1974-09-03
1976-02-17
Frinks, Ronald L.
A61F 122
Patent
active
039381978
ABSTRACT:
A central flow prosthetic cardiac valve for disposition in the heart and the aorta for controlling the pulsatile flow of blood into and from the heart, having a plurality of valve flaps for positive opening and closing of the valve during pulsatile flow of the blood.
REFERENCES:
patent: 3370305 (1968-02-01), Goott et al.
patent: 3445863 (1969-05-01), Wada
patent: 3689942 (1972-09-01), Rapp
patent: 3737919 (1973-06-01), Child
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