Patent ID: 6814750
Filing Date: 2004-11-09
Classification: A61F

Abstract:
A prosthetic device for sustaining a blood vessel or hollow organ lumen, comprising:a self-expanding wire frame having a flexible tubular shape and a plurality of first and second wire segments, the plurality of first and second wire segments having flexible interconnections and defining a plurality of cells, with each of the flexible interconnections being defined by a respective first wire segment and a respective second wire segment being wound about each other, and selected of the first wire segments extending through the flexible interconnections of at least two nonadjoining ones of the cells, and selected of the second wire segments extending through the flexible interconnections of at least two nonadjoining ones of the cells, wherein the flexible interconnections between adjoining cells extend axially along the wire frame, and wherein the first wire segments extend in step-wise fashion from a first end of the wire frame to a second end in a counterclockwise direction about the circumference of the tubular shape and the second wire segments extend in step-wise fashion from the first end of the wire frame to the second end in a clockwise direction about the tubular shape.