To provide anatomic basis for repairing skin defect in the middle region of face with transposing musculocutaneous flap of quadrate muscle of upper lip.

目的：为用上唇方肌肌皮瓣转位修复面中部小型皮肤缺损提供形态学基础。

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Result Operation performed via posterior approach with quadrate muscle flap in 14 cases, anterior approach with sartorius muscle flap in 12 cases, and vastus lateralis flap in 16 cases.

结果本组后方入路行股方肌骨瓣移植14例，前方入路行缝匠肌骨瓣移植12例，骨外侧肌骨瓣移植16例。

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