Fig. 1From: Aseptic femoral nonunion treated with exchange locked nailing with intramedullary augmentation cancellous bone graftSequence of exchange nailing with modified bone grafting is demonstrated. A An aseptic femoral shaft nonunion is treated. B Wider reaming is performed after removal of the prior nail. C Trochanteric cancellous bone graft is harvested through the nail inlet with a straight gouge. D Harvested cancellous bone graft is pushed at the proximal bone segment around the nonunion site. E A new locked nail is insertedBack to article page