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).
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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
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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
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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
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Patent number: 11844889Abstract: 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: GrantFiled: November 18, 2022Date of Patent: December 19, 2023Assignee: FRESENIUS MEDICAL CARE DEUTSCHLAND GMBHInventor: Tobias Irrgang
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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
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Publication number: 20230110189Abstract: 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: ApplicationFiled: January 25, 2021Publication date: April 13, 2023Applicant: FRESENIUS MEDICAL CARE DEUTSCHLAND GMBHInventor: Tobias IRRGANG
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Publication number: 20230079237Abstract: 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: ApplicationFiled: November 18, 2022Publication date: March 16, 2023Applicant: FRESENIUS MEDICAL CARE DEUTSCHLAND GMBHInventor: Tobias IRRGANG
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Patent number: 11529446Abstract: 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: GrantFiled: February 21, 2018Date of Patent: December 20, 2022Assignee: FRESENIUS MEDICAL CARE DEUTSCHLAND GMBHInventor: Tobias Irrgang
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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
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Patent number: 11419964Abstract: 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: GrantFiled: November 8, 2017Date of Patent: August 23, 2022Assignee: FRESENIUS MEDICAL CARE DEUTSCHLAND GMBHInventor: Tobias Irrgang
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Publication number: 20220257842Abstract: 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 dialType: ApplicationFiled: July 9, 2020Publication date: August 18, 2022Applicant: Fresenius Medical Care Deutschland GmbHInventor: Tobias IRRGANG
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Publication number: 20220241483Abstract: 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 chamberType: ApplicationFiled: July 9, 2020Publication date: August 4, 2022Applicant: Fresenius Medical Care Deutschland GmbHInventor: Tobias IRRGANG
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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
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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
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Publication number: 20200338249Abstract: 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: ApplicationFiled: February 21, 2018Publication date: October 29, 2020Applicant: FRESENIUS MEDICAL CARE DEUTSCHLAND GMBHInventor: Tobias IRRGANG
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Publication number: 20190262519Abstract: 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: ApplicationFiled: November 8, 2017Publication date: August 29, 2019Applicant: FRESENIUS MEDICAL CARE DEUTSCHLAND GMBHInventor: Tobias IRRGANG