Results:The ostiums apertures of maxillary sinus were flowing freely,neither conglutination between middle turbinate and outersides of nasal cavity nor atresia of ethmoid sinuses occurred.

• 结果:患者均未见上颌窦自然口黏连闭锁,中鼻甲与鼻腔外侧壁黏连及筛窦腔闭塞。