组成腕掌关节各骨的关节面,失去正常对位关系,称为腕掌关节脱位。腕掌关节由远排腕骨与掌骨基底的关节面组成。其中第1掌骨与大多角骨构成的关节,为鞍状关节,可作屈伸、内收和外展运动,是活动范围较大而灵活的关节。第二掌骨与大多角骨、小多角骨及头状骨构成关节;第3掌骨与头状骨构成关节,第4、5掌骨与钩骨相接形成关节。第2~5腕掌关节囊的掌侧和背侧均有韧带加强,较为稳定,其关节腔较为狭窄,活动范围极少。单纯闭合性腕掌关节脱位很少见,往往不被重视,故容易漏诊。但有时可见到开放性腕掌关节脱位或脱位并发骨折。
Dislocation Of Mandibular Joint 吊下巴 dislocation of carpometacarpal joint 腕掌关节脱位 dislocation of shoulder joint 肩关节脱位 ..
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对7例陈旧性拇指腕掌关节脱位的病人进行背侧和外侧韧带的修复,随访8~7个月,证明有很好的治疗效果。
Seven patients with old dislocation of carpometacarpal joint of thumb were treated by repairing dorsal and lateral ligaments and obtained satisfactory results in8~37 months postoperatively.
对7例陈旧性拇指腕掌关节脱位的病人进行背侧和外侧韧带的修复,随访8 ~ 37个月,证明有很好的治疗效果。
Seven patients with old dislocation of carpometacarpal joint of thumb were treated by repairing dorsal and lateral ligaments and obtained satisfactory results in 8 ~ 37 months postoperatively.
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