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Retina implant

  • US 6,298,270 B1
  • Filed: 04/23/1999
  • Issued: 10/02/2001
  • Est. Priority Date: 10/23/1996
  • Status: Expired due to Term
First Claim
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1. A retina implant having a substrate with a first surface for applying same to a retina, said substrate comprising:

  • electrode means for stimulating cells within said retina, said electrode means being provided on said first surface and being exposed to visible light impinging on said retina;

    a photovoltaic layer responsive to non-visible light, said photovoltaic layer generating a voltage when said non-visible light impinges thereon, and switch means for locally interconnecting said photovoltaic layer with said electrode means, said switch means being controlled by said visible light.

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