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Assignee: Alcon RefractiveHorizons, Inc.


Location: Fort Worth, TX
No. of patents: 11

NumberTitleIssue Date
7954945Reflectometry/interferometry system and method for corneal plane positioning
A system for positioning an eye of a patient, for example, for laser ophthalmic surgery includes a reflectometer adapted to receive as input a reflected beam from an anterior surface of a cornea of an eye of a patient. The interferometer is calibratable to a desired...
06/07/2011
7815631Eye registration system for refractive surgery and associated methods
An orientation method for corrective eye surgery that registers pairs of eye images taken at different times and with the patient in different positions includes retrieving reference digital image data on an eye of the patient, including image data on an extracornea...
10/19/2010
7789513Adaptive wavefront modulation system and method for refractive laser surgery
A method for improving an accuracy of a prescription for laser-ablation corneal treatment includes the step of receiving a set of raw data comprising Hartmann-Shack image data obtained from a plurality of aberrometer measurements of a patient eye. The Hartmann-Shack...
09/07/2010
7784946Virtual microscope system for monitoring the progress of corneal ablative surgery and associated methods
A system for visualizing an eye of a patient during corneal surgery includes a processor and a first and second camera in signal communication with the processor. The cameras are positionable for focusing on a cornea positioned for surgery. A first and a second disp...
08/31/2010
7665846Determining optimal positioning of ophthalmic devices by use of image processing and autofocusing techniques
A system or method of positioning an ophthalmic device relative to an eye is provided. The method first obtains a series of images of an eye. In these series of images, the distance between the ophthalmic device and the eye is varied while the region of the eye imag...
02/23/2010
7252661Method and system for patient optical fixation
A method and system for patient optical fixation are disclosed. One embodiment of the system comprises: a light source operable to provide a fixation light beam; a filter optically coupled to the light source and operable to attenuate the fixation light beam to prov...
08/07/2007
7044944Optimization of ablation correction of an optical system and associated methods
A system and method for converting measured wavefront data into an ablation profile for correcting visual defects includes providing measured wavefront data on an aberrated eye by a method such as known in the art. The measured wavefront data are correlated with acc...
05/16/2006
6929638Eye registration and astigmatism alignment control systems and method
An orientation system and method for corrective eye surgery includes a camera for performing a first image mapping of a patient's eye using a predetermined eye feature and software for processing the first image map to determine an edge location of the feature. A se...
08/16/2005
6896384Laser beam translation system and method
A light-translation system includes a fixed base and translatable mirror mount having mirror-supporting brackets. A first and second arm are pivotally attached in parallel, spaced-apart relation adjacent first ends to the base and adjacent second ends to the mirror ...
05/24/2005
6866661Eye registration and astigmatism alignment control systems and method
An orientation system for corrective eye surgery includes a camera for performing a first image mapping of a patient's eye using a predetermined eye feature and software for processing the first image map to determine an edge location of the feature. A second image ...
03/15/2005
6712809Eye positioning system and method
A system for positioning an eye for laser surgery includes a first and a second radiation generator positioned, respectively, to emit a first line and a second line orthogonal to the first line, the line generators positioned in a predetermined relation to a laser s...
03/30/2004
 
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