Method and apparatus for restenosis treatment

  • US 5,302,168 A
  • Filed: 09/05/1991
  • Issued: 04/12/1994
  • Est. Priority Date: 09/05/1991
  • Status: Expired due to Term
First Claim
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1. A method for treatment and post-treatment of a stenosed area of an artery comprising the steps of:

  • reducing the annular stenosed area within an artery;

    advancing a radioactive dose means within the artery to the area of reduced stenosis, the radioactive dose means being operatively connected to positioning means and the advancing step being performed by moving the positioning means;

    applying a radioactive dose to the area of reduced stenosis by exposing the area of reduced stenosis to the radioactive dose means; and

    removing the dose means from the artery by moving the positioning means.

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