Background:Intervertebral disc transplantation has shown good results in treating single-level cervical degenerative disc diseases (CDDD) during a midterm follow-up of more than five years.
目的:观察动力髋螺钉( dynamic hip screw,DHS) 内固定、股骨近端防旋髓内针( pro ximal femo ral nail antir ot atio n, PFNA)和人工全髋关节置换术(total hip arthroplasty,THA)三种方法治疗高龄不稳定股骨粗隆间骨折的临床疗效。