3Cheng PL, Choi SH, Hsu YC. Hoffa fracture: should precautions be taken during fixation and rehabilitation [ J ] ? HongKong Med J, 2009, 15(5 ) :385-387.
4Iwai T, Hamada M, Miyama T,et al. Intra-articular correetive osteotomy for malunited Hoffa fracture : A case report [ J ]. Sports Med Arthrosc Rehabil Ther Technol,2012,4( 1 ) :28.
4Letenneur J, Labour PE, Rogez JM, et al. Hoffa's fractures. Report of 20 eases(author's transl)[J]. Ann Chlr, 1978,32(3-4) :213-219.
5Dhillon MS, Mootha AK, Bali K, et al. Coronal fractures of the medi- al femoral condyle: a series of 6 cases and review of literature [J]. Museuloskelet Surg, 2012,96(1) : 49-54.
6Jarit GJ,Kummer FJ,Gibber MJ,et al. A mechanical evaluation of two fixation methods using cancellous screws for coronal fractures of the lateral condyle of the distal femur (OTA type 33B)[J]. J Orthop Trauma, 2006,20(4) : 273-276.