Intraocular lens

A - Human Necessities – 61 – F

Patent

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Details

3/112, 18/49

A61F 2/16 (2006.01) A61L 27/16 (2006.01) A61L 27/50 (2006.01) B29D 11/02 (2006.01)

Patent

CA 1326740

ABSTRACT OF DISCLOSURE A single-piece intraocular lens and a method of forming it comprising the steps of forming a thin sheet of colored polymethyl methacrylate, coring the sheet to form holes therein, filling the holes with a clear or differently colored PMMA material, polymerizing the colored and clear or differently colored PMMA material comprising the sheet and filled holes, cutting core members from the polymerized sheet each having an inner circular region of PMMA material and an outer region of colored PMMA material integral with the inner region. A core member can be machined so that there is a single-piece intraocular lens, a central lens body of PMMA material and colored PMMA positioning loops extending from and integral with the central lens body.

589176

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