Patents by Inventor Peter Klöffel
Peter Klöffel 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).
-
Publication number: 20240139390Abstract: The present invention relates to a dialysis machine comprising a balancing system that has at least one balancing chamber for a volumetrically exact supply and removal of dialysis solution to and from a dialyzer fluidically connected to the balancing system in operation; a water inlet system connected to the balancing system for the supply of fresh dialysis liquid, with the water inlet system having an apparatus for degassing water that is connected to an air separator of the dialysis machine, with a first subsection of the air separator serving as a mixing chamber and being connectable to at least one concentrate source via at least one concentrate line and being in fluid communication with the balancing system via at least one dialysate line, wherein the filling volume of a balancing chamber corresponds to or exceeds the sum of the volume of the mixing chamber and the inner volume of the dialysate line.Type: ApplicationFiled: November 1, 2023Publication date: May 2, 2024Applicant: Fresenius Medical Care Deutschland GmbHInventors: Peter KLÖFFEL, Tilman STÄBLEIN, Andreas SYFONIOS, Dirk HÜMMER, Tobias IRRGANG, Benedict GLASER
-
Publication number: 20240096488Abstract: The invention relates to the field of medical fluid management devices, in particular dialysis machines. The object of the invention is to design methods and devices, such that the monitoring and control of medical fluid management devices from a remote site are possible. To do so, the screen content of the output device of a fluid management device is transmitted at least partially to an output device of a remote control unit. The screen content optionally has user interfaces, which can be selected on the remote control device and lead to changes in the control of the transmitting medical fluid management device.Type: ApplicationFiled: November 29, 2023Publication date: March 21, 2024Inventors: Georg Brand, Daniel Hauck, Peter Kloeffel, Thomas Stahl
-
Patent number: 11931494Abstract: The invention relates to a dialysis machine having a fluid system that has an inflow line for providing fresh dialyzing solution to a dialyzer and an outflow line for removing used dialyzing solution from the dialyzer, wherein the fluid system has a balancing system arranged between the inflow and outflow lines to balance the fluid volumes flowing through the lines, and wherein the fluid system has an ultrafiltration line that branches off from the outflow line between the dialyzer and the balancing system and has an ultrafiltration pump to be able to remove a defined volume of used dialyzing solution from the balance, and wherein an additional balancing chamber is provided that is arranged in a section of the inflow line disposed between the balancing system and the dialyzer or in a section of the outflow line disposed between the dialyzer and the branching of the ultrafiltration line.Type: GrantFiled: November 10, 2020Date of Patent: March 19, 2024Assignee: FRESENIUS MEDICAL CARE DEUTSCHLAND GMBHInventors: Tobias Irrgang, Benedict Glaser, Peter Klöffel
-
Patent number: 11883572Abstract: The present invention relates to a dialysis machine that is configured to be equipped with an extracorporeal blood system comprising a dialysis solution system that is configured to be equipped with a dialyzer, wherein a mixing region, in particular a mixing chamber, is provided in which the fresh dialysis solution or a component thereof is located in the operation of the dialysis machine, with a concentrate line being in fluid communication with the mixing region, through which concentrate line concentrate can be conducted from a concentrate container into the mixing region, wherein at least two electrically conductive elements are arranged spaced apart from one another in or at the concentrate line or lines; that a measuring device is provided which is electrically connected to the conductive elements and which is configured to measure the conductance or a value correlated therewith between them; and that a control unit is provided which is configured to compare the measured value with a desired value, withType: GrantFiled: March 26, 2019Date of Patent: January 30, 2024Assignee: FRESENIUS MEDICAL CARE DEUTSCHLAND GMBHInventors: Tobias Irrgang, Tilman Stäblein, Alfred Gagel, Peter Klöffel
-
Patent number: 11869660Abstract: The invention relates to the field of medical fluid management devices, in particular dialysis machines. The object of the invention is to design methods and devices, such that the monitoring and control of medical fluid management devices from a remote site are possible. To do so, the screen content of the output device of a fluid management device is transmitted at least partially to an output device of a remote control unit. The screen content optionally has user interfaces, which can be selected on the remote control device and lead to changes in the control of the transmitting medical fluid management device.Type: GrantFiled: May 26, 2022Date of Patent: January 9, 2024Assignee: Fresenius Medical Care Deutschland GmbHInventors: Georg Brand, Daniel Hauck, Peter Kloeffel, Thomas Stahl
