Ventilation tube set up in the ear at the level of the tympanic membrane to improve aeration of the middle ear to treat acute otitis.

Ventilation tube set up in the ear at the level of the tympanic membrane to improve aeration of the middle ear to treat acute otitis.

Ventilation tube set up in the ear at the level of the tympanic membrane to improve aeration of the middle ear to treat acute otitis.

ENTtoday - https://www.enttoday.org/article/ventilation-tubes-middle-ear-effusion-post-nasopharyngeal-carcinoma-radiation-insert-not/ent_0717_pg5a/