Fig. 4

Radiographs before and after the operation. a Preoperative anteroposterior radiograph of left DDH in the navigation template group. b Postoperative radiograph showed anatomical correction and good appearance 1 week after surgery
Radiographs before and after the operation. a Preoperative anteroposterior radiograph of left DDH in the navigation template group. b Postoperative radiograph showed anatomical correction and good appearance 1 week after surgery