Surgery – Means for introducing or removing material from body for... – Material introduced into and removed from body through...
Patent
1986-01-06
1990-10-23
Kruter, J. L.
Surgery
Means for introducing or removing material from body for...
Material introduced into and removed from body through...
604 33, 604902, 604119, A61M 100
Patent
active
049648497
ABSTRACT:
A self-contained two-way suction device for use in surgical operations provides a suction nozzle and a two-way valve selectively determining communication between the nozzle and two parallel exhaust tubes for selectively providing return suction of shed blood to a heart-lung machine or other blood saver device and discard suction of saline solution or the like to a discharge location or cell washing system.
REFERENCES:
patent: 2796887 (1957-06-01), Stein
patent: 4006745 (1977-02-01), Sorenson et al.
patent: 4062360 (1977-12-01), Bentley
patent: 4411786 (1983-10-01), Russell
patent: 4416658 (1983-11-01), Numazawa et al.
patent: 4526573 (1985-07-01), Lester et al.
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