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Balloon delivery system for deploying stents

  • US 5,935,135 A
  • Filed: 05/23/1997
  • Issued: 08/10/1999
  • Est. Priority Date: 09/29/1995
  • Status: Expired due to Fees
First Claim
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1. A balloon delivery system for deploying a stent within a tubular body lumen comprising:

  • an expandable balloon configured to receive a stent for maintaining an inside diameter of a lumen;

    a passage in a tube in fluid communication with the expandable balloon;

    at least one protrusion formed on an exterior of the balloon for securing the stent on the balloon during delivery and deployment of the stent within the lumen, the at least one protrusion being formed from the same material as the balloon, the at least one protrusion being formed of a flexible plastic material, the protrusion being transformed from a protruding configuration to a non-protruding configuration upon inflation of the balloon and the protrusion retaining the non-protruding configuration upon subsequent deflation of the balloon.

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