United Orthopedic Corporation

Surgical Tip: It is suggested to leave at least 2 mm from the ring to the border of the patella. Patella Sizing and Bone Resection Place the knee in full extension and evert the patella with caution. Remove the excessive cartilage and osteophytes adjacent to the border of patella. Use the Caliper to measure the anterior-posterior dimension of the patella J. Inset Patellar Preparation Use the Patellar Sizing Ring to evaluate the proper bone coverage. Locate the central hole of the sizing ring to the center of the medial ridge of the patella. Mark the border of the selected sizing ring. Patellar Sizing Ring S/M: 9404-7601 L/XL: 9404-7602 I nstruments Caliper 9401-7012 45