Fig. 7From: Greater rate of cephalic screw mobilisation following proximal femoral nailing in hip fractures with a tip–apex distance (TAD) and a calcar referenced TAD greater than 25 mmRadiographs of Zimmer nail with cephalic screw with TAD between 25 and 30 mm during surgery and after 5 months with mobilisation of the cephalic screw for a fracture 31-A2Back to article page