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Expandable stent and method for delivery of same

DC
  • US 6,858,037 B2
  • Filed: 02/13/2002
  • Issued: 02/22/2005
  • Est. Priority Date: 03/05/1996
  • Status: Expired due to Fees
First Claim
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1. An unexpanded stent comprising:

  • a tubular wall having a series of undulating circumferential portions, each circumferential portion comprising alternating peaks and valleys;

    the tubular wall also having a plurality of longitudinal portions connecting said series of undulating circumferential portions to form a porous, cylindrical surface;

    a longitudinal portion connecting a peak in a first circumferential portion with a valley in a second circumferential portion adjacent to the first circumferential portion; and

    each longitudinal portion having a flexure member, said flexure member, in two dimensions, being non-sinusoidal and arcuate, each flexure member being connected to an adjacent circumferential portion with a straight strut portion which is disposed parallel to a longitudinal axis of the stent.

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