Surgery – Blood drawn and replaced or treated and returned to body
Patent
1996-04-30
1998-04-14
Weiss, John G.
Surgery
Blood drawn and replaced or treated and returned to body
604410, A61M 3700
Patent
active
057386455
ABSTRACT:
In a venous/cardiotomy reservoir, substantially accurate volume indication and post-operative use are provided while preventing introduction of air into the reservoir outlet, by interposing a collapsible bag between the underside of a rigid reservoir housing and the reservoir outlet.
REFERENCES:
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patent: 4622032 (1986-11-01), Katsura et al.
patent: 4642089 (1987-02-01), Zupkas et al.
patent: 4976707 (1990-12-01), Bodicky et al.
patent: 4976708 (1990-12-01), Oshiyama
patent: 5049146 (1991-09-01), Bringham et al.
patent: 5270005 (1993-12-01), Raible
Medtronic Inc.
O Ki Yong
Weiss John G.
Weissenberger Harry G.
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