Ablatement designed for dark adaptability

Details Ablatement designed for dark adaptability Ablatement designed for dark adaptability

1997-06-06

2000-02-22

Buiz, Michael

Surgery

Instruments

Light application

A61N 502

Patent

active

060274948

ABSTRACT:
A system and method for performing a reshaping of a cornea of an eye for improved vision is presented. The system comprises a first appartus for determining dark adapted pupil size of an eye and a second apparatus for reshaping a cornea of the eye in an area approximately equal to the dark adapted pupil size as determined by the first apparatus. The method of the present invention involves dilating the pupil of an eye to its dark adapted size, determining the diameter of the dilated pupil, and ablating the cornea of the eye to match the dilated pupil size. The advantage to using such a system and method when reshaping a cornea of an eye is reduced halo effect or improved night vision.

REFERENCES:
patent: 5163934 (1992-11-01), Munnerlyn

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