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Iris recognition and tracking for optical treatment

  • US 7,146,983 B1
  • Filed: 10/20/2000
  • Issued: 12/12/2006
  • Est. Priority Date: 10/21/1999
  • Status: Expired due to Term
First Claim
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1. A method for alignment for refractive treatment of a patient'"'"'s eye, comprising:

  • making a diagnostic measurement of the patient'"'"'s eye;

    acquiring a first image including an iris image of the patient'"'"'s eye;

    determining a spatial relationship between the first image and the diagnostic measurement;

    developing the refractive treatment for the patient'"'"'s eye based upon the diagnostic measurement;

    acquiring a second image of the patient'"'"'s eye; and

    aligning the second image, including the determined spatial relationship with the first image in preparation for performing the refractive treatment.

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