Patents by Inventor Christopher A. Jethrow
Christopher A. Jethrow has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 8025807Abstract: A processor for decontaminating devices is comprised of a chamber for holding devices and a circulation system to circulate a microbial decontamination fluid through the chamber. A water filtration system filters water used in the processor. The water filtration system has a water line connectable to a source of pressurized water. A water decontamination system fluidly communicates with the source of water and the processor. The water decontamination system has a water circulation path and a tank located within the water circulation path. Means are provided to circulate water along the water circulation path through the tank. A gas circulation path fluidly communicates with the tank. Conveying means is provided to convey gas along the gas circulation path through the tank. An ozone producing device is located along the gas circulation path to introduce ozone into gas flowing along the gas circulation path and through the tank.Type: GrantFiled: January 16, 2008Date of Patent: September 27, 2011Assignee: American Sterilizer CompanyInventors: Michael A. Centanni, Kathleen A. Fix, Christopher A. Jethrow
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Patent number: 8012424Abstract: A container for holding items to be microbially deactivated in a reprocessor. The container is comprised of a generally cup shaped tray having a bottom wall and a continuous side wall extending to one side from the periphery of the bottom wall. The bottom wall and the side wall defining a cavity for receiving instruments and items to be microbially deactivated. A lid is attachable to the tray. The lid is dimensioned to cover the cavity. An inlet port is formed in the tray to communicate with the cavity. An outlet port is formed in the tray to communicate with the cavity. A barrier element is disposed within one of the ports. The barrier element controls flow through the one port. The barrier element is comprised of a material that is permeable to gas and water vapor but impermeable to liquid, bacteria and organisms.Type: GrantFiled: March 5, 2007Date of Patent: September 6, 2011Assignee: American Sterilizer CompanyInventors: Christopher A. Jethrow, Karl Ludwig, Alan M. Solomon, Phillip Mallory, Jeffrey R. Horacek, Jude A. Kral
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Patent number: 8012425Abstract: An apparatus for deactivating medical instruments and devices comprised of a deactivation chamber movable between a loading position and a deactivation position. A circulation system is provided to circulate a deactivating fluid through the deactivation chamber. The circulation system is connectable to the deactivation chamber when the deactivation chamber is in the deactivation position.Type: GrantFiled: October 19, 2009Date of Patent: September 6, 2011Assignee: American Sterilizer CompanyInventors: Jeffrey R. Horacek, Donald A. Sargent, Alan M. Solomon, John J. Mayer, Christopher A. Jethrow, Karl Ludwig, Jude A. Kral
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Patent number: 7910072Abstract: An apparatus for deactivating medical instruments and devices, comprised of a decontamination chamber dimensioned to receive medical instruments and devices to be microbially deactivated. A circulation system is provided to circulate a deactivating fluid through the deactivation chamber. The circulation system has a first fluid path connected to the decontamination chamber and a second fluid path is connected to the first fluid path. A water inlet line introduces water into the apparatus. The water inlet line is connected to the second fluid path. A filter is disposed within the second fluid path to filter fluid within the apparatus. A first pump is disposed in the first fluid path to circulate fluid in the first fluid path. A second pump is disposed in the second fluid path to circulate fluid in the second fluid path.Type: GrantFiled: March 5, 2007Date of Patent: March 22, 2011Assignee: American Sterilizer CompanyInventor: Christopher A. Jethrow
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Patent number: 7871565Abstract: A method of generating a microbial deactivation fluid to circulate through an apparatus that has a decontamination chamber for holding medical instruments and devices, comprising the steps of: (a) providing a first compartment and a second compartment in the circulation system; (b) providing a chemical reagent in the first compartment and a builder composition in the second compartment; (c) causing a fluid to flow through the second compartment to mix with the builder composition to create an alkaline fluid; (d) when the alkaline fluid has reached a predetermined pH level, causing the alkaline fluid to flow through the first compartment to mix with the chemical reagent to dissolve the chemical reagent to generate a microbial deactivation fluid; and (e) continuing steps (c) and (d) to continue the generation of the microbial deactivation fluid.Type: GrantFiled: March 5, 2007Date of Patent: January 18, 2011Assignee: American Sterilizer CompanyInventors: Christopher A. Jethrow, John J. Mayer, Dana M. Hall, Donald G. Rosenhamer
