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Method of sterilization using pretreatment with hydrogen peroxide

  • US 6,030,579 A
  • Filed: 04/04/1996
  • Issued: 02/29/2000
  • Est. Priority Date: 04/04/1996
  • Status: Expired due to Term
First Claim
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1. A method for sterilizing an interior of a device having a lumen, comprising:

  • contacting the interior of said lumen with a liquid solution comprising hydrogen peroxide; and

    exposing said device to a selected negative pressure and a selected temperature to vaporize said hydrogen peroxide,wherein said lumen has a length and diameter which provide the same or more diffusion restriction than provided by a reference lumen 27 cm in length and having an internal diameter of 3 mm, at said selected pressure and said selected temperature,and wherein said hydrogen peroxide vapor diffuses from inside to outside of said lumen, for a time period sufficient to effect sterilization of said lumen by hydrogen peroxide vapor.

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