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in 1978 the first cochlear implant was developed in Australia
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During the past three decades more than 300,000 patients have had their hearing restored as a result from cochlear implants
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in 1983 a patient had his implant removed when it had failed
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The US food and drug administration approved the use of cochlear implants for adults in Australia
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Dr Clark has been awarded the 2013 Lasker-DeBakey Clinical Medical Research Award for his pioneering work in cochlear implant development.