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Cold gas sterilization process using hydrogen peroxide at low concentrations

  • US 4,230,663 A
  • Filed: 07/10/1979
  • Issued: 10/28/1980
  • Est. Priority Date: 07/10/1979
  • Status: Expired due to Term
First Claim
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1. A method of disinfecting a contact lens without substantial liquid contact which comprises:

  • placing said lens in a sealed container;

    contacting the lens with hydrogen peroxide gas having a concentration of less than 75 mg/L;

    maintaining said gas in contact with such lens at temperatures below 80°

    C. until such lens has been disinfected;

    venting the gas from the container; and

    removing the lens from the container.

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