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SLIP LAYER DELIVERY CATHETER

  • US 20090312832A1
  • Filed: 06/11/2009
  • Published: 12/17/2009
  • Est. Priority Date: 06/13/2008
  • Status: Abandoned Application
First Claim
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1. A self-expanding stent delivery system comprising:

  • an outer tube comprising at least one layer and configured with a plurality of strips comprising a low friction material and extending from a distal end of the outer tube, the strips extending continuously from the at least one layer, each of the plurality of strips comprising a proximal and distal strip portion and terminating in a distal strip end, the plurality of strips being defined by plurality of empty slotted regions disposed between adjacent strips;

    an inner tube having a proximal inner tube portion and a distal inner tube portion, the distal inner tube portion connected to the distal strip ends; and

    a self-expanding stent collapsibly disposed over the inner tube and concentrically oriented between the inner tube and the outer tube, the stent defined by an inner lumenal stent side and an outer ablumenal stent side,wherein the strips are folded back into the outer tube such that the proximal strip portions are disposed between the outer tube and the ablumenal stent side and the distal strip portions are disposed between at least a portion of the inner tube and the lumenal stent side.

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