Contact lenses
First Claim
Patent Images
1. A silicone contact lens comprising a center stiffness of about 1 psi·
- mm2 or less and a lenticular junction stiffness of about 4.4 psi·
mm2 or less, wherein the lens exhibits an advancing contact angle of less than about 120 degrees.
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Accused Products
Abstract
The invention provides silicone hydrogel contact lenses that exhibit reduced back surface debris and reduced incidence of superior epithelial arcurate lesions.
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Citations
36 Claims
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1. A silicone contact lens comprising a center stiffness of about 1 psi·
- mm2 or less and a lenticular junction stiffness of about 4.4 psi·
mm2 or less, wherein the lens exhibits an advancing contact angle of less than about 120 degrees. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32)
- mm2 or less and a lenticular junction stiffness of about 4.4 psi·
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33. A method for significantly reducing SEALs and back-trapped debris in a silicone hydrogel lens, comprising the step of providing a contact lens comprising a center stiffness of about 1 psi·
- mm2 or less and a lenticular junction stiffness of about 4.4 psi·
mm2 or less, wherein the lens exhibits an advancing contact angle of less than about 120 degrees. - View Dependent Claims (34, 35, 36)
- mm2 or less and a lenticular junction stiffness of about 4.4 psi·
Specification