Bicuspid vascular valve and methods for making and implanting same
First Claim
1. A vascular valve comprising:
- a generally tubular element with first and second ends;
the first end comprising an orifice that 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 comprising at least two flexible members, each of the flexible members including an edge region having no frame structure, andwherein a length of said orifice between at least two opposing free edges of the first end when said orifice is generally closed is equal to about 1.5 to 2 times the diameter of a patient'"'"'s right ventricular outflow tract or blood vessel.
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Accused Products
Abstract
A vascular valve constructed from a biocompatible material that is designed to be surgically implanted in a patient'"'"'s blood vessel, such as the right ventricular outflow tract. At the first end of the valve there is an orifice defined by at least two opposing free edges, and which can occupy either a first, closed position or a second, open position. At the second end of the valve there are at least two flexible members attachable to an anterior and a posterior wall of a patient'"'"'s blood vessel. A length of the orifice between said at least two opposing free edges when the orifice is generally closed is equal to about 1.5 to 2 times the diameter of a patient'"'"'s blood vessel. Optionally, the two flexible members to a stent or tubular graft. The valved stent or tubular graft can be inserted into a patient'"'"'s blood vessel or heart.
48 Citations
11 Claims
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1. A vascular valve comprising:
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a generally tubular element with first and second ends; the first end comprising an orifice that 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 comprising at least two flexible members, each of the flexible members including an edge region having no frame structure, and wherein a length of said orifice between at least two opposing free edges of the first end when said orifice is generally closed is equal to about 1.5 to 2 times the diameter of a patient'"'"'s right ventricular outflow tract or blood vessel. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11)
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Specification