Patent ID: 7220264

Claim:
A reamer for use in a procedure to ream a selected anatomical portion, the reamer comprising: a cutting section having a first edge and a second edge and including all of a cutting portion between the first edge and the second edge and defining a portion of a sphere that has a center wherein the portion of the sphere extends on a first side of a plane defined by an edge of the cutting section, and an axis of rotation; a substantially separate stabilizing member having a third edge and a fourth edge extending from said cutting section wherein each of the third edge and the fourth edge are substantially orthogonal to said axis of rotation; a protective member extending a distance from a second side of said plane away from the cutting section and adapted to minimize trauma during at least one of ingress and egress of the reamer during the procedure; wherein said protective member is adapted to maintain tissue that is surrounding the selected anatomical portion at a selected distance during at least one of ingress and egress of the reamer.