Researchers are trying to improve the way people with cochlear implants perceive speech and music in noisy surroundings. IF BEETHOVEN, who died in the early 1800s, had gone deaf today, his experience would have been very different. That is thanks to the cochlear implant. Developed in the 1960s, it is the first ever bionic device created to restore a sensory organ and has now been fitted in over a million people. Although not perfect, almost every recipient will eventually understand speech, even in modest background noise.
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