tympanic canal的意思|示意

Objective: to detect the significance of promontory groove and promontory canal on tympanic neurectomy.

目的：探讨岬沟及岬骨管在鼓室神经切除术中的意义。

The outer ear includes the ear lobe and external auditory canal, which funnels sound waves toward the eardrum (or tympanic membrane) allowing it to vibrate.

外耳包括耳垂和外耳道——用于把声波引入鼓膜，使之振动鼓膜。

Conclusion Maintenance of width of the aural canal and prevention of lateral healing of the transplantated tympanic membrane were crucial in the treatment of congenital aural atresia.

结论保持术后重建外耳道的宽度及防止鼓膜外侧愈合是提高先天性外耳道闭锁术后远期疗效的关键。