Method of cleaning and disinfecting contact lens

Details Method of cleaning and disinfecting contact lens Method of cleaning and disinfecting contact lens

1996-07-31

1998-10-13

Lieberman, Paul

Cleaning and liquid contact with solids

Processes

Miscellaneous

510112, 510113, 510114, 510115, 510392, 510530, 435263, 435264, 422 28, 134 42, C11D 3386, B08B 304

Patent

active

058206965

ABSTRACT:
A method of simultaneously cleaning and disinfecting a contact lens is disclosed, which method comprises the steps of: (a) preparing a cleaning solution for the contact lens comprising an effective amount of a proteolytic enzyme, 15-60 w/v % (percent by weight/volume) of propylene glycol, 10-60 w/v % of glycerine, and water, a total content of the propylene glycol and glycerine being in a range of 30-80 w/v %; (b) diluting the cleaning solution with a disinfecting or storing liquid for the contact lens which contains an ionic antimicrobial agent, so as to provide a dilution; and (c) immersing the contact lens in the dilution.

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patent: 5604190 (1997-02-01), Chowhan et al.
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