Titlebook: Artificial Sight; Basic Research, Biom Mark S. Humayun,James D. Weiland,Elias Greenbaum Book 2007 Springer-Verlag New York 2007 Implantat.b

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Biological and Medical Physics, Biomedical Engineeringhttp://image.papertrans.cn/b/image/162724.jpg

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Newspaper Fictions, Newspaper Histories,, electrically evoked potentials (EEPs) were effectively elicited in Royal College of Surgeons (RCS) rats and in rabbits and cats with normal vision, using relatively small stimulus currents, such that the spatial resolution appeared to be adequate for a visual prosthesis. The histological analysis

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https://doi.org/10.1007/978-3-642-52054-9However, current retinal implants provide very low resolution (just a few electrodes), whereas many more pixels would be required for a functional restoration of sight..This article presents a design of an optoelectronic retinal prosthetic system with a stimulating pixel density of up to 2500pix/mm.

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Heidi Ranndal,Ole B. Andersen,Per Knudsentimulation in the region of the cerebral cortex that subserve vision may be an alternative, or an adjunct, to a retinal prosthesis, and may be particularly attractive as a means of restoring a semblance of high-resolution central vision. There also is the intriguing possibility that such a prosthesi