Fig 11.
A wedge of bone is cut from the femoral head allograft to match the size of the correction. (A) The corresponding measurement is made at the base of the femoral head. (B) Two wedges are marked to be cut. (C) Quarter-inch saw blade is used to cut the bone wedges from the femoral head. (D) The bone wedge is removed. (E) The size of the wedge is measured to confirm accuracy of the saw cuts.