Keywords Trapezius myocutaneous flap;Cranio-maxillofacial defect;Oral and maxillofacial tumors;Skull base tumor;Craniofacial surgery;

• 关键词斜方肌皮瓣;颅面缺损;口腔颌面肿瘤;颅底肿瘤;颅面根治术;