Patents Assigned to Fresenius Medical Care Deutschland GmbH
  • Patent number: 11224682
    Abstract: A peritoneal dialysis machine has at least one mount for fixing one or more sections of a hose set for conducting a dialysis solution from and/or to a patient. A first pivot axle is provided about which the mount can be pivoted from a first position into a second position.
    Type: Grant
    Filed: August 9, 2016
    Date of Patent: January 18, 2022
    Assignee: FRESENIUS MEDICAL CARE DEUTSCHLAND GMBH
    Inventors: Sebastian Wieskotten, Peter Zeyher, Florian Guenther, Klaus Wolf
  • Patent number: 11207513
    Abstract: The invention relates to a connecting piece for establishing a fluid connection between fluid-conducting lines for installation in a cut-out in a housing part of a medical device, in particular a dialysis unit. Furthermore, the invention relates to a medical device, in particular a dialysis unit, comprising a housing that comprises a housing part having a cut-out into which a connecting piece of this type is inserted. The connecting piece 13 according to the invention comprises a tubular body 18 that is made of an electrically conductive material and can be inserted into the cut-out 23 in the housing part 1A, the end pieces 19, 20 of which body are designed for the attachment of the fluid-conducting lines. The connecting piece 13 is distinguished by a terminal part 16 for attaching an electrical protective conductor or equipotential bonding system, the terminal part 16 being electrically conductively connectable or connected to the tubular body 18.
    Type: Grant
    Filed: October 30, 2017
    Date of Patent: December 28, 2021
    Assignee: Fresenius Medical Care Deutschland GmbH
    Inventors: Dirk Hummer, Olaf Nicholas, Paul Aschenbrenner
  • Publication number: 20210386922
    Abstract: The invention relates to an apparatus for carrying out a peritoneal dialysis treatment comprising a reservoir for fresh dialysis fluid, a connector for connecting to a peritoneal catheter of a patient, a drain for consumed dialysis fluid, and a control unit connected to actuators, wherein the apparatus is configured to carry out a plurality of consecutive inflow-dwell-outflow cycles for a treatment on the basis of a prescription stored in the control unit, in which inflow-dwell-outflow cycles dialysis fluid is supplied to the patient from the reservoir and is led off through the outflow again after the elapse of a specific dwell time in the peritoneum of the patient, and wherein the apparatus is further configured to already replace a portion of the dialysis fluid present in the peritoneum of the patient with fresh dialysis fluid from the reservoir before the elapse of the dwell time in at least one cycle if, in at least one preceding cycle, the volume of fresh dialysis fluid provided in accordance with the p
    Type: Application
    Filed: October 22, 2019
    Publication date: December 16, 2021
    Applicant: FRESENIUS MEDICAL CARE DEUTSCHLAND GMBH
    Inventors: Erik GRIESSMANN, Bettina RATHKE-SCHLAEFER
  • Patent number: 11185621
    Abstract: The invention relates to an apparatus for carrying out an extracorporeal blood treatment in which a substitution fluid is administered to the patient, wherein the apparatus comprises an extracorporeal blood circuit and a substitution line opening into the extracorporeal blood circuit, wherein the substitution line has at least one heating container, and wherein a pump is arranged in the substitution line downstream of the heating container or containers for the conveying of substitution fluid into the extracorporeal blood circuit.
    Type: Grant
    Filed: February 9, 2017
    Date of Patent: November 30, 2021
    Assignee: FRESENIUS MEDICAL CARE DEUTSCHLAND GMBH
    Inventors: Lars Breuel, Gerhard Mager, Georg Verch, Juergen Klewinghaus
  • Patent number: 11167071
    Abstract: A computer-implemented method and a computer system are disclosed. The computer system (200, 300) is suitable for detecting an operating state of a blood treatment machine (100, 201, 202, 20 . . . , 20n) or of a course of treatment in a blood treatment or a deviation from an ideal or uncomplicated operating state or a course of treatment.
