小腿内侧皮瓣是常用的游离皮瓣供区之一。我院于1985年在行小腿内侧皮瓣游离移植切取皮瓣时,遇到直接肌间隙皮动脉行程变异,现报告如下提供临床参考。 患者男性,20岁,因左侧腘动脉损伤,血管吻合未成功,左足底外侧有8×6cm的皮肤坏死。转入我院,拟行右小腿内侧游离皮瓣移植修复左足底外侧皮肤缺损区。按常规采用后侧切口入路取皮瓣,在深筋膜与肌膜之间向 The medial flank flap is one of the commonly used free flap donors. In 1985, our hospital in the free flap of the medial skin flap to cut the skin flap, met the direct interscapular dermal artery stroke variation, are reported as follows to provide clinical reference. The patient, male, 20 years old, had an unsuccessful vascular anastomosis due to an injury of the popliteal artery on the left and 8 × 6 cm of skin necrosis on the lateral side of the left foot. Transferred to our hospital, the proposed free medial free flap transplantation of the left lateral skin defect area. According to conventional use of the posterior incision approach to take the flap, between the deep fascia and the sphincter