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US 4,585,457 AGranted
Inflatable intraocular lens
OwnerIrvin M. Kalbinventor
Life of this patent
Estimating the term…
Abstract
An intraocular lens for use as an artificial lens implant is disclosed wherein the lens material is flexible and fluid impervious. Valve means communicate with the lens and enable it to be inflated with an appropriate fluid once the lens is placed in the eye.
Claims6
An intraocular lens comprising:
- a pair of flexible, optically transparent, fluid impervious sheet members joined to form a lens capsule;
- flexible positioning member means depending from said capsule, sized to be contained totally within the eye when in the extended position, and adapted to position the capsule once it is emplaced within the eye;
- and
- valve means integral with a positioning member means and communicating with the interior of said lens capsule and adapted to pass and retain a fluid into said lens capsule to thereby enable inflation of said capsule into the desired lens shape once it is emplaced within the eye.
1 more element
Dependencies are inferred from the claim text.