Method: (1)Reconstruction of the basis wall of the maxilla:anastomosed the nasal septum turned downwards with pedunculus with the cheek flap;
方法：（1）重建上颌骨底壁：采用带蒂鼻中隔向下翻折与颊瓣相吻合；
2
The voice fistulas were reconstructed with the following materials:(1)Platysmal flap with pedunculus or sternohyoideus and thyroid cartilage membrane;
喉重建取材为（ 1）带蒂颈阔肌皮瓣或胸骨舌骨肌甲状软骨衣；
3
Reconstruction of the anterior wall of the maxilla: overturned the bone of the anterior wall of maxillary sinus with pedunculus firstly and reduced after the operation.