Patent ID: 7819878

Claim:
A system for resecting at least a portion of a lateral or medial facet at the proximal end of a tibia, the system comprising: a rasp body having a bottom surface with a plurality of cutting edges and an opposing top surface with an opening extending from the bottom surface to the top surface, the rasp body being adapted for placement on a lateral or medial facet at a proximal end of a tibia such that the plurality of cutting edges can contact the facet; a rasp guide mounted on the rasp body so that the rasp body can freely reciprocate relative to the rasp guide, the rasp guide being mounted on the rasp body in alignment with the opening in the rasp body so that at least a portion of the rasp guide is accessible at or through the bottom surface of the rasp body; and an elongated retention rod having a connector adapted to removably couple with the rasp guide, and a portion of the rasp guide projecting entirely through the opening in the rasp body.