2、3指背联合岛状皮瓣瓦合修复、再造拇指

Thumb reconstruction with dorsal index-middle finger island flap

１９９３年３月以来我院对拇指脱套伤及无再植条件的断拇指，采用以第１、２掌背动脉为双蒂的２、３指背联合岛状皮瓣瓦合修复、再造拇指５例，取得成功。该皮瓣适应于拇指掌指关节水平以远的皮肤脱套伤或拇缺损Ⅳ型的重建。具有皮瓣质薄、柔软、赋有感觉（二点辨别觉８～１５ｍｍ），供区损伤小，操作简单易行，痛苦少等优点。对不愿做甲瓣移植又无条件做其他岛状皮瓣修复的患者，不失为一种拇指修复、重建的良好术式。

Abstract Since 1993, five cases of thumb recoustruction have succeeded with dorsal index middle finger flaps. The size ranged from 6.5cm×5cm to 6cm×3.5cm. One stage heals was gained in all the cases. Six months postoperative follow-up showed that the sensitivity, activity and figures of reconstructed thumbs were satisfactory. We consider it as a valuable method repair thumb avulsion.