Objective To study the repairing effect of the volar tendon-skin defect of index by applying complex extensor tendon flap based on the second dorsal metacarpal artery(SDAM).

• 目的探讨含肌腱的第二掌背动脉蒂复合组织瓣修复示指掌侧肌腱皮肤缺损的效果。