Intracardiac blood pump

Details Intracardiac blood pump Intracardiac blood pump

2006-07-04

2006-07-04

Pezzuto, Robert E. (Department: 3766)

Surgery

Cardiac augmentation

C623S003100

Reexamination Certificate

active

07070555

ABSTRACT:
The blood pump (10) comprises an elongate drive portion (11) and a pump portion (12) lengthening the latter. Between the two portions, flow openings (17) are positioned. According to the invention, the flow openings (17) are covered by a screen (24) preventing the blood pump from sucking fast on tissue parts or cardiac valves or from sucking in endogenous tissue and being blocked thereby.

REFERENCES:
patent: 5275580 (1994-01-01), Yamazaki
patent: 5964694 (1999-10-01), Siess et al.
patent: 6058593 (2000-05-01), Siess
patent: 6139487 (2000-10-01), Siess
patent: 6176822 (2001-01-01), Nix et al.
patent: 6176848 (2001-01-01), Rau et al.
patent: 6508787 (2003-01-01), Erbel et al.
patent: 6544216 (2003-04-01), Sammler et al.
patent: 0764448 (1997-03-01), None
patent: WO 94/09835 (1994-05-01), None

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