Low-profile biological bicuspid valve

Details Low-profile biological bicuspid valve Low-profile biological bicuspid valve

1983-10-11

1985-12-31

Frinks, Ronald L.

Prosthesis (i.e., artificial body members), parts thereof, or ai

Heart valve

Having rigid or semirigid pivoting occluder

A61F 122

Patent

active

045611297

ABSTRACT:
This invention relates to a "biological" valve suitable for surgical treatment of cardiopathies, composed of a supporting ring having a diametrically-disposed element which functions as a support for the hinge of the two flaps which alternately allow and prevent flow through the device. It is designed in such a way that the angle formed by these flaps in the resting position conditions both the height of the prosthesis as well as the mechanical behavior of the aforementioned flaps.

REFERENCES:
patent: 3312237 (1967-04-01), Mon et al.
patent: 3739402 (1973-06-01), Cooley et al.
patent: 3859668 (1975-01-01), Anderson
patent: 3983581 (1976-10-01), Angell et al.
patent: 4218782 (1980-10-01), Rygg
patent: 4308624 (1982-01-01), Klawitter
"A Hinged-Leaflet Valve for Total Replacement of the Human Aortic Valve", by V. L. Gott et al., Journal of Thoracic & Cardiovascular Surgery, vol. 48, No. 5, Nov. 1964, pp. 713-725.

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