-
Publication number: 20230398273Abstract: The present disclosure relates to a medical treatment apparatus which includes at least one port, a device for closing, a compressed-air source and a control device and/or closed-loop control device. The port serves to establish fluid communication between at least one fluid line of the treatment apparatus associated with the interior of a treatment apparatus and a connector of a fluid line of a disposable associated with the exterior of the treatment apparatus. The sealing device is designed as a rinsing cap and serves to seal an interior of the port with respect to an exterior of the treatment apparatus. The compressed-air source is used to introduce air into the port along at least one sterile-air line. The control device and/or closed-loop control device is programmed to cause the compressed-air source to build-up and/or maintain a predetermined minimum overpressure in the sterile-air line, the compressed-air source and/or inside the port.Type: ApplicationFiled: October 6, 2021Publication date: December 14, 2023Inventors: Juergen Haecker, Burkard Keller, Peter Kloeffel, Martin Thys, Nico Roemmelt, Alfred Gagel, Soeren Gronau
-
Patent number: 11839710Abstract: A dialysis machine has a balancing system with a balancing chamber for a volumetrically exact supply and removal of dialysis solution to and from a dialyzer fluidically connected to the balancing system in operation; a water inlet system connected to the balancing system for the supply of fresh dialysis liquid, with the water inlet system having an apparatus for degassing water that is connected to an air separator of the dialysis machine, with a first subsection of the air separator serving as a mixing chamber and being connectable to at least one concentrate source via at least one concentrate line and being in fluid communication with the balancing system via at least one dialysate line, wherein the filling volume of a balancing chamber corresponds to or exceeds the sum of the volume of the mixing chamber and the inner volume of the dialysate line.Type: GrantFiled: April 2, 2019Date of Patent: December 12, 2023Assignee: FRESENIUS MEDICAL CARE DEUTSCHLAND GMBHInventors: Peter Klöffel, Tilman Stäblein, Andreas Syfonios, Dirk Hümmer, Tobias Irrgang, Benedict Glaser
-
Publication number: 20230364313Abstract: The invention relates to an access system 1 for a medical device, which system has a housing body 21 in which an inner pipe portion 22 for transporting a medical fluid is formed, which portion is enclosed by an outer pipe portion 24 so as to form an empty space 23 for receiving a disinfectant fluid, the housing body 21 having an opening 25 that can be closed by a closure element. The access system 1 according to the invention is characterised in that a measuring electrode 30 and at least one counter electrode 31, 32 are arranged in the housing body 21 such that the measuring electrode 30 interacts with the counter electrode via the empty space 23. The measuring electrode 30 allows an electrical signal to be input such that a current flowing between the measuring electrode and the counter electrode or a voltage applied between the measuring electrode and the counter electrode can be evaluated.Type: ApplicationFiled: October 5, 2021Publication date: November 16, 2023Applicant: FRESENIUS MEDICAL CARE DEUTSCHLAND GMBHInventors: Joachim NOACK, Klaus SAUER, Peter KLOEFFEL, Rene BAUER, Matthias FEHLER, Markus THEN, Burkard KELLER, Achim EBERLEIN, Oliver BOND
-
Publication number: 20230158217Abstract: The invention relates to an extracorporeal blood treatment apparatus comprising a blood treatment unit 1 that is divided by a semipermeable membrane 2 into a first compartment 3, which is part of a fluid system II, and a second compartment 4, which is part of an extracorporeal blood circuit I. The invention also relates to a method for operating a blood treatment apparatus of this kind. The blood treatment apparatus according to the invention has a pressure-based checking device 32 which interacts with the control unit 31 for a valve device 21 and is designed such that a fluid connection between an upstream portion 20A and a downstream portion 20B of a flow path 20 for a special operating mode can only be established if the pressure-based checking device 32 detects an operating state in which it is ensured that fluid in the flow path 20 for a special operating mode flows towards a flow path 10 leading to a drain 11.Type: ApplicationFiled: April 21, 2021Publication date: May 25, 2023Applicant: FRESENIUS MEDICAL CARE DEUTSCHLAND GMBHInventors: Alfred GAGEL, Burkard KELLER, Peter KLOEFFEL, Martin THYS
-