    Type: Grant
    Filed: December 8, 2016
    Date of Patent: November 9, 2021
    Assignee: FRESENIUS MEDICAL CARE DEUTSCHLAND GMBH
    Inventor: Pascal Kopperschmidt
  • Publication number: 20210331123
    Abstract: An apparatus for preparing a medical solution by adding substances present in solid molded bodies to a solvent comprises a mixing container, which can be filled through an inlet with a solvent and from which the solution can be supplied to an application via an outlet, and which also has a feed port, through which the solid molded body can be introduced into the mixing container, as well as a dosing apparatus for controllable selective addition of solid molded bodies or parts thereof with different ingredients and/or different concentrations of ingredients from one or more storage containers, in which one or more corresponding receptacles of the apparatus are stored and in which the solid molded bodies are stored in such a way that they can be removed.
    Type: Application
    Filed: June 3, 2019
    Publication date: October 28, 2021
    Applicant: Fresenius Medical Care Deutschland GmbH
    Inventors: Gerome FISCHER, Tobias STÖCKERL
  • Patent number: 11154645
    Abstract: The present disclosure relates to methods for dosing a substituate produced by a blood treatment apparatus. Dosing for the present disclosure is via a hydraulic system of the blood treatment apparatus, the hydraulic system having at least one dialysis liquid supply line which leads into a dialyzer and at least one substituate line. Regulating or controlling the size of the share which passes through the second filtration stage is performed by affecting at least one conveying apparatus and/or at least one flow limitation device and/or a flow divider valve, which are each located or which each operate in the dialysis liquid supply line and/or the substituate line and/or in the branch line which connects the dialysis liquid Supply line with the substituate line. The present disclosure further relates to a control device, a blood treatment apparatus, and a medical functional apparatus.
    Type: Grant
    Filed: March 13, 2013
    Date of Patent: October 26, 2021
    Assignee: Fresenius Medical Care Deutschland GmbH
    Inventors: Soeren Gronau, Juergen Haecker, Ralf Mueller
  • Publication number: 20210316252
    Abstract: The invention relates to a method of determining a permeation property of hollow-fibre membranes wherein the permeation property of the hollow-fibre membrane is determined on a hollow-fibre membrane bundle which has been introduced into a housing and has terminally open hollow-fibre membranes at a first end of the hollow-fibre membrane bundle and terminally closed hollow-fibre membranes at a second end of the hollow-fibre membrane bundle. The invention more particularly relates to a method of determining the ultrafiltration rate and/or the ultrafiltration coefficient of hollow-fibre membranes.
    Type: Application
    Filed: June 25, 2021
    Publication date: October 14, 2021
    Applicant: FRESENIUS MEDICAL CARE DEUTSCHLAND GMBH
    Inventors: Elmar GRAUSAM, Ingo FEHR
  • Patent number: 11141395
    Abstract: A precursor composition for the preparation of a dialysis fluid, the precursor composition comprising at least a glucose component, an acid component, and an amino acid component, wherein the amino acid component comprises Valine, Isoleucine and Leucine.
    Type: Grant
    Filed: July 21, 2017
    Date of Patent: October 12, 2021
    Assignee: FRESENIUS MEDICAL CARE DEUTSCHLAND GMBH
    Inventors: Benoit Luaire, Philippe Laffay, Charles Chazot, Patrik Deleaval
  • Publication number: 20210299341
    Abstract: The present invention relates to a method and to an apparatus for preparing a dialysis solution, wherein the apparatus has a first circuit and a second circuit, wherein the first circuit has a container for receiving the consumed dialysis solution or fresh water or another fluid, the primary side of a filter connected downstream of the container, and a return line from the primary side of the filter into the container, wherein the filter is configured to prepare purified water from the consumed dialysis solution or from fresh water or from another fluid, and wherein the second circuit has the secondary side of the filter, the dialyzate side of a dialyzer, a reservoir, a line that leads from the reservoir to the secondary side of the filter, by means of which dialyzate or a dialyzate concentrate can be supplied to the secondary side of the filter, and a filtrate line that leads away from the secondary side of the filter.
