Suture anchor with improved torsional drive head
AssigneeDePuy Mitek, LLC
InventorsJoseph H. Contiliano, Yufu Li, Zhigang Li, Nathan Cauldwell
Life of this patent
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Abstract
The present invention provides a suture anchor that includes an elongate shank defining a longitudinal axis and having at least one engaging member for applying the suture anchor within the bone and securing the suture anchor in the bone once implanted formed thereon, and a drive head having a proximal end, a distal end and a radial cross-sectional geometry, where the drive head is mated to the elongate shank, includes at least one suture attachment element formed in a portion thereof and at least one anti-rotational member integral therewith, suture anchor kits utilizing the suture anchors and methods of attaching bone to gone.
Claims6
A suture anchor installation kit, comprising:
- at least one suture anchor having an elongate shank comprising a proximal end and a distal end and defining a longitudinal axis and comprising at least one engaging member formed thereon;
- and a drive head comprising a proximal end, a distal end mated to said elongate shank, a radial cross-sectional geometry, at least one suture attachment element formed in a portion of said drive head, and at least one anti-rotational member integral therewith;
- and
- a cylindrical driver tool having a distal end comprising a socket formed therein having a shape adapted to receive and engage said drive head of said suture anchor.
A method for attaching soft tissue to bone, comprising the steps of:
- forming a bone cavity within a bony structure;
- providing a suture anchor comprising an elongate shank comprising a proximal end and a distal end and defining a longitudinal axis, said shank further comprising at least one engaging member formed thereon;
- and a drive head comprising a proximal end, a distal end mated to said elongate shank, at least one suture attachment element formed in a portion of said drive head, said suture attachment element comprising a suture disposed therein, and at least one anti-rotational member integral therewith;
- inserting said suture anchor into said bone cavity;
- and
- attaching soft tissue to said suture.
Dependencies are inferred from the claim text.