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Non-invasive measurement of blood glucose using retinal imaging

  • US 20050267344A1
  • Filed: 07/07/2005
  • Published: 12/01/2005
  • Est. Priority Date: 06/10/2003
  • Status: Abandoned Application
First Claim
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1. An apparatus that determines blood glucose concentration in an individual, the apparatus comprising:

  • a light projector adapted to project a first light into retina of an eye of the individual, wherein the light has a light intensity selected to bleach visual pigment in the retina;

    a light detector adapted to detect light reflected from the retina; and

    a processor with programmed instructions adapted to determine the blood glucose concentration using the rate of bleaching in the retina.

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