上颌窦是慢性鼻窦炎的多发部位之一,内镜上颌窦开放术已取得公认的良好疗效。然而,经过了系统的药物治疗和内镜鼻窦手术后,仍然有相当多的患者表现为治疗无效或者复发难以治愈。如今,加强鼻腔鼻窦的基础研究并在此基础上进行新术式的探讨,以期提高慢性鼻窦炎的手术治疗效果,是 Maxillary sinus is one of the multiple sites of chronic sinusitis, endoscopic maxillary sinus surgery has achieved generally accepted good effect. However, after systematic pharmacotherapy and endoscopic sinus surgery, a significant number of patients still show ineffective treatment or refractory relapses. Now, to strengthen the basic research of nasal sinuses and on this basis to explore new surgical procedures, with a view to improve the surgical treatment of chronic sinusitis is