Objective:To compare the curative effect of puncture and fistulation and tubation of intine maxillary sinus and puncture of maxillary sinus in treating chronic purulent nasosinusitis.

• 目的:比较上颌窦内壁穿刺造瘘置管与上颌窦穿刺治疗慢性化脓性鼻窦炎的疗效。