Patent ID: 8523902
Filing Date: 2013-09-03
Classification: A61B

Abstract:
1. An anchor for attaching tissue to bone, comprising: an anchor body comprising an axial bore and a plurality of bone-engaging tines extending in a distal direction from the anchor body; a spreader comprising a cylindrically shaped proximal base comprising at least one axial bore and a conically shaped distal portion comprising a distally located base, wherein the distally located base has a larger diameter than the cylindrically shaped proximal base; and a suture extending through the at least one spreader axial bore and forming a loop on a distal end of the spreader, wherein the proximal base of the spreader is positioned between the bone-engaging tines, and wherein the conically shaped distal portion of the spreader is configured to expand the tines outward upon proximal movement of the spreader relative to the anchor body.