Heart valve prosthesis

Details Heart valve prosthesis Heart valve prosthesis

1985-03-11

1987-08-25

Apley, Richard J.

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

Heart valve

Having rigid or semirigid pivoting occluder

A61F 224

Patent

active

046890467

ABSTRACT:
A heart valve prosthesis with an annular body portion and at least one valve leaflet moveable between open, closed, and intermediate positions. The body includes leaflet ear support formations, each with a contoured recess having spaced apart, tapered arcuate guide wall surfaces and spaced apart convex ear support surfaces. Each valve leaflet includes mounting ears with upper and lower support surfaces of generally trapezoidal outline, a generally flat end face portion, and two spaced apart guide surface portions tapered so as to lie in closely spaced apart relation to the tapered guide walls in the recess.

REFERENCES:
patent: 4254508 (1981-03-01), Bokros
patent: 4276658 (1981-07-01), Hanson et al.

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