Cochlear implants are implantable devices designed to provide sound detection and speech recognition for people who receive little or no benefit from hearing aids.

Cochlear Implant Basic Information

This section begins with an overview of how the normal hearing ear processes sound and outlines the various types and degrees of hearing loss. Basic information about cochlear implants is provided in this section, including an illustration of how a cochlear implant works, how cochlear implants differ from hearing aids, who is a candidate, what the differences are between device manufacturers, and answers to frequently asked questions.

The Normal Ear
The Impaired Ear
How a Cochlear Implant Works
How a Cochlear Implant Differs from a Hearing Aid
Cochlear Implant Candidacy
Cochlear Implant Device Types
Frequently Asked Questions