3Evans E M.Thte treatment of intero-chanteric fracture of demur[J]. Bone Joint Surg(Br), 1994,31 ( 7 ) : 90-94.
4Valverde J A,Alonso M G, Porro J G, et al.Use of gamma nail inthe treatment of fractures of the proximal femur[J].Clin Orthop Relat Res, 1998, 12(350):56-61.
5Chapman M D, Bowan M D, Csongvadi M D,et al.The use of enderspins inestracapsular fracture of the hip[J].Bone Joint Surg(Am ), 1991,63 (1):14-20.
6Kim W Y, Han C H,Park J I,et al.Failure of intertrochanteric fracture fixation with a dynamic hip screw in relation to pre-operative fracture stability and osteoperosis[J].Int Orthop, 2001,25 (6) : 360-362.
7Gross A, Christiel J, Taglang G, et al.Open adult femoral shaft treat- ed by early intramedullary nailing[J].Bone Joint surg (Br), 1993,75 (4) : 562-565.
8Kim W Y,Han C H,Park J I.Failure of intertrochanteric fracture fixation with a dynamic hip screw in relation to pre-operative fracture stability and osteoperosis[J].Int Orthop,2001;25 (6):360~362.