慢性鼻窦炎、鼻息肉是鼻科的常见病、多发病。传统的Caldwell-Luc手术和Killian鼻内筛窦、额窦、蝶窦开放术很难彻底清除病灶,并发症多,手术后症状改善不明显或病变复发,这些问题曾长期困扰着鼻科医生。上世纪90年代以来,因开展鼻内镜鼻窦手术,慢性鼻窦炎、鼻息肉的治疗提高到了一个新的水平。但是,由于鼻内窥镜手术术野小,鼻窦位置深、解剖变异、标志 Chronic sinusitis, nasal polyps is a common disease of nose, frequently-occurring disease. Traditional Caldwell-Luc surgery and Killian intranasal ethmoid sinus, frontal sinus and sphenoid sinus open surgery is difficult to completely remove the lesion, multiple complications, obvious improvement after surgery or lesions recurrence, these problems have long plagued the rhinologist. Since the 90s of the last century, the treatment of nasal polyps has been raised to a new level due to the endoscopic sinus surgery. However, due to small nasal endoscopic surgery, sinus deep, anatomical variations mark