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Building Electronic Bridges to Bionics:

The Basic Science of Neural Prosthetics

Contents

Introduction to Neural Prosthetics...1
Electrifying Experiments....1
Journey into Inner Space......2
An Electronic Bridge to Hearing.......4
From Redundancy to Artificial Retinas........6
Battling Blindness.....7
Creating the Bionic Eye......8
Closing the Gap for Amputees....10

At first sight Rachel looks like a typical teenager-she spends endless hours on her cell phone talking to her friends, and enjoys rap music and the television show American Idol. It is only after talking to her mother about Rachel’s medical history, that the amazement sets in. Despite appearances to the contrary, Rachel is deaf.

Born with a birth defect that destroyed a portion of both of her inner ears, Rachel cannot hear anything without her cochlear implant. This electronic device enables most sounds entering Rachel’s ear to complete the neural pathway to Rachel’s brain where they are perceived as voices, birdsongs or a panoply of other auditory features that the hearing take for granted. Surgically inserted when she was just a year old, the cochlear implant has enabled Rachel to lead a normal life free of the disability of deafness.....계속

..................(계속)

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