Patent ID: 7686843
Filing Date: 2010-03-30
Classification: A61F

Abstract:
1. A stent comprising: a first radially expandable undulating ring comprising a first apex and a second apex; a second radially expandable undulating ring adjacent to the first radially expandable undulating ring, the second radially expandable undulating ring comprising a third apex and a fourth apex circumferentially offset with respect to the first and second apices; a mirrored pair of first and second flex members wherein the first flex member, having only two connection locations, is connected to the first apex at a first connection location and to the third apex at a third connection location, and the second flex member, having only two connection locations, is connected to the second apex at a second connection location and to the fourth apex at a fourth connection location; wherein in adjacent radially expandable undulating rings, apices that are circumferentially aligned point in the same direction.