4Vilhjalmur F, Lars GJ, Ger DT, et al. Hip fracture incidence incentral norway: a follow up study [ J ]. Clin Orthop ,2004,419 : 173 - 178.
5Stern R. Are there advances in the treatment of extracapsular hip fractures in the elderly [ J] . Injury,2007,12:577 - 587.
6Sven E,Brandt A.A new and stable implant in the treatment of the intracapsular hip fracture :a case report [J].Injury Extra,2008,4 : 137 - 139.
7Audige L, Hanson B, Swiontkowski MF. Implant-related complications in the treatment of unstable interochanteric fractures : screw-intramedyllary nail devices [ J ]. Int Orthop,2003,4 : 197 - 203.
8Augat P, Rapp S, Claes L, A modified hip screw incorporating injected cement for the fixation of osteoporotic trochanteric fractures [J]. J Orthop Trauma,2002,5:311 - 316.
9Panesar SS, Mirza S, Bharadwaj G, et al. The pcrcutaneous compression plate versus the dynamic hip serew:a meta-analysis [ J ]. Acta Orthop Belg,2008,1:38 - 48.
10Palm H, Jacobsen S, Sonne-Holm S,et al. Integrity of the lateral femoral wall in intertrochanteric hip fractures : an important predictor of a reoperation [ J ]. J Bone Joint Surg Am,2007,3:470 - 475.