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Mercy Hospital Dunedin - Otolaryngology, Head & Neck Surgery
Grommet Insertion
This operation is performed through the ear canal. A hole is made in the eardrum and the middle ear drained. A small hollow tube (grommet) is placed in the eardrum hole which allows air into the middle ear.
https://www.healthpoint.co.nz/private/ent-head-neck-surgery/mercy-hospital-dunedin-otolaryngology-head-1/