1Medium-term follow-up after mobile-bearing total knee arthroplastyWang Guo-dong, Guo Ai, Qiang Hua, Zhao Er-hong4101-41072One-stage total knee arthroplasty for knee osteoarthritis combined with ipsilateral femoral extra-articular deformity:individual designLiu Peng-cheng, Deng Ying-jie, Fang Rui4108-41143Artificial total hip arthroplasty for proximal femur tumors:clinical efficacy and securityZhou Zheng, Liu Tang4115-41194Total hip arthroplasty with onlay bone graft for treatment of severe adult hip dysplasiaLiu Hong-ming, Zhu Ji-gui, Ye Zheng, Zhu Jian, Zhu Zhi-jun, Sun Si-xin4120-41245Effects of drainage tube occlusion on drainage volume after total hip arthroplastyYuan Xiang-wei, Wang Yi-sheng4125-41306Application of custom-manufactured artificial total knee prosthesis in limb salvage surgery for patients with a pathologic fracture in osteosarcomaLi Fu-sheng, Xu Shao-nian, Huang Hai, Du Zhen-guang, Wang Liang4131-41357Two different kinds of fixation materials in repair of distal clavicle fracture:stability of reconstructionCai Teng, Chen Yong4136-41418Three-dimensional reconstruction combined with minimally invasive titanium plate or lag screw in the repair of complex scapular fracturesLi Xue-jin, Xu Jie, Liu Ying, Pei Bao-yan, Li Qun, Jiang Yong-chong4142-41479Clavicular hook plate versus threaded rivets for repair of Tossy III acromioclavicular joint dislocation:3-month follow-upKuang Lan, Zhang Ke-gang, Shi Zhong-qi4148-415210Absorbable rod versus Herbert screw for radial head fractures:therapeutic effects and treatment costsWang Si-cheng, Zhang You-zhong, Yang Guo-qing, He Jin-guo, Fang Yang, Liu Xiang-fei, Wu Xian-min, Yang Xiao-yu4153-415711Advantages of cemented dynamic hip screw for osteoporotic intertrochanteric fractureShe Yuan-shi, Chen Guang-xiang, Chen Guang-dong, Wang Yi-jin, Zou Tian-ming4158-416212Comparison of four metal fixation implants for femoral intertrochanteric fractures in old patientsLi Jing-yang, Zhou Yu-bo, Qiao Wei-min, Yan Tao, Wang Guang-dong, Wang Hong-bo4163-416713Effects of femoral condylar buttress plate on repair of distal femoral fracturesWang Xiu-min4168-417214Minimally invasive versus open reduction and plate fixation in the repair of distal tibial fracturesHuang Shao-hui, Xie Zhang-jia, Li Lan-quan, He Sheng, Chen Tian4173-417815Stability of dual-incision double-plate fixation versus locking plate fixation for tibial plateau fractureLi Shi-fang, Sun Jian, Zhou Dao-zheng4179-418416Applied anatomy and biomechanics of atlas pedicle screw implantationChang Zhi-qiang, Zhang Pei, Wu Yi-min, Li Peng-fei4185-418917Screw path of pedicle of upper thoracic spine and anatomical positions of prevertebral key structures:computed tomography evaluationXing Wen-hua, Hao Li-xia, Huo Hong-jun, Yang Xue-jun4190-419418Calcium sulfate cement augments transient stability of pedicle screw in osteoporotic vertebral bodyZhu Ai-guo, Zhang Feng, Ge Yong, Cao Yong, Zhang Chi, Chen Yun4195-419919Iodine-125 radioactive seed implantation combined with vertebroplasty and nail-rod fixation for thoracolumbar metastatic tumorsLiu Jun-liang, Gao Guo-yong, Zhen Wan-xin, Liu Yang, Yang Da-zhi, Lin Er-hu4200-420520Percutaneous vertebroplasty and bone cement perfusion at different times and temperature gradients for metastatic tumor in thoracic lumbar vertebraeZhang Fan, Yang Hui-lin, Guan Hua-qing4206-4211 