Methods The endoscopic frontal sinusotomy was performed in 112 patients ( 204 sides) with chronic frontal sinusitis. 方法112例(204侧)慢性额窦炎患者鼻内镜下行额窦开放术。
Objective: To investigate the functional reconstruction of the osseous defect after maxillary sinusotomy and reduce the postoperative complications. 目的:探讨上颌窦手术功能性修复窦腔前壁骨缺损,减少手术并发症。