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Implant delivery catheter system and methods for its use

  • US 20060084943A1
  • Filed: 12/06/2005
  • Published: 04/20/2006
  • Est. Priority Date: 04/05/2000
  • Status: Active Grant
First Claim
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1. A method of delivery of a therapeutic agent to a depth within the myocardium including the steps of:

  • providing a helical shaped controlled release structure having a therapeutic agent selected from the set of agents consisting of macromolecules, gene therapy preparation, microspheres and micelles;

    penetrating the endocardium of the heart with the helical shaped controlled release structure attached to a tube or catheter;

    implanting the helical shaped controlled release structure to a depth within the myocardium; and

    delivering therapeutic agents to the heart tissue over time by diffusion, elution, osmosis, or hydrolysis from the implanted controlled release structure;

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