Bicuspid pulmonary heart valve and method for making same
First Claim
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1. A heart valve comprising:
- a generally tubular element with first and second ends;
the first end further comprising an orifice of a predetermined size and shape, and defined by at least two opposing free edges of a predetermined length and wherein said orifice can occupy either a first or a second position, wherein said first position is flat and generally closed, and said second position is generally circular and open;
the second end further comprising a plurality of flexible members.
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Abstract
A method and apparatus for The present invention is a heart valve constructed from a synthetic resin to be surgically implanted in the right ventricular outflow tract of the heart comprising a plurality of flexible members, and an orifice.
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Citations
11 Claims
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1. A heart valve comprising:
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a generally tubular element with first and second ends;
the first end further comprising an orifice of a predetermined size and shape, and defined by at least two opposing free edges of a predetermined length and wherein said orifice can occupy either a first or a second position, wherein said first position is flat and generally closed, and said second position is generally circular and open;
the second end further comprising a plurality of flexible members. - View Dependent Claims (2, 3, 4, 5, 6, 11)
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7. A method of making a heart valve comprising the steps of making an incision into the right ventricular outflow tract;
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measuring the diameter of the right ventricular outflow tract;
cutting from a flat sheet of synthetic resin an ellipse having a major and a minor axis, wherein the minor axis has a predetermined length and is defined by at least two peripheral edges;
incising said ellipse along the minor axis, such that said incision extends along the minor axis, and is defined by said at least two peripheral edges;
folding said ellipse in half on itself along said minor axis; and
forming said incision into an orifice of predetermined diameter and shape. - View Dependent Claims (8, 9, 10)
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Specification