Fig. 1From: Long-term survival and clinical outcomes of non-vascularized autologous and allogeneic fibular grafts are comparable for treating osteonecrosis of the femoral heada A photograph of straight and curved impaction rods in different sizes and a bone impaction instrument. b A surgical procedure of filling cancellous bone layer by layer. c A radiograph of cancellous bone impaction grafting. d A photograph of the allogeneic fibula after drilling holes for the purpose of enhancing bone ingrowthBack to article page