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Patent number: 7850932Abstract: An apparatus for deactivating medical instruments and devices having a circulation system for circulating fluids through the apparatus and a chemical delivery assembly for generating a deactivation fluid to circulate through the circulation system. The chemical delivery assembly is comprised of a chemistry housing that has a first receptacle and a second receptacle formed therein. A first fluid inlet communicates with the first receptacle. A second fluid inlet communicates with the second receptacle. A first fluid outlet is disposed near an upper portion of the first receptacle to establish a predetermined fluid level in the first receptacle when fluid is introduced into the first receptacle. A second fluid outlet is disposed near an upper portion of the second receptacle to establish a predetermined fluid level in the second receptacle when fluid is introduced into the second receptacle. A lid is attached to the chemistry housing. The lid is movable between a first position and a second position.Type: GrantFiled: March 5, 2007Date of Patent: December 14, 2010Assignee: American Sterilizer CompanyInventors: John J. Mayer, Christopher A. Jethrow, Karl Ludwig
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Patent number: 7744832Abstract: A multi-chamber instrument container for microbially deactivating medical, dental, veterinary and mortuary instruments and articles. A pressure differential between chambers causes fluid flow therebetween, thus flowing fluid through internal passages of instrument extending between the chambers.Type: GrantFiled: February 5, 2007Date of Patent: June 29, 2010Assignee: American Sterilizer CompanyInventors: Jeffrey R. Horacek, Christopher A. Jethrow
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Publication number: 20100040521Abstract: An apparatus for deactivating medical instruments and devices comprised of a deactivation chamber movable between a loading position and a deactivation position. A circulation system is provided to circulate a deactivating fluid through the deactivation chamber. The circulation system is connectable to the deactivation chamber when the deactivation chamber is in the deactivation position.Type: ApplicationFiled: October 19, 2009Publication date: February 18, 2010Inventors: Jeffrey R. Horacek, Donald A. Sargent, Alan M. Solomon, John J. Mayer, Christopher A. Jethrow, Karl Ludwig, Jude A. Kral
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Patent number: 7625534Abstract: An apparatus for deactivating medical instruments and devices comprised of a deactivation chamber movable between a loading position and a deactivation position. A circulation system is provided to circulate a deactivating fluid through the deactivation chamber. The circulation system is connectable to the deactivation chamber when the deactivation chamber is in the deactivation position.Type: GrantFiled: March 5, 2007Date of Patent: December 1, 2009Assignee: American Sterilizer CompanyInventors: Jeffrey R. Horacek, Donald A. Sargent, Alan M. Solomon, John J. Mayer, Christopher A. Jethrow, Karl Ludwig, Jude A. Kral
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Patent number: 7608228Abstract: An apparatus for deactivating medical instruments and devices. The apparatus has a housing structure and a drawer disposed in the housing structure. The drawer has a recess formed therein and a planar surface formed about the periphery of the recess. The recess is dimensioned to receive medical instruments and devices to be microbially deactivated. A circulation system is provided within the housing structure to circulate a microbial deactivation fluid through the recess. A drawer-sealing assembly is located in the housing structure. The drawer-sealing assembly is operable to engage the drawer assembly and fluidly seal the recess to create a decontamination chamber.Type: GrantFiled: March 5, 2007Date of Patent: October 27, 2009Assignee: American Sterilizer CompanyInventors: Jeffrey R. Horacek, Donald A. Sargent, Alan M. Solomon, John J. Mayer, Christopher A. Jethrow, Karl Ludwig
