Contact lens treating solution
AssigneeBausch + Lomb Ireland Limited
InventorsVicki Barniak, Catherine Scheuer, William T. Reindel, John Michael Duex, Andrea E. Giallombardo, Elora Supersad
Life of this patent
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Abstract
A contact lens treating solution includes (a) about 0.005 to about 2 wt. %, based on the total weight of the contact lens treating solution, of hyaluronic acid or a salt thereof; (b) about 0.01 to about 1 wt. %, based on the total weight of the contact lens treating solution, of erythritol; (c) one or more nonionic surfactants; (d) sodium chloride, potassium chloride or any combination thereof; and (e) one or more buffers.
Claims20
A method of cleaning and disinfecting a contact lens, comprising:
- soaking the contact lens in a contact lens treating solution for at least about two hours, wherein the contact lens treating solution comprises:
- (a) about 0.005 to about 2 wt. %, based on the total weight of the contact lens treating solution, of hyaluronic acid or a salt thereof;
- (b) about 0.01 to about 1 wt. %, based on the total weight of the contact lens treating solution, of erythritol;
- (c) one or more nonionic surfactants;
- (d) one or more of sodium chloride and potassium chloride;
- and
- (e) one or more buffers.
A method of rewetting a contact lens, comprising:
- administering a contact lens treating solution to a contact lens while worn on an eye, wherein the contact lens treating solution comprises:
- (a) about 0.005 to about 2 wt. %, based on the total weight of the contact lens treating solution, of hyaluronic acid or a salt thereof;
- (b) about 0.01 to about 1 wt. %, based on the total weight of the contact lens treating solution, of erythritol;
- (c) one or more nonionic surfactants;
- (d) one or more of sodium chloride and potassium chloride;
- and
- (e) one or more buffers.
Dependencies are inferred from the claim text.