Publication number: 20220387683Abstract: The invention relates to a dialysis machine having a fluid system that has an inflow line for providing fresh dialyzing solution to a dialyzer and an outflow line for removing used dialyzing solution from the dialyzer, wherein the fluid system has a balancing system arranged between the inflow and outflow lines to balance the fluid volumes flowing through the lines, and wherein the fluid system has an ultrafiltration line that branches off from the outflow line between the dialyzer and the balancing system and has an ultrafiltration pump to be able to remove a defined volume of used dialyzing solution from the balance, and wherein an additional balancing chamber is provided that is arranged in a section of the inflow line disposed between the balancing system and the dialyzer or in a section of the outflow line disposed between the dialyzer and the branching of the ultrafiltration line.Type: ApplicationFiled: November 10, 2020Publication date: December 8, 2022Applicant: FRESENIUS MEDICAL CARE DEUTSCHLAND GMBHInventors: Tobias IRRGANG, Benedict GLASER, Peter KLÖFFEL
-
Publication number: 20220293265Abstract: The invention relates to the field of medical fluid management devices, in particular dialysis machines. The object of the invention is to design methods and devices, such that the monitoring and control of medical fluid management devices from a remote site are possible. To do so, the screen content of the output device of a fluid management device is transmitted at least partially to an output device of a remote control unit. The screen content optionally has user interfaces, which can be selected on the remote control device and lead to changes in the control of the transmitting medical fluid management device.Type: ApplicationFiled: May 26, 2022Publication date: September 15, 2022Inventors: Georg Brand, Daniel Hauck, Peter Kloeffel, Thomas Stahl
-
Patent number: 11355235Abstract: A method and device that relates to the field of medical fluid management devices, in particular dialysis machines, provided. The method and device is configured to provide for the monitoring and control of medical fluid management devices from a remote site. To do so, the screen content of the output device of a fluid management device is transmitted at least partially to an output device of a remote control unit. The screen content optionally has user interfaces, which can be selected on the remote control device and lead to changes in the control of the transmitting medical fluid management device.Type: GrantFiled: July 16, 2012Date of Patent: June 7, 2022Assignee: Fresenius Medical Care Deutschland GmbHInventors: Georg Brand, Daniel Hauck, Peter Kloeffel, Thomas Stahl
-
Patent number: 11305043Abstract: The present disclosure relates to a method and system for regulating and/or monitoring a heating device for heating a fluid, which has flowed in an in-flow section of a dialysis fluid circuit. The dialysis fluid circuit is part of a blood treatment apparatus, which comprises a container for receiving the fluid and a heating container for heating the fluid. The method encompasses the step of starting a heating process for heating the fluid in the heating container. The fluid is in fluid communication with the container when the filling level of the container reaches a pre-determined filling level value by means of direct or indirect flow from the inlet.Type: GrantFiled: January 27, 2017Date of Patent: April 19, 2022Assignee: Fresenius Medical Care Deutschland GmbHInventors: Peter Klöffel, Helmuth Ender, Michael Schlereth, Christoph Bardorz, Walter Ehrenberger
-
Publication number: 20210170086Abstract: The present disclosure relates to a method and system for regulating and/or monitoring a heating device for heating a fluid, which has flowed in an in-flow section of a dialysis fluid circuit. The dialysis fluid circuit is part of a blood treatment apparatus, which comprises a container for receiving the fluid and a heating container for heating the fluid. The method encompasses the step of starting a heating process for heating the fluid in the heating container. The fluid is in fluid communication with the container when the filling level of the container reaches a pre-determined filling level value by means of direct or indirect flow from the inlet.Type: ApplicationFiled: January 27, 2017Publication date: June 10, 2021Inventors: Peter Klöffel, Helmuth Ender, Michael Schlereth, Christoph Bardorz, Walter Ehrenberger
-
