Universal fit intraocular lens
First Claim
Patent Images
1. An intraocular lens for use in eyes of different sizes, comprising:
- an optic;
a haptic which is connected to and projects outwardly from at least a portion of the optic;
the haptic including an outer periphery with a plurality of support portions adapted to maintain and support the optic within an eye, the support portions being located on one of a plurality of different diameters of different length relative to the optic, so that the support portions along one diameter can be selected and the other support portions removed for adapting the lens to fit in an eye of a predetermined size.
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Abstract
An intraocular lens having a sheet-like support member which can be trimmed by a surgeon to modify the overall diameter of the lens to fit into different sizes of eye chambers. Several sets of support feet are formed on the perimeter of the support member so that the feet at the desired diameter are left untouched by the surgeon'"'"'s trimming.
60 Citations
9 Claims
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1. An intraocular lens for use in eyes of different sizes, comprising:
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an optic; a haptic which is connected to and projects outwardly from at least a portion of the optic;
the haptic including an outer periphery with a plurality of support portions adapted to maintain and support the optic within an eye, the support portions being located on one of a plurality of different diameters of different length relative to the optic, so that the support portions along one diameter can be selected and the other support portions removed for adapting the lens to fit in an eye of a predetermined size. - View Dependent Claims (2, 3, 4)
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- 5. The lens of claim wherein each set of protuberances includes two groups of protuberances located on opposite sides of the optic from each other.
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9. An intraocular lens which can be trimmed to fit a plurality of different sizes of ocular chambers, comprising:
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an optic portion; a substantially flat sheet support haptic surrounding and attached to the optic portion; support feet formed on the perimeter of the support haptic, wherein; the support feet are arranged in groups; each group includes support feet equidistant from the center of the optic portion; each group is at a different distance from the center of the optic portion from the other groups; and the groups are arranged in angular locations so that the support haptic can be trimmed to remove therefrom all unnecessary groups, leaving undisturbed only the group having the desired distance from the center of the optic portion.
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Specification