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Stent with dual support structure

  • US 8,007,527 B2
  • Filed: 12/08/2009
  • Issued: 08/30/2011
  • Est. Priority Date: 03/27/1998
  • Status: Expired due to Fees
First Claim
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1. A stent comprising:

  • a stent body expandable between an undeployed orientation and a deployed orientation, the stent body extending along a longitudinal axis,the stent body includinga cell defining portion that defines an open cell, the cell defining portion including axially spaced-apart first and second segments, the segments each extending about a circumference of the stent body in an undulating pattern that includes a plurality of peaks and valleys, and the cell defining portion including at least two sets of opposing, non-connected valleys;

    a pair of first connection locations positioned on circumferentially opposite sides of the cell defining portion for connecting the cell defining portion to circumferentially adjacent cell defining portions; and

    a pair of second connection locations positioned on axially opposite sides of the cell defining portion for connecting the cell defining portion to axially adjacent cell defining portions,wherein each of the first and second segments comprises first and second spaced-apart elements extending from one of the first connection locations to one of the second connection locations and defining said undulating pattern.

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