4333458 (1982-06-01), Margulies et al.
patent: 4562844 (1986-01-01), Carpenter et al.
patent: 4578060 (1986-03-01), Huck et al.
patent: 4610672 (1986-09-01), Ewalt et al.
patent: 4711250 (1987-12-01), Gilbaugh, Jr. et al.
patent: 4758232 (1988-07-01), Chak

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