Disposable blood pump

Details Disposable blood pump Disposable blood pump

1985-03-01

1986-03-04

Smith, Leonard E.

Pumps

Motor driven

Fluid motor

128 1D, 128DIG3, 604153, F04B 4306, A61M 110

Patent

active

045738831

ABSTRACT:
A hemocompatible flexible diaphragm and flexible wall pumping chamber positioned in a rigid body and actuated by alternating positive and negative fluid pulses. An inlet valve and an outlet valve are integrally molded in the pumping chamber. The diaphragm and pumping chamber are preferably molded of an elastomer. The pump is atraumatic, inexpensive and the pumping chamber and diaphragm are disposable.

REFERENCES:
patent: 3127846 (1964-04-01), Kerns
patent: 3639084 (1972-02-01), Goldhaber
patent: 3656873 (1972-04-01), Schiff
patent: 3974825 (1976-08-01), Normann
patent: 3995774 (1976-12-01), Cooprider
patent: 4144595 (1979-03-01), Unger
patent: 4222127 (1980-09-01), Donachy et al.
patent: 4360324 (1982-11-01), O'Hara et al.
patent: 4397049 (1983-08-01), Robinson et al.

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