作者于六年内对111例头颈肿瘤患者(多为50～60岁高龄),采用113次胸大肌肌皮瓣进行术后大面积缺损的修复。取瓣面积最大9～10×14～16cm,延伸瓣可长达9cm。因其主供血管胸肩峰动、静脉粗壮,易成活,111例中4例全部坏死,10例部分坏死。作者认为可用自身复合皮瓣修复穿洞性缺损。若平卧位于供区内下取瓣后缝拢供 The author of 111 cases of head and neck cancer patients within six years (mostly 50 to 60 years old), the use of 113 pectoralis major myocutaneous flap for large postoperative defect repair. Take the valve area of ​​the largest 9 ~ 10 × 14 ~ 16cm, extension flap up to 9cm. Because of its main supply vessel thoracoabdominal peak motion, vein thick, easy to survive, 4 cases of 111 cases of complete necrosis, 10 cases of partial necrosis. The authors believe that their own composite flap can be used to repair the hole defects. If the supine for the area under the flap after seams