我院1993—1995年间诊治上颌前牙外伤完全脱位21例分析报告如下。1 临床资料本组病例21例,其中男17例,女4例,年龄8—30岁(其中儿童18例),伴牙槽突骨折3例,伤后就诊时间20min—6h。2 治疗方法及结果2.1 首先对伤处简单清理止血后,拍X光片(根尖片、曲面断层片),检查损伤状况,确定有无牙槽突骨 Our hospital from 1993 to 1995 diagnosis and treatment of maxillary anterior tooth complete dislocation of the 21 cases reported as follows. 1 Clinical data 21 cases of this group of patients, including 17 males and 4 females, aged 8-30 years (18 cases of children), with alveolar fracture in 3 cases, post-injury treatment time 20min-6h. 2 treatment methods and results 2.1 First of all, the wounds to clean up after a simple hemostasis, X-ray film (root tip film, curved surface slice), check the injury status to determine whether the alveolar ridge