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Apparatus for delivery of controlled doses of therapeutic drugs in endoluminal procedures

  • US 7,458,956 B1
  • Filed: 11/12/1999
  • Issued: 12/02/2008
  • Est. Priority Date: 11/12/1999
  • Status: Expired due to Fees
First Claim
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1. An endoluminal drug delivery device comprising:

  • a catheter having a distal end for placement inside a patient'"'"'s body and a proximal end for placement outside the patient'"'"'s body;

    a drug reservoir located at said distal end of said catheter, the drug reservoir being fixed in the same position with respect to the distal end of the catheter during placement of the catheter inside the patient'"'"'s body and during drug delivery, the drug reservoir having an interior surface, the interior surface of the drug reservoir being fluidly isolated from the proximal end of the catheter;

    a piston moveable within said drug reservoir;

    a motor having a shaft drive; and

    a connecting member having a first end and a second endsaid first end of said connecting member rotatably connected with said shaft drive of said motor andsaid second end of said connecting member rotatably connected with said piston.

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