应用额瓣修复颌面部缺损是最古老的方法之一。额瓣具有血运丰富、耐受扭转、色泽与颜面谐调、没有毛发、可以立即转移修复,也不受同期颈淋巴清除术以及术前、后放疗的影响等优点。尤其近年来颈外动脉结扎后,仍应用同侧额瓣获得成功的报导,随着现代头颈外科和颅面外科的发展,额瓣的应用更为广泛,本文综述额瓣的解剖、方法、应用、并发症及防治。一、应用解剖额部软组织由浅到深分为皮肤、皮下组织、额肌、额肌下疏松结缔组织、以及骨膜 Applying the flap to repair maxillofacial defects is one of the oldest methods. Frontal lobe with rich blood supply, to withstand reverse, color and facial tone, no hair, you can immediately transfer and repair, are not affected by the same period of neck lymph node dissection and preoperative and postoperative radiotherapy and so on. Especially in recent years after the ligation of the external carotid artery, the successful application of the same side of the flap is still reported, with the development of modern head and neck surgery and craniofacial surgery, the application of the frontal lobe is more extensive, this review summarizes the anterior lobe anatomy, methods, applications Complications and prevention. First, the application of anatomy of the Ministry of soft tissue from shallow to deep into the skin, subcutaneous tissue, frontal muscle, frontal muscle loose connective tissue, and the periosteum