Corkscrew suture anchor

  • US 6,214,031 B1
  • Filed: 06/05/2000
  • Issued: 04/10/2001
  • Est. Priority Date: 08/05/1996
  • Status: Expired due to Term
First Claim
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1. A suture anchor for securing suture to soft bone, comprising:

  • a central body having a central axis, a distal end and a proximal end, the central body having a diameter, the central body being tapered from a maximum diameter near the proximal end to a minimum diameter toward the distal end, and a tip portion disposed at the distal end of the central body having a taper which is greater than the taper of the central body;

    a drive head disposed on the proximal end of the central body;

    an eyelet for receiving at least one strand of suture; and

    a continuous thread disposed in a spiral around the central body and having an inner diameter, an outer diameter, and a thickness, the thickness of the thread at the outer edge of the thread increasing proximally along a portion of the thread, the outer diameter of the thread being at least twice the inner diameter of the thread along a portion of the thread.

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