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Publication number: 20090178981Abstract: A processor for decontaminating devices is comprised of a chamber for holding devices and a circulation system to circulate a microbial decontamination fluid through the chamber. A water filtration system filters water used in the processor. The water filtration system has a water line connectable to a source of pressurized water. A water decontamination system fluidly communicates with the source of water and the processor. The water decontamination system has a water circulation path and a tank located within the water circulation path. Means are provided to circulate water along the water circulation path through the tank. A gas circulation path fluidly communicates with the tank. Conveying means is provided to convey gas along the gas circulation path through the tank. An ozone producing device is located along the gas circulation path to introduce ozone into gas flowing along the gas circulation path and through the tank.Type: ApplicationFiled: January 16, 2008Publication date: July 16, 2009Inventors: Michael A. Centanni, Kathleen A. Fix, Christopher A. Jethrow
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Patent number: 7476368Abstract: A system for microbially deactivating items. The system includes a circulation system for circulating a microbial decontamination fluid through a deactivation chamber that forms a part of the circulation system. A container for holding items to be deactivated is provided. The container has a sealable cavity in which the items to be deactivated may be placed, and at least one valve element that is movable between an open and a closed position to regulate fluid flow into the cavity. An actuator in the deactivation chamber is operable to move the valve element to an open position when the container is disposed within the deactivation chamber, wherein the cavity within the container is in fluid communication with the circulation system when the valve element is in the open position.Type: GrantFiled: August 1, 2003Date of Patent: January 13, 2009Assignee: American Sterilizer CompanyInventors: Donald A. Sargent, Christopher A. Jethrow, Jude A. Kral, Karl F. Ludwig, Victor Selig
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Patent number: 7422729Abstract: A reprocessor for microbially deactivating items. The reprocessor has a circulation system for circulating a microbial deactivation fluid through a deactivation chamber that forms part of the circulation system. A container is provided for insertion into the deactivation chamber for holding items to be microbially deactivated. The container includes a tray and a lid. The tray and lid have interlocking, integrally formed, rigid seal elements formed thereon to form a seal between the tray and the lid.Type: GrantFiled: January 31, 2006Date of Patent: September 9, 2008Assignee: American Sterilizer CompanyInventors: Victor Selig, Karl F. Ludwig, Jude A. Kral, Christopher A. Jethrow, Jeffrey Horacek, Donald A. Sargent
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Publication number: 20080187465Abstract: A multi-chamber instrument container for microbially deactivating medical, dental, veterinary and mortuary instruments and articles. A pressure differential between chambers causes fluid flow therebetween, thus flowing fluid through internal passages of instrument extending between the chambers.Type: ApplicationFiled: February 5, 2007Publication date: August 7, 2008Inventors: Jeffrey R. Horacek, Christopher A. Jethrow
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Patent number: 7314966Abstract: A method of microbially deactivating items and storing the same, comprising the steps of: a) placing items within a cavity in a sealable container having fluid access ports therein, the fluid access ports having a normally closed position and being moveable to an open position; b) placing the container having items to be microbially deactivated in the cavity into a reprocessor having a circulation system for circulating a microbial deactivation fluid during a deactivation cycle, wherein the fluid access ports in the container are moved to the open position to be in fluid communication with the circulation systems by contact with the reprocessor; c) circulating the microbial deactivation fluid through the cavity of the container; and d) removing the container from the reprocessor following a deactivation cycle, wherein removal of the container from the reprocessor causes the fluid access ports to assume the normally closed position.Type: GrantFiled: August 1, 2003Date of Patent: January 1, 2008Assignee: Steris Inc.Inventors: Victor Selig, Karl F. Ludwig, Jude A. Kral, Christopher A. Jethrow, Jeffrey Horacek, Donald A. Sargent
