The FDA has cleared a dental hearing aid for people who experience deafness in a single ear, following two successful clinical studies of the device. The SoundBite is made by California's
Sonitus Medical. The behind the ear device wirelessly transmits audio from the affected ear to a small, removable receiver attached to a tooth. The teeth then resonate both cochlea. The major difference between this hearing system and a cochlear implant is that there is no surgery involved with the SoundBite.Read more about the device
here.