胸大肌肌皮瓣切取转移术适用于肿瘤切除后面颊、舌、口底、咽侧壁、颌下及颈部大块组织缺损的即刻修复。手术中减少出血可使术野清晰，便于术中操作，减轻手术创伤。同时可减少输血量，术后机体能较快康复。本文收集了广东省口腔医院１９９５～１９９８年间胸大肌肌皮瓣切取转 Pectoralis major myocutaneous flap for transfer surgery for tumor resection cheek, tongue, mouth floor, pharyngeal wall, submandibular and neck massive tissue defects in the immediate repair. Surgery to reduce bleeding can make surgery clear, easy to operate, reduce surgical trauma. At the same time can reduce blood transfusion, postoperative recovery of the body faster. This article collected pectoralis major myocutaneous flap from Guangdong Stomatological Hospital from 1995 to 1998