The external part of a cochlear implant (called a processor) can be removed easily (it has a magnet that adheres to the outer skin and what looks like a hearing aid that sits on the ear). The internal part of a cochlear implant can also be removed -- but would need to be done so surgically.
Doctor Graeme Clark invented the Cochlear implant (bionic ear) at the University of Melbourne.
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Cochlear Implant
Cochlear implant. A cochlear implant (CI) is a surgically implanted electronic device that provides a sense of sound to a person who is profoundly deaf or severely hard of hearing. The cochlear implant is often referred to as a bionic ear.
Nothing
A cochlear implant.
its a machine
http://www.cochlearamericas.com/
no
mastoidectomy
Yes
cochlear implant