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US 6,866,563 B2Granted
Apparatus and method for target polishing intraocular lenses
AssigneeBausch & Lomb Incorporated
InventorGeorge F. Green
Life of this patent
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Abstract
A mask for removably covering an IOL to protect a sharp peripheral edge of the IOL optic during polishing.
Claims4
A method for polishing selected areas of an IOL while leaving the remaining areas of the IOL unpolished, said IOL having an optic and at least one haptic, said method comprising the steps of:
- a) providing a plurality of masks each having first and second halves configured to removably cover said remaining areas of a respective plurality of said IOL during said polishing;
- b) removably locating said IOLs in a respective said mask between said first and second halves thereof;
- c) placing said IOLs and said respective mask in an array and placing said array in a tank of polishing slurry;
- d) polishing said IOLs;
- e) removing said IOLs from said respective mask, wherein said remaining areas of each of said IOLs are not polished.
2 more elements
Dependencies are inferred from the claim text.