Lateral thoracodorsal artery supplys the musculus serratus anterior that was inserted into musculus latissimus dorsi served as filling of cavity of maxilla or base scull defects.

• 胸外侧动脉的前锯肌肌瓣插入背阔肌内作为充填上颌骨或颅底缺损的空腔，并详细介绍手术方法。