Suture anchor
First Claim
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1. Apparatus for attaching a first object to a second object, said apparatus comprising:
- a body having a longitudinal axis and a maximum cross-section perpendicular to said longitudinal axis, said body being adapted for longitudinal insertion into said second object;
attachment means disposed on said body for attaching said first object to said apparatus; and
retaining means for resisting forces tending to withdraw said apparatus from said second object after its insertion therein, said retaining means comprising at least one flexible element having first and second portions, said first portion being supported by said body and said second portion normally extending outboard from said body so that said second portion is located outwardly of a longitudinal axial projection of said maximum cross-section of said body, said flexible element being substantially elastically deformable such that said second portion of said flexible element is capable of being located substantially within a longitudinal axial projection of said maximum cross-section of said body.
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Abstract
A suture anchor for anchoring one end of a conventional suture to bone comprising a coupling member, at least one barb made of a resilient elastic material projecting form said coupling member, and means for attaching one end of a suture to said suture anchor. The coupling member and the at least one barb and adapted to securely anchor one end of the suture in bone when the suture is attached to the attachment means so that the other end of the suture extending outside the bone can be used to attach objects to the bone. A novel application tool is also provided.
240 Citations
4 Claims
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1. Apparatus for attaching a first object to a second object, said apparatus comprising:
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a body having a longitudinal axis and a maximum cross-section perpendicular to said longitudinal axis, said body being adapted for longitudinal insertion into said second object; attachment means disposed on said body for attaching said first object to said apparatus; and retaining means for resisting forces tending to withdraw said apparatus from said second object after its insertion therein, said retaining means comprising at least one flexible element having first and second portions, said first portion being supported by said body and said second portion normally extending outboard from said body so that said second portion is located outwardly of a longitudinal axial projection of said maximum cross-section of said body, said flexible element being substantially elastically deformable such that said second portion of said flexible element is capable of being located substantially within a longitudinal axial projection of said maximum cross-section of said body. - View Dependent Claims (2, 3, 4)
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Specification