Fig. 1

AO large femoral distractor description and clinical application. A, Configuration of the assembled distractor with the 330 mm threaded spindle (white arrow) and 5 mm Schanz pins in situ (red arrow). Distraction is intended caudally with the barrel of distraction placed distal (black arrow). B, a sketched picture of the pelvis showing the placement of the distractor across the joint in a prone position with the proximal pin on the supraacetabular dense bone and the distal pin being distal to the trochanteric area. C, Clinical image shows the distractor in situ assembly. D, The amount of hip Joint distraction (yellow arrow), which helps elevation and reduction of the impacted articular surface (held in the forceps) as well as checking the quality of reduction and achieving congruent hip joint