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Stent and therapeutic delivery system

  • US 5,685,847 A
  • Filed: 07/27/1995
  • Issued: 11/11/1997
  • Est. Priority Date: 06/30/1994
  • Status: Expired due to Term
First Claim
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1. A catheter assembly for dispensing a stent and administering a therapeutic agent in a patient'"'"'s vessel, said catheter assembly comprising:

  • A. elongated flexible tube means including lumens therein, said flexible tube means having a distal end portion for delivering a stent positioned distally on said flexible tube means to the site of the irregularity in the vessel and a proximal end portion for controlling said distal end portion through said lumens;

    B. expansible means at said distal end portion for being extended and retracted responsive to manipulation at said proximal end portion through one of said lumens, the extension of said expansible means causing a deployment of the stent; and

    C. delivery means associated with said flexible tube means for delivering a therapeutic agent proximate the stent and adjacent portions of the vessel responsive to manipulation of said proximal end portion.

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