Methods A modified lower triangle flap technique was employed.Some improvements were applied to the design,muscle repair and nasal alar modification so as to achieve better nasal and labia appearance.

• 方法对单侧唇裂患者7例采用基于下三角瓣的手术方法,利用对称的三角形设计皮肤切口线、混合式肌瓣法行肌层修复、同期用鼻翼软骨黏膜瓣修复鼻畸形。