Supported bioprosthetic heart valve with compliant orifice ring

Details Supported bioprosthetic heart valve with compliant orifice ring Supported bioprosthetic heart valve with compliant orifice ring

1977-08-26

1978-08-15

Frinks, Ronald L.

A61F 122

Patent

active

041061292

ABSTRACT:
A supported bioprosthetic heart valve in which the supporting stent is capable of annular deformation and also of limited perimetric expansion and contraction during heart operation. The stent includes a wire frame composed of a single flexible wire preformed to define inverted U-shaped commissure supports merging smoothly with arcuate portions connecting such supports.

REFERENCES:
patent: 3755823 (1973-09-01), Hancock
"Clinical Experience with Supported Homograft Heart Valve for Mitral and Aortic Valve Replacement", by S. Sugie et al., The Journal of Thoracic & Cardiovascular Surgery, vol. 57, No. 4, Apr. 1969, pp. 455-463.
"Fixation of Aortic Valve Homografts with Metal Rings", by A. S. Geha et al., The Journal of Thoracic & Cardiovascular Surgery, vol. 54, No. 5, Nov. 1967, pp. 605-615 & 628-629.

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