There was 1 case of non union 1 case of delayed infection and 2 cases of bent screw .

骨折不 愈合1例，迟发性感染1例， 锁 钉弯曲2例。

Under CT-guided Percutaneous Fixation of Sacroiliac Joint Union Injury with Cannulated Lag Screw

CT引导下空心拉力 螺钉内固定治疗骶髂 复合体损伤