现今口腔颌面部良恶性肿瘤的发病率愈来愈高,治疗方法多以手术和放化疗为主,然而肿瘤切除的同时所遗留的大面积组织缺损需要及时修复。皮瓣手术始于公元前6～7世纪,20世纪60年代出现了显微外科且大大促进了皮瓣的发展,此后皮瓣移植越来越复杂,皮瓣移植要求移植皮瓣高质量的 The incidence of benign and malignant tumors in oral and maxillofacial region is getting higher and higher nowadays. The treatment is mostly based on surgery and radiotherapy and chemotherapy. However, large area tissue defects left by tumor resection need prompt repair. Skin flap surgery began in the 6th to the 7th century BC. Microsurgery occurred in the 1960s and greatly promoted the development of flaps. Since then, skin flap transplantation has become more and more complicated. Flap grafting requires high-quality