Adults often benefit immediately after the placement of the implant. The sound quality continues to improve for about 3 months after the initial tuning sessions. Cochlear implant users’ performances continue to improve for several years.
What is a cochlear implant?
A cochlear implant is a surgical procedure to place an electronic device that partially restores hearing. It’s the most suitable option for people with severe to profound hearing loss from inner-ear damage.
A cochlear implant has internal and external devices, and it works by stimulating the nerves of the inner ear or cochlea. The external devices comprise a microphone, speech processor, and transmitter.
The external device receives the sound waves. The sound waves are turned into digital signals, which are then directed to the transmitter. Finally, the signal reaches the receiver, which is placed below the skin, behind the ear. When the receiver receives digital signals, it converts them to electrical signals. These signals are sent to electrodes in the cochlea, which excites the cochlear nerve. The nerve sends them to the brain. The outcome is a sense of hearing.
Who can have a cochlear implant?
A cochlear implant is recommended in people for whom a hearing aid is of little use. For most people, the implants won’t be as effective as the hearing aid. A cochlear implant is usually prescribed in
What are the complications of a cochlear implant?
There are some potential risks with cochlear implant surgery, which include:
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