Publication number: 20210146027Abstract: The present invention relates to a dialysis machine comprising a balancing system that has at least one balancing chamber for a volumetrically exact supply and removal of dialysis solution to and from a dialyzer fluidically connected to the balancing system in operation; a water inlet system connected to the balancing system for the supply of fresh dialysis liquid, with the water inlet system having an apparatus for degassing water that is connected to an air separator of the dialysis machine, with a first subsection of the air separator serving as a mixing chamber and being connectable to at least one concentrate source via at least one concentrate line and being in fluid communication with the balancing system via at least one dialysate line, wherein the filling volume of a balancing chamber corresponds to or exceeds the sum of the volume of the mixing chamber and the inner volume of the dialysate line.Type: ApplicationFiled: April 2, 2019Publication date: May 20, 2021Applicant: Fresenius Medical Care Deutschland GmbHInventors: Peter KLÖFFEL, Tilman STÄBLEIN, Andreas SYFONIOS, Dirk HÜMMER, Tobias IRRGANG, Benedict GLASER
-
Patent number: 11007115Abstract: A container includes a dry concentrate designed such that the dry concentrate forms an acid liquid concentrate, or a part of an acid liquid concentrate, which is suitable for manufacturing a dialysis solution, on the dissolution of the dry concentrate in a liquid, preferably in water.Type: GrantFiled: June 25, 2018Date of Patent: May 18, 2021Assignee: FRESENIUS MEDICAL CARE DEUTSCHLAND GMBHInventors: Peter Kloeffel, Gerhard Wiesen, Francois D'Ayot, Philippe Laffey, Benoit Luaire
-
Publication number: 20210138134Abstract: The present invention relates to a dialysis machine that is configured to be equipped with an extracorporeal blood system comprising a dialysis solution system that is configured to be equipped with a dialyzer, wherein a mixing region, in particular a mixing chamber, is provided in which the fresh dialysis solution or a component thereof is located in the operation of the dialysis machine, with a concentrate line being in fluid communication with the mixing region, through which concentrate line concentrate can be conducted from a concentrate container into the mixing region, wherein at least two electrically conductive elements are arranged spaced apart from one another in or at the concentrate line or lines; that a measuring device is provided which is electrically connected to the conductive elements and which is configured to measure the conductance or a value correlated therewith between them; and that a control unit is provided which is configured to compare the measured value with a desired value, withType: ApplicationFiled: March 26, 2019Publication date: May 13, 2021Applicant: Fresenius Medical Care Deutschland GmbHInventors: Tobias IRRGANG, Tilman STÄBLEIN, Alfred GAGEL, Peter KLÖFFEL
-
Patent number: 10792412Abstract: A method for venting a dialyzer which has a dialyzate chamber, a blood chamber and a semi-permeable dialyzer membrane separating these two chambers. An overpressure is generated in the dialyzate chamber with respect to the blood chamber for removing air inclusions lying at the surface of the membrane at the dialyzate chamber side after a filling of the dialyzate chamber and before a filling of the blood chamber.Type: GrantFiled: July 27, 2016Date of Patent: October 6, 2020Assignee: FRESENIUS MEDICAL CARE DEUTSCHLAND GMBHInventors: Peter Kloeffel, Thomas Nuernberger
-
Patent number: 10729837Abstract: A dialysis machine has a dialyzer (D), a water inlet system for supplying the dialyzer (D) with fresh dialysis fluid which is connected to the dialyzer and an external water supply and with a line for used dialysis fluid, which is in communication with the dialyzer (D). The water inlet system includes a container for water or other liquid, in particular for RO water. The dialysis machine includes a heat exchanger connected with the line for used dialysis fluid and with the water inlet system so that heat is transferred from the used dialysis fluid to the liquid present in the water inlet system. The container includes means for physical separation of the external water supply and the downstream portions of the water inlet system, preferably a free-fall path for incoming liquid from the water supply, and the heat exchanger is arranged downstream of the container.Type: GrantFiled: September 28, 2016Date of Patent: August 4, 2020Assignee: FRESENIUS MEDICAL CARE DEUTSCHLAND GMBHInventors: Andreas Syfonios, Tilman Staeblein, Dirk Huemmer, Peter Kloeffel
-
Patent number: 10603420Abstract: A blood treatment device includes a heat exchanger having a first space and a second space, with a first fluid flowing through the first space and a second fluid flowing through the second space. The heat exchanger has a membrane which separates the first space from the second space, with the membrane forming a component of a capacitor having two capacitor plates, between which the membrane is located. A monitoring means is connected to the capacitor, and is configured to detect an electrical property of the capacitor, for the purpose of detecting a fluid leak from the first space to the second space.Type: GrantFiled: May 19, 2016Date of Patent: March 31, 2020Assignee: FRESENIUS MEDICAL CARE DEUTSCHLAND GMBHInventors: Reiner Spickermann, Klaus Balschat, Tilman Staeblein, Arne Peters, Peter Kloeffel