1Diagnosis and treatment of thoracolumbar spine injuryShao Ming801-8062On-site first aid strategy of the US army on prehospital trauma care in military central hospitalWang Jiabin, Ma Hongjian, Zheng Jie, Meng Xiangming, Zhang Shengliang, Wu Donghui807-8113Management principles of foreign bodies following craniocerebral traumaLi Yue, Li Bingcang812-8174Clinical observation and biomechanical finite element analysis of different bone cement distri-bution in osteoporotic vertebral compression fracturesZhao Yan, Song Qichun, Li Dong, Liu Zhaoying, Zhang Guangyang, Zhang Sanpeng, Fan Lihong, Shi Zhibin, Dang Xiaoqian818-824,8365Comparison of percutaneous and open pedicle screw internal fixation in the treatment of tho-racolumbar type A fractures without nerve injuryNie Mingjun, Sun Jifei, Zhang Qing, Zhang Guangcheng825-8306Percutaneous radial K-wire fixation and crossing K-wire fixation in the treatment of supra-condylar humeral fractures in young childrenLiu Jianjun, Gu Chengyi, Zhu Tianbo, Li Bing, Zhou You, Li Xinzhi831-8367Clinical effect of cannulated screws of different configurations for femoral neck fractures in young and middle-aged patientsLi Bin, Shi Yan, Wang Yiwei, Huang Cheng, Dong Xiaotaiyu837-8428Repair techniques of all-inside and inside-out during arthroscopic anterior cruciate ligament reconstruction for bucket-handle tears of the medial meniscusXu Lihu, Jin Jiaxin, Wu Meng, Liu Zhongcheng, He Jingwen, Xia Yayi843-8499Closed reduction and crossing fixation of extra-articular proximal phalanx fractures using two K-wires via the baseHao Xuguang, Liu Yang, Xiang Shouyang, Li Xueyu, Xue Yan, Liu Li, Liu Yong, Nie Guangchen850-85310Applicability of three quality of life scales in elderly patients after bone trauma surgeryZheng Qixiang, Xu Xiaofeng, Chen Yongmei, Jiang Ting, Wei Siying, Jing Heya854-85711A retrospective analysis of critical values of multiple trauma patients during hospitalizationXu Ligang, Cai Cong, Chen Jige, Cai Jun, Bai Xiangjun858-861,88112Postoperative complications of ankle arthroscopy:recent progressGu Haoran, Ji Jingrui, Zhou Guochao, Zhou Wuping862-86613Mechanisms and management progress of hypoalbuminemia in severe trauma patientsYuan Wei, Feng Jie867-872 