Replacement of cardiac valves in heart surgery
OwnerYoel Ovilinventor
Life of this patent
Estimating the term…
Abstract
A cardiac valve has an annular body of unsupported natural or artificial tissue. The annular body has a bishop's miter shape with a cylindrical end and a pair of diametrically-opposite triangular flap portions extending therefrom. Each flap portion has a free apical end.
Claims7
A cardiac valve having an annular body of flexible unsupported natural or artifical tissue, said annular body having a bishop's miter shape with a cylindrical end portion and a pair of diametrically-opposite triangular flexible flap portions integral with and extending from the cylindrical end portion, each flexible flap portion having a free apical end.
A method of replacing a cardiac valve in a heart of a patient;
- the method comprising providing a tissue valve consisting of flexible unsupported natural or artifical tissue having a bishop's miter shape with a cylindrical end portion and a pair of diametrically-opposite triangular flexible flap portions integral with and extending from the cylindrical end portion, each flexible flap portion having a free apical end;
- securing the cylindrical end of the tissue valve being secured to a native annulus in the heart, and securing the apical end of each flexible flap portion to papillary muscle of a ventricle or to a side wall of the pulmonary artery or the aorta.
A method of replacing a cardiac valve in a heart of a patient;
- the method comprising providing a tissue valve consisting of flexible unsupported endocardial tissue having a bishop's miter shape with a cylindrical end portion and a pair of diametrically-opposite triangular flexible flap portions integral with and extending from the cylindrical end portion, each flexible flap portion having a free end,
- and securing the apical ends of each flap portion to papillary muscle of a ventricle or to a side wall of the pulmonary artery or the aorta.
Dependencies are inferred from the claim text.