Blood pump with profiled outflow region

Surgery – Cardiac augmentation

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Details

417356, F04B 1700

Patent

active

061236594

ABSTRACT:
The invention provides an axial flow blood pump with slanting outflow components. Specifically, the invention provides a blood pump having an angling outer stator blade edge structure in combination with a blood flow conduit having a constricting inner diameter. After constricting, the blood flow conduit can expand such that the inner diameter of the conduit increases. In addition, the blood pump can have an angling inner stator blade edge structure and a tapering stator blade hub or tapering rotor element.

REFERENCES:
patent: 4994078 (1991-02-01), Jarvik
patent: 5112200 (1992-05-01), Isaacson et al.
patent: 5211546 (1993-05-01), Isaacson et al.
patent: 5527159 (1996-06-01), Bozeman, Jr. et al.
patent: 5707218 (1998-01-01), Maher et al.
patent: 5890883 (1999-04-01), Golding et al.

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