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Electromagnetic wave sterilization

  • US 9,089,623 B2
  • Filed: 05/15/2013
  • Issued: 07/28/2015
  • Est. Priority Date: 05/17/2012
  • Status: Active Grant
First Claim
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1. An apparatus for sterilizing a fluid fitting, said apparatus comprising a microwave source disposed in a shielded chamber, a pressure chamber inside said shielded chamber for receiving said luer lock and a sterilizing medium, said pressure chamber being in microwave communication with said microwave source, mechanical fluid clamps at each end of said pressure chamber for enabling pressurization of said pressure chamber, and a low-pass filter disposed to suppress leakage of microwave radiation, wherein said low-pass filter comprises a microwave choke having an outer ring shielded by a dielectric material loaded with a material selected from the group consisting of iron and carbon.

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