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Publication number: 20070212278Abstract: A container for holding items to be microbially deactivated in a reprocessor. The container is comprised of a generally cup shaped tray having a bottom wall and a continuous side wall extending to one side from the periphery of the bottom wall. The bottom wall and the side wall defining a cavity for receiving instruments and items to be microbially deactivated. A lid is attachable to the tray. The lid is dimensioned to cover the cavity. An inlet port is formed in the tray to communicate with the cavity. An outlet port is formed in the tray to communicate with the cavity. A barrier element is disposed within one of the ports. The barrier element controls flow through the one port. The barrier element is comprised of a material that is permeable to gas and water vapor but impermeable to liquid, bacteria and organisms.Type: ApplicationFiled: March 5, 2007Publication date: September 13, 2007Inventors: Christopher Jethrow, Karl Ludwig, Alan Solomon, Phillip Mallory, Jeffrey Horacek, Jude Kral
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Publication number: 20070212283Abstract: An apparatus for deactivating medical instruments and devices. The apparatus has a housing structure and a drawer disposed in the housing structure. The drawer has a recess formed therein and a planar surface formed about the periphery of the recess. The recess is dimensioned to receive medical instruments and devices to be microbially deactivated. A circulation system is provided within the housing structure to circulate a microbial deactivation fluid through the recess. A drawer-sealing assembly is located in the housing structure. The drawer-sealing assembly is operable to engage the drawer assembly and fluidly seal the recess to create a decontamination chamber.Type: ApplicationFiled: March 5, 2007Publication date: September 13, 2007Inventors: Jeffrey Horacek, Donald Sargent, Alan Solomon, John Mayer, Christopher Jethrow, Karl Ludwig
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Publication number: 20070212280Abstract: An apparatus for deactivating medical instruments and devices comprised of a deactivation chamber movable between a loading position and a deactivation position. A circulation system is provided to circulate a deactivating fluid through the deactivation chamber. The circulation system is connectable to the deactivation chamber when the deactivation chamber is in the deactivation position.Type: ApplicationFiled: March 5, 2007Publication date: September 13, 2007Inventors: Jeffrey Horacek, Donald Sargent, Alan Solomon, John Mayer, Christopher Jethrow, Karl Ludwig, Jude Kral
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Publication number: 20070212279Abstract: An apparatus for deactivating medical instruments and devices having a circulation system for circulating fluids through the apparatus and a chemical delivery assembly for generating a deactivation fluid to circulate through the circulation system. The chemical delivery assembly is comprised of a chemistry housing that has a first receptacle and a second receptacle formed therein. A first fluid inlet communicates with the first receptacle. A second fluid inlet communicates with the second receptacle. A first fluid outlet is disposed near an upper portion of the first receptacle to establish a predetermined fluid level in the first receptacle when fluid is introduced into the first receptacle. A second fluid outlet is disposed near an upper portion of the second receptacle to establish a predetermined fluid level in the second receptacle when fluid is introduced into the second receptacle. A lid is attached to the chemistry housing. The lid is movable between a first position and a second position.Type: ApplicationFiled: March 5, 2007Publication date: September 13, 2007Inventors: John Mayer, Christopher Jethrow, Karl Ludwig
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Publication number: 20070212252Abstract: A method of generating a microbial deactivation fluid to circulate through an apparatus that has a decontamination chamber for holding medical instruments and devices, comprising the steps of: (a) providing a first compartment and a second compartment in the circulation system; (b) providing a chemical reagent in the first compartment and a builder composition in the second compartment; (c) causing a fluid to flow through the second compartment to mix with the builder composition to create an alkaline fluid; (d) when the alkaline fluid has reached a predetermined pH level, causing the alkaline fluid to flow through the first compartment to mix with the chemical reagent to dissolve the chemical reagent to generate a microbial deactivation fluid; and (e) continuing steps (c) and (d) to continue the generation of the microbial deactivation fluid.Type: ApplicationFiled: March 5, 2007Publication date: September 13, 2007Inventors: Christopher Jethrow, John Mayer, Dana Hall, Donald Rosenhamer