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Cochlear Implants For Hearing Loss Candidate – Surgically Implanted Electronic Device
With the rise of technology and its dedication to electronics, individuals with impaired hearing have now found a way to cope for the long term. Cochlear implants are becoming more common as thousands of people worldwide have acknowledged its efficacy and convenience. There are some details to consider first however, determining if a person should have them or not.
A cochlear implant or CI is an electronic device surgically implanted in individuals suffering from hearing problems or loss. The device is very complex allowing affected persons to have a new sense of sound thereby earning itself the name “bionic ear”. It directly stimulates any available working auditory nerves located inside the cochlea through electronic impulses that is different to conventional hearing aids that only amplify sound. The device may be adjusted by patients to improve sound quality and volume.
Around 100,000 people all around the world have had cochlear implants. Half of these are adults while the rest are children. Implants may be made on one ear (unilateral) or both ears (bilateral). There are various types of cochlear implant devices but overall consist of the same parts. The first part has a receiver-stimulator which receives, decodes and sends electrical signals to the brain while the second part is an external device which has a microphone or receiver, speech processor and antenna which receives the sound, converts it into an electrical signal then sends it to the internal part of the cochlear implant. The internal device is surgically positioned under the skin while the external device is placed behind the ear.
A cochlear has 4 parts. The microphone is responsible for perceiving sound from the external environment. The speech processor chooses and organizes sounds perceived by the microphone. The transmitter and receiver/stimulator gets organized signals from the speech processor then converts these into electrical impulses. The electrode array composed of up to 22 electrodes collects the electrical impulses from the stimulator then transmits these to various regions of the auditory nerve.
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The resulting effect would be representation of sounds and not full hearing restoration The person would then understand speech and perceive other external noises. Find out more tips about Cochlear Implants and hearing loss at http://hearingloss.bestreferenceguide.com
Why do you have to turn off all electronics on plane?
Why do you they make you turn off all electronical devices when you are about to take off and land? How does this affect the plane?
Some cell phones do produce interference my Motorola phone when it is handshaking just before it rings can be picked up on my computer speakers so there is a small possibility of inducing a small amount of noise in the pilots headset.
The phones will NOT interfere with any of the ground based systems because they are on the GROUND. If cell phones interfered with the radar systems then the US government wasted billions on stealth tech when they could have just equipped every pilot with a cell phone for a few hundred dollars!!!
Whomever suggested that the early cell phones interfered is partially correct the old analogue cell phones could be picked up on a harmonic of their fundamental frequency but the modulation type was different.
Lets face it if cell phones were the great evil that they are claimed to be why would they let them inside an airport where communications is important.
I for one am thankful that there is the ban on cell phones in flight, I’ve been stuck near “Kenny Tarmac” who has to show everyone around that he is a big wheel by speaking loudly on his cell phone until the doors are closed and again at the gate on landing. The ban has stopped me from committing air rage and putting the phone where his Granny won’t see it.
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