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鼓室-上颌窦“分道”(shunt)术(以下简称TMS)是治疗咽鼓管永久性完全阻塞的理想方法,具有下列特点:(1)能够持久地保持中耳腔与外界通气,有的患者术后观察已经四年, TMS仍起作用;(2)术后中耳积液征状全部消失;(3)术后保持鼓膜与外耳道的完整性;(4)术后无任何不适及感到不便(如鼓膜插管者不能游泳等);(5)术后Valsalva氏吹张后中耳腔可获得正压,这对鼓室成形来说是非常重要的一个条件,鼓膜插管者有时难以做到;(6)TMS并不增加中耳感染的危险性,因为以正常
Tympanic - maxillary sinus “shunt” (hereinafter referred to as TMS) is an ideal method for the permanent complete occlusion of the Eustachian tube, has the following characteristics: (1) can be sustained to keep the middle ear cavity ventilation with the outside world, and TMS remains functional after 4 years of postoperative observation; (2) signs of postoperative effusion of the middle ear disappear; (3) the integrity of the tympanic membrane and external auditory meatus is maintained; (4) no postoperative discomfort and sensation Inconvenience (such as tympanic membrane cannula who can not swim, etc.); (5) postoperative Valsalva blow after the availability of positive pressure in the middle ear cavity, which is very important for tympanic formation of a condition, tympanostomy is sometimes difficult to do; (6) TMS does not increase the risk of middle ear infection because it is normal