1Patients’ benefit as the primary goal in clinical diagnosis and treatment of soft tissue tumorsYAO Yang81-822Comprehensive treatment of primary extremity soft tissue sarcomasBAI Jing-ping83-863Endoprosthetic replacement of the proximal tibia for giant cell tumor of bone：a multicenter retrospective studyXU Ming, ZHENG Kai, YU Xiu-chun, ZHAO Li-ming, HU Yong-cheng, WANG Zhen, YE Zhao-ming, LIN Nong, WU Su-jia, ZHANG Guo-chuan, GUO Shi-bing87-914Clinical features and prognosis of osteosarcoma in elderly patientsWANG Qian-rong, WU Jin, LIU Wen-chao, WANG Zhen, ZHANG Hong-mei92-955Application of fibula transplantation in the reconstruction of bone defects after bone tumor resectionSANG Shang, DONG Yang, ZHANG Zhi-chang, JI Wei-ping, YANG Qing-cheng96-1006Suggestions for surgical classification of and operative approach to brachial plexus region tumorsSHA Mo, DING Zhen-qi, KANG Liang-qi, HONG Hai-sen, WANG Zhen, GUO Zheng101-1077Application of 3D printing acetabulum guide plate for assisting accurate reconstruction after the excision of pelvictumorSHI Feng-wei, GUO Zheng, FAN Hong-bin, FU Jun, LI Xiao-kang, HUANG Hai, PEI Yan-jun, WANG Fei, WANG Zhen108-1138Preliminary investigation on the clinical effects and surgical methods for children’s benign tumors in the spineGAO Tian, ZHAO Xin-yuan, SHI Lei, GUO Zheng, WANG Zhen, LI Xiang-dong, WANG Feng-wei, LI Xiao-kang, WU Zhi-gang, PEI Yan-jun114-1189Clinical application of radiofrequency ablation combined with percutaneous vertebroplasty for spine metastasesXU Song-feng, ZHANG Xin-xin, XU Li-bin, ZHAO Zhen-guo, LIU Ting, YU Sheng-ji119-12310Clinical research on the making of surgical margin in limb soft tissue sarcomas by simultaneous integrated boost intensity modulated radiation therapyZHOU Yang, LIANG Zhen, LI Rui, BAI Jing-ping124-12711Expression and clinical significance of thymidine kinase 1 and Ki67 in osteosarcomaFU Yu-cheng, ZHENG Chuan-xi, ZHANG Shi-quan, GUAN Hong, LI Wei, TAN Ji-feng128-13312Reconstruction of segmental bone defect with vascular fibula compound allograft in the animal modelZHU Hao-dong, JI Chuan-lei, WANG Zhen, FAN Jun-jun, HE Jie, FENG Jun-kai, LIU Dong, CHEN Guo-jing, LI Jing134-13813Advances in studies on the factors related to traumatic spinal cord injuryWANG Lei, ZHOU Juan, SHI Xiu-xiu, HU Yuan, QIN Jiang, YIN Jia-kun, TANG Jin-shu139-14414Research progress on reconstruction of extensor apparatus in proximal tibial prosthetic replacementSUN Yang, NIU Xiao-hui145-14915Rational choice of conservative and surgical treatment for thoracic and lumbar tuberculosisWANG Qi, MA Yuan-zheng150-15416Melorheostosis of the right clavicle：1 case reportZHENG Han-lin, WANG Bao-cang, LI Yong, YAN Ming, WANG Hui155-15717Misdiagnosis characterized by repeated vertebral compression fractures after kyphoplasty in a patient with multiplemyeloma:acasereportYAO Xing-chen, DU Xin-ru, LUO Hui, XU Zi-yu, SHEN Jiang-tao157-160 