Ear tubes are placed whenever adequate ventilation of the middle ear is compromised and unresponsive to medications. Such situations include chronic ear infections , eustachian tube dysfunction , hearing loss due to fluid, etc. Once the decision is made to place an ear tube, the surgeon has many choices of ear tubes that could be placed. There are three main "classes" of ear tubes: grommet tubes (A), intermediate tubes (B), and T-tubes (C). When selecting what class of tube to pl…