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Badertscher Duncan C, Kralovic Raymond C: Microbial decontamination.. Steris, October 31, 1990: EP0395296-A2 (13 worldwide citation)

Medical instruments, which may include brass, copper, aluminum, stainless steel, carbon steel, or plastic parts are microbially decontaminated (sterilized or disinfected) in an antimicrobial solution. To provide a long shelf life, premeasured doses of powdered reagents are sealed in an ampule until ...


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Kralovic Raymond C, Badertscher Duncan C: Anti-microbial composition.. Steris, March 7, 1990: EP0357238-A2 (11 worldwide citation)

Medical instruments, which may include brass, copper, aluminum, stainless steel, carbon steel, or plastic parts are sterilized or disinfected in an anti-microbial solution. The anti-microbial effect of a strong oxidizing agent, such as peracetic acid, is improved with a wetting agent. The solution f ...


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Schneider Edward T, Kralovic Raymond C: Sterilant concentrate injection system.. Steris, September 13, 1989: EP0332310-A2 (8 worldwide citation)

A tubing system (18) connects a source (10) of tap water with a container (20) holding an item to be sterilized. Powdered buffers, detergents, and corrosion inhibitors are deposited in a well (34) along with an ampule (46) containing a sterilant, such as peracetic acid. The ampule includes an exteri ...


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Siegel Norman L, Kralovic Raymond C, Scheckelhoff Kenneth E: Two compartment cup for powdered sterilant reagent components.. Steris, May 26, 1993: EP0543591-A1 (6 worldwide citation)

A front door (B) of a countertop decontamination unit is opened to gain access to a chamber (10) for receiving a cartridge (C) containing items to be sterilized and a chamber (12) for receiving a two compartment powdered anti-microbial agent carrying cup (D). The cup includes an outer cup portion (6 ...


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Schneider Edward T, Siegel Norman L, Kralovic Raymond C: Microbial decontamination.. Steris, November 14, 1990: EP0397352-A2 (5 worldwide citation)

A liquid sterilizing system (A) defines a basin (10) in which a container (B) is removably disposed. The liquid sterilizing system selectively pumps sterile rinse liquids from a supply (24) and liquid sterilant solutions from a supply (70) into the basin filling the basin and the container. The cont ...


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Rebele Donald J, Marshall Douglas F, Fung Samuel M, Siegel Norman L, Minerovic David E, Kralovic Raymond C, Sanford Bill R, Tanner Pamela C, Beiswenger John L: Office size instrument sterilization system.. Steris, October 7, 1992: EP0507461-A2 (5 worldwide citation)

The body portion (A) of a small portable sterilizer has a face panel (46) against which a door (B) is selectively closed. The face panel defines an access opening for a sterilization chamber (10) which receives a cassette (C), an access opening for an anti-microbial concentrate chamber (20) which re ...


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Kralovic Raymond C, Badertscher Duncan C: Corrosion inhibitor for an antimicrobial composition. Steris, October 14, 1998: EP0870853-A1 (2 worldwide citation)

The present invention relates to anti-microbial compositions and methods of using them. It finds particular application in conjunction with automated sterilizing or disinfecting of medical instruments and will be described with particular reference thereto. However, it is to be appreciated that the ...


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Kralovic Raymond C: Biological indicator system.. Steris, October 3, 1990: EP0390367-A1 (2 worldwide citation)

A cylindrical, transparent capsule (10) is less than half filled with a liquid culture medium (12). An open end of the capsule is closed by supporting annulus (24) and a vent tube (28) having a vent aperture (30) at a free end thereof. The vent aperture is disposed at a volumetric center of the caps ...