Method of disinfecting contact lenses with peracetic acid
First Claim
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1. A method for disinfecting a contact lens comprising:
- contacting said lens with a sterilizing composition comprising about 0.0001% to 10.0% by weight peracetic acid for a time period sufficient to disinfect said lens; and
antiseptically removing said peracetic acid from said lens after said disinfecting thereof, said removing comprising contacting said lens with a peracetic acid removing agent to leave said lens and the remaining composition sterile and biocompatible to the human eye and isotonic to human tears.
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Abstract
A method for disinfecting a contact lens contacts the lens with a sterilizing composition comprising about 0.0001% to 10.0% by weight peracetic acid for a time period sufficient to disinfect the lens, and then antiseptically removes the peracetic acid using a peracetic acid removing agent to leave the lens and the remaining composition sterile, biocompatible to the human eye, and isotonic to human tears. The peracetic acid removing agent can be a peracetic acid decomposition catalyst or a peracetic acid neutralizing compound.
59 Citations
5 Claims
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1. A method for disinfecting a contact lens comprising:
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contacting said lens with a sterilizing composition comprising about 0.0001% to 10.0% by weight peracetic acid for a time period sufficient to disinfect said lens; and antiseptically removing said peracetic acid from said lens after said disinfecting thereof, said removing comprising contacting said lens with a peracetic acid removing agent to leave said lens and the remaining composition sterile and biocompatible to the human eye and isotonic to human tears. - View Dependent Claims (2, 3, 4, 5)
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Specification
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Current AssigneeNovartis Ag
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Original AssigneeJames P. Whinston, Richard A. Corcoran
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InventorsWhinston, James P., Corcoran, Richard A.
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Primary Examiner(s)WARDEN, JILL ALICE
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Assistant Examiner(s)Johnston, Jill
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Application NumberUS07/301,810Time in Patent Office728 DaysField of Search422/28, 422/30, 252/106, 424/613, 514/839, 514/840US Class Current422/30CPC Class CodesA61K 31/19 Carboxylic acids, e.g. valp...A61L 12/124 Hydrogen peroxide; Peroxy c...A61L 2/18 Liquid substances or soluti...
