Process for manufacturing an intraocular lens with an embedded mask
First Claim
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1. A method of manufacturing an intraocular lens, the method comprising:
- adding a first amount of a lens material to a first mold portion;
positioning a mask with an aperture in a positioning mold portion;
joining the first mold portion and the positioning mold portion;
partially curing the first amount of the lens material; and
cooling the first mold portion to stiffen the first amount of the lens material such that the mask stays with the first mold portion when separating the positioning mold portion from the first mold portion.
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Abstract
Intraocular implants and methods of making intraocular implants are provided. The intraocular implant can include a mask adapted to increase depth of focus. The method of manufacturing the implant can include positioning the mask with an aperture on a protruding pin of a positioning mold portion. The protruding pin can be configured to center the mask in the intraocular lens.
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Citations
18 Claims
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1. A method of manufacturing an intraocular lens, the method comprising:
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adding a first amount of a lens material to a first mold portion; positioning a mask with an aperture in a positioning mold portion; joining the first mold portion and the positioning mold portion; partially curing the first amount of the lens material; and cooling the first mold portion to stiffen the first amount of the lens material such that the mask stays with the first mold portion when separating the positioning mold portion from the first mold portion. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18)
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Specification