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US 2003/0118472 A1Published application
Disinfecting and cleaning system for contact lenses
OwnerMary Mowrey McKee, Marzenna Alicja Sillsinventors
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Abstract
A system and a method for disinfecting and cleaning ophthalmic devices such as contact lenses is provided. The system involves the use of an active microbicidal solution generated just prior to use by the reaction of an iodide salt with hydrogen peroxide in the presence of a peroxidase. Such a system is particularly useful for disinfecting contact lenses.
Claims36
A system for disinfecting a contact lens comprising:
- (a) a first composition comprising a peroxidase enzyme and an iodide salt;
- (b) a second composition comprising a source of hydrogen peroxide in an aqueous solution.
A method for disinfecting a medical device comprising the steps of:
- (a) providing a first composition comprising a peroxidase enzyme and an iodide salt;
- (b) providing a second composition comprising a source of hydrogen peroxide in an aqueous solution;
- (c) combining said first composition with said second composition to provide an activated disinfecting solution;
- and
- (d) contacting the medical device with said activated disinfecting solution for a period of time adequate to disinfect said medical device.
2 more elements
Dependencies are inferred from the claim text.