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US 5,533,999 AGranted
Method and apparatus for modifications of visual acuity by thermal means
AssigneeRefractec, Inc.
InventorsLarry Hood, Antonio Mendez G.
Life of this patent
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Abstract
A thermokeratoplastic electrode which has a tip that is placed in direct contact with the epithelium layer of the cornea. The electrode is capable of creating very small localized denatured areas that shrink the corneal membrane to correct hyperopic and astigmatic conditions.
Claims5
A method for reshaping a cornea of a patient, comprising the steps of:
- a) electrically grounding the patient;
- b) placing an electrode in contact with the cornea;
- and,
- c) sending a current through said electrode and into the cornea so that a local area of the cornea is heated and denatured.
1 more element
Dependencies are inferred from the claim text.