Methods: The blood supply of external ear was observed and dissected on 38 specimens, and then the downward unfolding approach of earlap was adopted to 121 patients suffering from aural region disease.

• 方法:在38侧标本上对外耳血供进行解剖观察,设计了耳廓向下掀翻入路,应用于121例耳部疾患。