股骨颈骨折闭合复位内固定治疗方法中,最常应用三翼针内固定术及多根骨圆针内固定术。为保证手术成功,空军公主岭医院研制成功框架式股骨颈导针定向器,使内固定物位于股骨颈的合适位置中,该定向器 Femoral neck fracture closed reduction and internal fixation treatment, the most common application of three-wing needle fixation and multiple bone screw fixation. In order to ensure the success of the operation, Air Force Gongzhuling Hospital successfully developed a framework of femoral neck guide needle orientation, so that the internal fixation in the femoral neck in the appropriate position, the director