Patent ID: 7776049

Claim:
A spinal implant for use with an inserter having a distal engagement region with a pair of prong elements in a generally parallel relationship, comprising: a generally crescent-shaped article of bone having an outer perimeter defined by a distal end, a proximal end, a generally convex side extending between said distal and proximal ends, and a generally concave side extending between said distal and proximal ends and opposite from said convex side, the article further including a first bone-engaging surface, a second bone-engaging surface, a generally planar surface at said proximal end extending between said convex side, concave side, first bone-engaging surface, and second bone-engaging surface, and a generally U-shaped recess extending continuously around said outer perimeter through a first region comprising a substantial portion of said convex side, a second region comprising substantially the length of said generally planar surface, and a third region comprising at least a portion of said concave side, wherein said generally U-shaped recess further includes an angular offset extending between said second region and said third region.