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Methods and apparatus for regulating the flow of matter through body tubing

  • US 20030018377A1
  • Filed: 04/26/2002
  • Published: 01/23/2003
  • Est. Priority Date: 05/24/2001
  • Status: Active Grant
First Claim
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1. An apparatus for reducing the diameter of a portion of a biological passage, said passage having a wall, said apparatus comprising:

  • a body having a bore, said bore defining a central axis; and

    at least one anchor coupled to said body;

    wherein;

    said anchor extends away from said central axis; and

    said anchor is configured to pull said wall toward said axis when said body contracts toward said axis.

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