1Pediatricorthopedics:glorious30yearsJI Shi-jun, GUO Yuan, ZHANG Li-jun734-7362Correlation between changes of cerebellum morphology and syrinx resolution after posterior fossa decompression in children with Chiari malformation type IZHU Ze-zhang, XIE Ding-ding, SHA Shi-fu, LIU zhen, QIU Yong737-7413Clinical features of spinal tumors in children and adolescentsYANG Hao-fei, LIN Song, CHEN Song-feng, PU Fei-fei, MA Xiu-cai, SHAO Zeng-wu742-7474Short-term assessment of therapeutic results for humeral simple bone cyst with elastic stable intramedullary nailSHI Li-wei, ZHANG Li-jun, ZHAO Qun, LI Qi-wei, JI Shi-jun748-7525Application of ulna osteotomy and extending with orbit external ifxator in the treatment of hereditary multiple exostoses forearm deformityLI Bing-zuan, GONG Wei, ZHONG Li-juan, WANG Jian-si, CAI Xiu-ying, JIE Qiang, LIAN Zhi-ping753-7556Long term complications of conservative treatment of lower leg fractures in children with osteogenesis imperfectaREN Xiu-zhi, CHEN Mei, FANG Feng-ling, LIU Jun-long, DOU Cong-hui756-7597Experience in the treatment of infantile talus deformity lfatfootCAI Hao-qi, WANG Zhi-gang, CAI Hai-qing, GE Yi-hua760-7658Standardized treatment of pediatric femoral shaft fracturesZHANG Li-jun766-7709Correction of Lenke1 adolescent idiopathic scoliosis using pedicle screws:the relationship between correction results and implant densityYANG Chang-wei, ZHAO Yun-fei, ZHU Xiao-dong, LI Ming771-77410Treatment of spinal tuberculosis with CT-guided percutaneous intubation and focal chemotherapyHOU Xiao-hua, SUN Xiao-wei, YIN Sheng-chun, LIU Guan-hua, ZHANG Xi-feng775-77811Diagnosis and treatment of neurogenic bladder after spinal cord injurySHI Xiu-xiu, QIN Jiang, HU Yuan, TANG Jin-shu, ZHANG Tie-song, WANG Xiao-jing, YUAN Yan-li, GUO Ji-dong, HOU Shu-xun779-78412A biomechanical study on medial collateral ligament reconstruction for terrible triad of the elbowMA Ning, YUAN Feng785-78913A clinical research of mechanical analysis of tumor type knee prosthesisGENG Lei, WANG Zhen, GUO Zheng, FAN Hong-bin, LI Xiang-dong, LI Jing, CHEN Guo-jing, FU Jun, SHI Lei, SUN Chang-ning, WANG Ling790-79414An analysis of factors related to incision complications following sacral tumor resection with preoperative target arterial embolismKONG Jin-hai, XIAO Hui, SUN Zheng-wang, ZHONG Nan-zhe, MIAO Wu-jun, YANG Jian, SONG Dian-wen, LIU Tie-long, YAN Wang-jun, XIAO Jian-ru795-79815Giant cell tumor of the distal ifbula combined with ipsilateral angiolipoma in the tibia:1 case reportZHANG Zeng-liang, CHEN Bing-yao, LI Nan, SONG Guang-ze, WEI Xing799-80116Radiation therapy of spine metastasisJIANG Wei-gang, LIU Yao-sheng, LIU Shu-bin802-80517Research progress of popliteal cystWANG Zeng-ping, XUE Wen, LIU Lin806-80918Progress of cell sheet in tendon tissue engineeringSHEN Ye-shuai, SHI Dong-quan, XU Xing-quan, JIANG Qing809-812