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Stent delivery system

  • US 7,172,617 B2
  • Filed: 01/14/2002
  • Issued: 02/06/2007
  • Est. Priority Date: 03/31/1998
  • Status: Expired due to Fees
First Claim
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1. A method of delivering a stent within a body comprising:

  • providing a catheter having an inner shaft, with a ring disposed on the inner shaft, the ring having discontinuous protrusions at different circumferential positions, a stent mounted around the inner shaft, and a sheath having a longitudinal length positioned around the stent;

    the protrusions having an outside diameter at least as great as the outer diameter of the mounted stent;

    positioning a distal end of the catheter at a delivery site within the body by advancing the catheter through a body passageway;

    translating the sheath relative to the stent;

    releasing the stent from the catheter at the delivery site; and

    removing the catheter from the body.

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