Hydraulic pump with replaceable pumping member

Details Hydraulic pump with replaceable pumping member Hydraulic pump with replaceable pumping member

1975-02-25

1977-03-15

Croyle, Carlton R.

Pumps

Expansible chamber type

Inlet and discharge distributors at opposite ends of tubular...

417567, F04B 4308, F04B 4506

Patent

active

040121780

ABSTRACT:
A hydraulic pump particularly suited for the extracorporal circulation of blood, having a readily replaceable and disposable pumping member is disclosed. The pump avoids injury to the blood cells and creates a minimum of turbulence during the pumping operation, thus limiting the buildup of fibrin.

REFERENCES:
patent: 723042 (1903-03-01), Schwern
patent: 2533097 (1950-12-01), Dale
patent: 3262446 (1966-07-01), Stoner
patent: 3282223 (1966-10-01), Karkut
patent: 3427987 (1969-02-01), Eull
patent: 3526223 (1970-09-01), Curtis
patent: 3551076 (1970-12-01), Wilson
patent: 3620653 (1971-11-01), Gaylord et al.
patent: 3814547 (1974-06-01), Kitrilakis et al.
patent: 3822966 (1974-07-01), McClocklin

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