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US 2026/0055342 A1Published application
Packaged contact lens
AssigneeCooperVision International Limited
InventorsChih-Hao HSU, Yuwen LIU, Vicki Anne POOLE, Seung Pyo JEONG
Life of this patent
Estimating the term…
Abstract
A silicone hydrogel contact lens is described comprising an extractable amount of a hydroxyalkyl cellulose embedded in the silicone hydrogel. The presence of the hydroxyalkyl cellulose in the silicone material improves the wettability of the contact lens.
Claims20
An autoclaved packaged contact lens comprising:
- (a) a packaging solution comprising a hydroxyalkyl cellulose, and (b) a contact lens immersed in the packaging solution, wherein the contact lens comprises a silicone hydrogel and an extractable amount of the hydroxyalkyl cellulose embedded in the silicone hydrogel.
Dependencies are inferred from the claim text.