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掌指关节脱位较为少见.一般常发生于食指或拇指.由于手指遭受过伸性损伤所致,往往需手术治疗.30年来共收治5例.本文对此病特有的病理解剖、治疗方法等进行阐述与讨论.临床资料5例均为男性青年.由于运动时手被击伤3例,玩耍受伤1例,高处跌下伤1例(并有其它合并伤),后者除脱位外,尚有掌骨头骨折.各例均因手法复位失败而行切开复位,固定7～10天后开始功能锻炼,手基本功能都得到恢复,但最后结果与暴力、损伤程度、有否合并骨折及距离受伤时间有密切关系.骨折脱位者于出院时即有关节活动障碍,3例经2、4、13年复查,功能恢复满意.
Metacarpophalangeal joint dislocation is rare, usually occurs in the index finger or thumb due to extensor fingers suffered from injury, often require surgical treatment of 30 years were treated in 5 cases.This article is unique to the pathological anatomy and treatment methods Explained and discussed in the clinical data of 5 cases were male youth.Because of hand injuries were injured in 3 cases, play injury in 1 case, height falls injury in 1 case (and other combined injury), the latter in addition to dislocation, There are fractures of the metacarpal.Each case was reset due to failure to open reduction, fixed 7 to 10 days after the start of functional exercise, basic functions have been restored, but the final results and violence, injury, with or without fracture and injury Time is closely related to the dislocation of the dislocation of the movement of the joints that have obstacles, 3 cases after 2, 4, 13 years of review, functional recovery satisfaction.