Patents by Inventor Tobias IRRGANG

Tobias IRRGANG 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: 20240139390
    Abstract: 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: Application
    Filed: November 1, 2023
    Publication date: May 2, 2024
    Applicant: Fresenius Medical Care Deutschland GmbH
    Inventors: Peter KLÖFFEL, Tilman STÄBLEIN, Andreas SYFONIOS, Dirk HÜMMER, Tobias IRRGANG, Benedict GLASER
  • Patent number: 11931494
    Abstract: 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: Grant
    Filed: November 10, 2020
    Date of Patent: March 19, 2024
    Assignee: FRESENIUS MEDICAL CARE DEUTSCHLAND GMBH
    Inventors: Tobias Irrgang, Benedict Glaser, Peter Klöffel
  • Patent number: 11883572
    Abstract: 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, with
    Type: Grant
    Filed: March 26, 2019
    Date of Patent: January 30, 2024
    Assignee: FRESENIUS MEDICAL CARE DEUTSCHLAND GMBH
    Inventors: Tobias Irrgang, Tilman Stäblein, Alfred Gagel, Peter Klöffel
  • Patent number: 11844889
    Abstract: An extracorporeal blood treatment device is provided that includes a hydraulic system having a plurality of flow paths. A control unit provides an operating mode for disinfecting the hydraulic system with a liquid supplied via one of the flow paths. A method for operating the extracorporeal blood treatment device is also provided. The hydraulic system has a valve device that provides several switching positions. The valve device has an inlet for a liquid for disinfecting the hydraulic system, and a plurality of outlets. In a first switching position, the inlet is connected to one of the outlets. In another switching position, the inlet is connected to a plurality of the outlets. The inlet of the valve device is in fluid communication with a first flow path and the outlets are in fluid communication with another flow path. Disinfecting liquid can simultaneously be supplied to the individual flow paths.
    Type: Grant
    Filed: November 18, 2022
    Date of Patent: December 19, 2023
    Assignee: FRESENIUS MEDICAL CARE DEUTSCHLAND GMBH
    Inventor: Tobias Irrgang
  • Patent number: 11839710
    Abstract: 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: Grant
    Filed: April 2, 2019
    Date of Patent: December 12, 2023
    Assignee: FRESENIUS MEDICAL CARE DEUTSCHLAND GMBH
    Inventors: Peter Klöffel, Tilman Stäblein, Andreas Syfonios, Dirk Hümmer, Tobias Irrgang, Benedict Glaser
  • Publication number: 20230110189
    Abstract: The invention relates to a blood treatment device, having the following: a fluid line system (10) for guiding a fluid flow comprising a line portion (14), wherein the line portion (14) can be formed as a closed fluid system, and comprising at least one first concentrate supply line (26) for supplying a first concentrate solution; a fluid pump (11) for conveying the fluid in the fluid line system (10); a determining means (13; 23; 33; 29) for capturing a state of the fluid line system (10); a control unit for controlling the fluid flow; characterized in that the control unit is configured in such a way that the line portion (14) only forms a closed fluid system when the state captured by the determining means (13; 23; 33; 29) meets a predetermined condition.
    Type: Application
    Filed: January 25, 2021
    Publication date: April 13, 2023
    Applicant: FRESENIUS MEDICAL CARE DEUTSCHLAND GMBH
    Inventor: Tobias IRRGANG
  • Publication number: 20230079237
    Abstract: An extracorporeal blood treatment device is provided that includes a hydraulic system having a plurality of flow paths. A control unit provides an operating mode for disinfecting the hydraulic system with a liquid supplied via one of the flow paths. A method for operating the extracorporeal blood treatment device is also provided. The hydraulic system has a valve device that provides several switching positions. The valve device has an inlet for a liquid for disinfecting the hydraulic system, and a plurality of outlets. In a first switching position, the inlet is connected to one of the outlets. In another switching position, the inlet is connected to a plurality of the outlets. The inlet of the valve device is in fluid communication with a first flow path and the outlets are in fluid communication with another flow path. Disinfecting liquid can simultaneously be supplied to the individual flow paths.
    Type: Application
    Filed: November 18, 2022
    Publication date: March 16, 2023
    Applicant: FRESENIUS MEDICAL CARE DEUTSCHLAND GMBH
    Inventor: Tobias IRRGANG
  • Patent number: 11529446
    Abstract: The invention relates to an extracorporeal blood treatment device comprising a hydraulic system II comprising a plurality of flow paths, the blood treatment device having a control unit 40 which provides an operating mode for disinfecting the hydraulic system with a liquid which can be supplied via one of the flow paths. Moreover, the invention relates to a method for operating an extracorporeal blood treatment device with a hydraulic system comprising a plurality of flow paths. The blood treatment device according to the invention is characterized in that the hydraulic system II has a valve device 23 which provides several switching positions. The valve device 23 has an inlet 25A for the liquid for disinfecting the hydraulic system and a plurality of outlets 26A, 27A, 28A, wherein in a switching position the inlet 25A is connected to one of the outlets 26A, 27A, 28A and in another switching position the inlet is connected to a plurality of outlets 26A, 27A, 28A.
