Bionic Ear

The bionic ear (cochlear implant) is an artificial hearing device designed to help hearing impaired and profoundly deaf people. Parts of the bionic ear are implanted into the skull other parts are worn on the out side of the body, the internal par t is called the head set. The headset consists of a 22-channel stimulator that is held in a titanium capsule with platinum electrodes which is inserted into the shell-like structure in the inner ear known as the cochlea. A ball electrode is implanted under a muscle near the ear.
The speech processor is externally worn, it can be worn behind an ear or held in a pocket. The coil is held in position against the skin by a magnet and the microphone is worn behind the ear.
Speech and other sounds are picked up by the microphone and are sent to the speech processor.
…