Patent ID: 7044602

Claim:
A method of registering a first image of an eye with a second image of the eye, wherein the first image and second image comprise at least a portion of a pupil and iris, and wherein a laser treatment of the eye is generated in association with the first image of the eye, the method comprising: identifying a plurality of circumference sectors of the iris; selecting a plurality of markers on the iris of the eye in the first image, each marker being disposed in an associated sector; locating a plurality of corresponding markers on the iris in the second image; registering the first image of the eye and the second image of the eye by substantially matching a common reference point in the first and second images, unwrapping the iris in the first image and the second image about the common reference point to an unwrapped iris, and matching the markers on the unwrapped iris of the first image and the markers on the unwrapped iris of the second image; and centering and torsionally aligning the laser treatment with the second image of the eye.