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目的：探讨应用微型外固定支架治疗掌指骨骨折的临床疗效。方法自2010年2月～2013年12月，应用微型外固定支架治疗掌指骨骨折34例。结果本组术后随访1个月～18个月，平均9个月，骨折基本达到解剖复位；术后6个月手功能恢复按照手部关节总活动度（TAM）：优21例，良9例，差4例，优良率88.2%。结论微型外固定支架治疗掌指骨骨折，操作简单，损伤小，固定可靠，术后可早期进行功能锻炼，治疗效果较好。“,”Objective: To explore the effectiveness of applied mini external fixation device on metacarpal and phalange fractures.Methods:From February 2010 to December 2013,34 patients of metacarpal and phalange fractures were treated with mini external fixation device.Results: Al cases were fol owed up 1~18 months with an average of 9 months. The fracture was basic anatomic reduction; According to the measurement of total active movement(TAM):the results were excel ent in 21 cases, good in 9 cases, and poor in 4 cases, the excel ent and good rate was 88.2%.Conclusions: The mini external fixation device in the treatment of metacarpal and phalange fractures, which has simple operation, little injury, reliable fixation, postoperative early functional exercise and better treatment effect.