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Stent delivery means with balloon retraction means

  • US 6,702,843 B1
  • Filed: 04/12/2000
  • Issued: 03/09/2004
  • Est. Priority Date: 04/12/2000
  • Status: Expired due to Term
First Claim
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1. A medical device delivery catheter comprising:

  • an inner tube with a medical device receiving region at the distal end thereof;

    an expandable medical device disposed about the medical device receiving region, wherein the expandable medical device is not a balloon; and

    an independently expandable retractable balloon assembly surrounding the expandable medical device wherein the independently expandable retractable balloon assembly comprises;

    a medical dilatation balloon in mechanical communication with a balloon retraction device, the medical dilatation balloon being positioned about the expandable medical device;

    an inflation lumen in fluid communication with the medical dilatation balloon; and

    an inner sheath, the inner sheath surrounding at least the expandable medical device, the medical dilatation balloon disposed about the inner sheath.

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