Figure 5From: Treatment of osteonecrosis of the femoral head with focal anatomic-resurfacing implantation (HemiCAP): preliminary results of an alternative optionSurgical step 3. Placement of the anatomically fit sized, 35Â mm diameter final implant with slight tapping with a mallet, after trialing and surface reaming. Final view of tapered interlocked CoCrMo articular-resurfacing component, approximately 0.5Â mm below the peripheral healthy articular cartilage surface.Back to article page