    Type: Grant
    Filed: February 21, 2018
    Date of Patent: December 20, 2022
    Assignee: FRESENIUS MEDICAL CARE DEUTSCHLAND GMBH
    Inventor: Tobias Irrgang
  • Publication number: 20220387683
    Abstract: 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: Application
    Filed: November 10, 2020
    Publication date: December 8, 2022
    Applicant: FRESENIUS MEDICAL CARE DEUTSCHLAND GMBH
    Inventors: Tobias IRRGANG, Benedict GLASER, Peter KLÖFFEL
  • Patent number: 11419964
    Abstract: The present invention relates to a dialysis machine having an extracorporeal blood system; a dialysis fluid system having a dialyzer; having a control unit, wherein the dialysis machine furthermore comprises a balancing chamber having two balancing chamber halves for a balanced infeed and draining of dialysis fluid to and from the dialyzer, wherein a line is provided through which the dialysis fluid is conducted to the balancing chamber, and wherein a mixing chamber is provided in which the fresh dialysis fluid or a component thereof is located and which is directly or indirectly connected to a de-airing line closable by a valve; wherein the dialysis machine has a control unit that is configured such that the control unit opens and closes the valve once, or a number of times, in the operating state of the special air separation of the dialysis machine when the balancing chamber half of the balancing chamber in fluid communication with the named line is in its high-pressure phase.
    Type: Grant
    Filed: November 8, 2017
    Date of Patent: August 23, 2022
    Assignee: FRESENIUS MEDICAL CARE DEUTSCHLAND GMBH
    Inventor: Tobias Irrgang
  • Publication number: 20220257842
    Abstract: The present invention relates to a dialysis machine having a dialyzer and having a first balancing chamber and having a second balancing chamber, wherein the first inflows of the first balancing chamber halves are in fluid communication with a source of fresh dialyzate and the first outflows of the first balancing chamber halves are in fluid communication with a dialyzer inflow, and wherein the second inflows of the second balancing chamber halves are in fluid communication with a dialyzer outflow and the second outflows of the second balancing chamber halves are in fluid communication with a drain, wherein a third balancing chamber is provided that has two balancing chamber halves that are separated from one another by a movable wall, wherein each of the balancing chamber halves has a respective inflow and a respective outflow that are each provided with valves that are configured to close or open the respective inflow or outflow, wherein the two inflows are in fluid communication with a source of fresh dial
    Type: Application
    Filed: July 9, 2020
    Publication date: August 18, 2022
    Applicant: Fresenius Medical Care Deutschland GmbH
    Inventor: Tobias IRRGANG
  • Publication number: 20220241483
    Abstract: The present invention relates to a dialysis machine having a dialyzer and having a first balancing chamber and having a second balancing chamber of which each has at least two first and second balancing chamber halves separated from one another by a movable wall, wherein each first balancing chamber half is provided with a respective first inflow and with a respective first outflow, wherein the first inflows of the first balancing chamber halves are in fluid communication with a source of fresh dialyzate and the first outflow of the first balancing chamber half is in fluid communication with a dialyzer inflow, and wherein the second inflows of the second balancing chamber halves are in fluid communication with a dialyzer outflow, wherein the second outflows of the second balancing chamber halves are in fluid communication with one another so that consumed dialyzate can be transferred from a second balancing chamber half of one balancing chamber to a second balancing chamber half of the other balancing chamber
    Type: Application
    Filed: July 9, 2020
    Publication date: August 4, 2022
    Applicant: Fresenius Medical Care Deutschland GmbH
    Inventor: Tobias IRRGANG
  • Publication number: 20210146027
    Abstract: 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: Application
    Filed: April 2, 2019
    Publication date: May 20, 2021
    Applicant: Fresenius Medical Care Deutschland GmbH
    Inventors: Peter KLÖFFEL, Tilman STÄBLEIN, Andreas SYFONIOS, Dirk HÜMMER, Tobias IRRGANG, Benedict GLASER
  • Publication number: 20210138134
    Abstract: 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, with
    Type: Application
    Filed: March 26, 2019
    Publication date: May 13, 2021
    Applicant: Fresenius Medical Care Deutschland GmbH
    Inventors: Tobias IRRGANG, Tilman STÄBLEIN, Alfred GAGEL, Peter KLÖFFEL
  • Publication number: 20200338249
    Abstract: The invention relates to an extracorporeal blood treatment device comprising a hydraulic system II comprising a plurality of flow paths, the blood treatment device having a control unit 40 which provides an operating mode for disinfecting the hydraulic system with a liquid which can be supplied via one of the flow paths. Moreover, the invention relates to a method for operating an extracorporeal blood treatment device with a hydraulic system comprising a plurality of flow paths. The blood treatment device according to the invention is characterized in that the hydraulic system II has a valve device 23 which provides several switching positions. The valve device 23 has an inlet 25A for the liquid for disinfecting the hydraulic system and a plurality of outlets 26A, 27A, 28A, wherein in a switching position the inlet 25A is connected to one of the outlets 26A, 27A, 28A and in another switching position the inlet is connected to a plurality of outlets 26A, 27A, 28A.
    Type: Application
    Filed: February 21, 2018
    Publication date: October 29, 2020
    Applicant: FRESENIUS MEDICAL CARE DEUTSCHLAND GMBH
    Inventor: Tobias IRRGANG
  • Publication number: 20190262519
    Abstract: The present invention relates to a dialysis machine having an extracorporeal blood system; a dialysis fluid system having a dialyzer; having a control unit, wherein the dialysis machine furthermore comprises a balancing chamber having two balancing chamber halves for a balanced infeed and draining of dialysis fluid to and from the dialyzer, wherein a line is provided through which the dialysis fluid is conducted to the balancing chamber, and wherein a mixing chamber is provided in which the fresh dialysis fluid or a component thereof is located and which is directly or indirectly connected to a de-airing line closable by a valve; wherein the dialysis machine has a control unit that is configured such that the control unit opens and closes the valve once, or a number of times, in the operating state of the special air separation of the dialysis machine when the balancing chamber half of the balancing chamber in fluid communication with the named line is in its high-pressure phase.
    Type: Application
    Filed: November 8, 2017
    Publication date: August 29, 2019
    Applicant: FRESENIUS MEDICAL CARE DEUTSCHLAND GMBH
    Inventor: Tobias IRRGANG