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目的 介绍(拇)趾趾骨皮瓣移植治疗手指钩甲畸形的方法.方法 切除患者残端瘢痕组织,拔除甲板,移植趾末节趾骨皮瓣至患指残端,组织瓣中的趾骨修复患指末节指骨,钩形甲床向指背抬起平铺在骨瓣上,组织瓣中的皮肤和皮下组织修复手指指端软组织缺损.结果 3例病例均一次手术成功.术后全部经过2年以上随访,手指末节外形较术前有明显改善,没有进行再次整形手术.指甲长度较正常指短1.0、2.5、3.0 mm.指端皮肤两点分辨觉8～ 12 mm.结论 应用(拇)趾趾骨皮瓣移植治疗是改善手指钩甲畸形的有效方法之一.“,”Objective To introduce the methods of using phalangeal flap from the big toe to repair hook nail deformity of the finger.Methods Scar tissue of the stump along with the nail was removed first.The distal phalangeal flap from the big toe was transferred to the stump.The bone flap was used to repair the missing distal phalanx,while the hook-shaped nail bed was lifted and tiled over the bone flap.The skin and subcutaneous tissue of the tissue flap covered the soft tissue defects of the finger.Results The transplanted tissues survived uneventfully in all 3 cases.Follow-up evaluations after more than two years showed significant improvement in the shape of the distal finger.There was no need for secondary plastic surgery.The nail was 1.0,2.5 and 3.0 mm shorter than normal,respectively,in these three cases.Two-point discrimination of the pulp was 8 to 12 mm.Conclusion Phalangeal flap transfer from the big toe is an effective method to treat hook nail deformity of the finger.