Blood pump device having a journal

Details Blood pump device having a journal Blood pump device having a journal

1997-07-21

2000-12-19

Kamm, William E.

Surgery

Cardiac augmentation

A61M 112

Patent

active

061621676

ABSTRACT:
A blood pump device which includes a blood pump having blood transport ports and cannulae connected to the ports. The blood pump device also includes a coating material covering the junction between the inner surfaces of the ports and cannulae. A method of producing a smooth coating. A blood pump device including a second portion having a stator mechanism and a rotor mechanism disposed adjacent to and driven by the stator mechanism. The second portion has a journal disposed about the rotor mechanism to provide support therewith. The second portion has an impeller disposed in the chamber and a seal member for sealing about a shaft of the impeller. The seal member is fixedly attached to the journal so that the seal member is supported by the journal. A mechanism for providing power to the blood pump so that blood can be pumped through a cannula.

REFERENCES:
patent: 5118264 (1992-06-01), Smith
patent: 5385581 (1995-01-01), Bramm et al.
patent: 5399145 (1995-03-01), Ito et al.

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