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Delivery system

  • US 20010056295A1
  • Filed: 06/20/2001
  • Published: 12/27/2001
  • Est. Priority Date: 06/22/2000
  • Status: Active Grant
First Claim
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1. A stent delivery system comprising a catheter having a distal end and a proximal end, a self expanding stent device having a compressed state and an expanded state and being positioned along the catheter and close to the distal end thereof, a capsule enclosing the self expanding stent device in its compressed state along substantially the whole length thereof, said capsule having an open distal end and a proximal end fixed to the catheter and further having at least one perforation extending longitudinally of said capsule from the distal end substantially to the proximal end thereof, and a balloon positioned within the capsule so as to break the capsule along said at least one perforation, whereby the stent device may expand to its expanded state and the catheter with the broken capsule may be withdrawn.

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