Sterile package and method of making

• US 4,437,567 A
• Filed: 01/27/1982
• Issued: 03/20/1984
• Est. Priority Date: 01/27/1982
• Status: Expired due to Fees

• Current Assignee: The Kendall Company LP
• Original Assignee: The Kendall Company (Colgate-Palmolive Company)
• Inventors: Jeng, David K. H.
• Primary Examiner(s): Dixson, Jr., William T.
• Assistant Examiner(s): Ehrhardt, Brenda J.
• Application Number:
  US06/343,320
• Time in Patent Office: 783 Days
• Field of Search: 206/210, 206/812, 422/28
• US Class Current: 206/210
• CPC Class Codes: B65D 81/24 Adaptations for preventing deterioration or decay of contents; Applications to the container or packaging material of food preservatives, fungicides, pesticides or animal repellants with thermal insulation B65D81/38
• CPC Class Codes: Y10S 206/812 Packaged towel

Abstract

Sterilization of packaged products for medical or surgical use by including in the package aqueous hydrogen peroxide at a concentration of 0.01 to 0.10% by weight.

Claims

1. The method of sterilizing a product which comprises

placing the product incorporating in the package a first sterilization medium comprising a solution containing 0.01 to 0.1% by weight of hydrogen peroxide in an inert liquid solvent in the absence of a second sterilizing medium,

hermetically sealing said package, and allowing said package to stand at a temperature at least as high as room temperature for a time sufficient to provide complete sterilization of the contents of said package.

2. The method as claimed in claim 1 in which said product is for medical or surgical use in contact with skin or tissue and said solvent is aqueous.

3. The method as claimed in claim 1 or 2 in which said solution contains 0.05 to 0.1% by weight of hydrogen peroxide.

4. A hermetically sealed package containing a sterile product together with a first sterilizing medium comprising a solution containing 0.01 to 0.1% hydrogen peroxide by weight in an inert liquid solvent in the absence of a second sterilizing medium.

5. A package as claimed in claim 4 in which said product is for medical or surgical use in contact with skin or tissue and said solvent is aqueous.

6. A package as claimed in claim 4 or 5 in which said solution contains 0.05 to 0.1% by weight of hydrogen peroxide.