Fig. 3
From: Modifications to advanced Core decompression for treatment of Avascular necrosis of the femoral head

Typical cylinder of autologous bone derived from the femoral neck using the wire-guided trephine
From: Modifications to advanced Core decompression for treatment of Avascular necrosis of the femoral head
Typical cylinder of autologous bone derived from the femoral neck using the wire-guided trephine