1 临床资料患者,男12岁,左前臂摔伤后1h来诊.查体:左前臂远端掌屈、桡偏畸形,手部感觉、运动正常.X片示:左前臂B型盖氏骨折合并尺骨青枝骨折(照片1).臂丛麻醉下行手法复位,桡骨侧方移位纠正不满意.切开复位见骨折处软组织嵌压,复位后对位不稳定;行3孔普通钢板内固定外加长臂石膏管型外固定.术后拍片示解剖复位.4周后在外院去除外 1 clinical data of patients, male, 12 years old, left forearm fall 1h after diagnosis. Physical examination: the left forearm distal palmar flexor radial deformity, hand feeling, exercise is normal .X film shows: left forearm B type Gates fracture Combined olecranon fractures (Photo 1). Brachial plexus anesthesia under manual reduction, lateral radial displacement correction is not satisfied. Open reduction see soft tissue fractures at the pressure, the position after the reset is not stable; 3-hole plain plate internal fixation Plus long-arm cast external plaster. Postoperative film showed anatomic reduction .4 weeks after the removal in the outer court