Blood reservoir/pump

Details Blood reservoir/pump Blood reservoir/pump

1989-01-23

1990-06-26

Smith, Leonard E.

Pumps

Motor driven

Electric or magnetic motor

4174239, 128DIG3, F04B 3504

Patent

active

049367595

ABSTRACT:
A combined blood reservoir/pump for heart/lung bypass surgery includes a chamber having an upper reservoir chamber and a lower pump chamber with a passage connecting the reservoir chamber and the pump chamber. An inlet positioned adjacent an upper end of the housing supplies blood to the reservoir. An impeller is positioned in the pump chamber and is driven by a shaft which has its lower end connected to the impeller and an upper end connected to a drive motor which is mounted near the top end of the housing. An outlet is connected to the pump chamber for supplying blood from the combination blood reservoir/pump.

REFERENCES:
patent: 1712012 (1929-05-01), Traudt
patent: 2304289 (1942-12-01), Ruthman
patent: 2933045 (1960-04-01), Isserlis
patent: 4350646 (1982-09-01), Baus

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