    Type: Application
    Filed: July 30, 2019
    Publication date: September 30, 2021
    Applicant: Fresenius Medical Care Deutschland GmbH
    Inventors: Torsten KELLER, Stefan Konrad MARTERSTOCK
  • Patent number: 11133097
    Abstract: The invention concerns a medical treatment system (1), comprising: a medical treatment device (10), wherein the medical treatment device comprises input means (11) for selecting a treatment, wherein the medical treatment device comprises a device (12) for generating a patient-related and a treatment-related request code, wherein the request code is presented (13) on the medical treatment device (10), a therapy-enabling device (20), wherein the therapy-enabling device (20) comprises a device (21) for receiving request code data, wherein the therapy-enabling device (20) furthermore comprises an enabling code generating device (22) which, as a function of a received request code and stored data (DB), decides whether an enabling code will be generated and sends the generated request code (23), wherein the medical treatment device (10) furthermore comprises means for entering an enabling code (11, 14), wherein the medical treatment device (10) decides, at least as a function of the enabling code and optionally
    Type: Grant
    Filed: October 27, 2017
    Date of Patent: September 28, 2021
    Assignee: Fresenius Medical Care Deutschland GmbH
    Inventors: Olaf Schermeier, Kirill Koulechov, Peter Eifler
  • Publication number: 20210295741
    Abstract: The present invention lies in the field of simulation systems for medical treatments, in particular for treatments carried out on dialysis machines. To do so, a method with which medical treatments can be performed and evaluated without the involvement of real human patients is proposed.
    Type: Application
    Filed: February 14, 2018
    Publication date: September 23, 2021
    Applicant: FRESENIUS MEDICAL CARE DEUTSCHLAND GMBH
    Inventors: Holger BLUEMLER, Alexander SCHROERS, Yannick FROESE
  • Patent number: 11123083
    Abstract: The invention relates to a device and a method for stopping bleeding at the puncture sites of vessels of patients undergoing an extracorporeal treatment, in particular dialysis. The device has a controller which controls the introduction of fluid into an expandable chamber arranged on a strip-shaped basic element and/or draining from the chamber. The invention also relates to an evaluation unit having at least one sensor for measuring the degree of filling of the chamber. Furthermore, the invention relates to a medical technical treatment unit as an arrangement of a hemodialysis machine and the device.
    Type: Grant
    Filed: August 2, 2016
    Date of Patent: September 21, 2021
    Assignee: FRESENIUS MEDICAL CARE DEUTSCHLAND GMBH
    Inventors: Reiner Spickermann, Pascal Kopperschmidt
  • Patent number: 11123692
    Abstract: Hollow-fibre membrane having at least one first curl in the form of a first wave which is characterized by a first oscillation plane and a first wavelength and at least one second curl in the form of a second wave which is characterized by a second oscillation plane and a second wavelength, characterized in that the first oscillation plane and the second oscillation plane confine an angle with one another which is different from zero.
    Type: Grant
    Filed: March 1, 2017
    Date of Patent: September 21, 2021
    Assignee: FRESENIUS MEDICAL CARE DEUTSCHLAND GMBH
    Inventors: Armin Lang, Dieter Bechtel
  • Patent number: 11116883
    Abstract: The present disclosure relates to a method for removing blood and/or blood mixture from an extracorporeal blood circuit with a blood filter used for the blood treatment of a patient, after completing the blood treatment session. The blood filter includes a blood chamber and a spent dialysate chamber, between which a membrane is arranged. The blood chamber is connected to an arterial blood line, a venous blood line, a dialysis inlet line, and a dialysate outlet line. The venous blood line is fluidly connected to the dialysis inlet. The method includes displacing the blood and/or the blood mixture from the blood chamber by introducing substituate into the arterial blood line, and generating a pressure difference in the blood filter with a lower pressure in the spent dialysate chamber and a higher pressure in the blood chamber.
    Type: Grant
    Filed: September 19, 2017
    Date of Patent: September 14, 2021
    Assignee: Fresenius Medical Care Deutschland GmbH
    Inventor: Martin Thys
  • Publication number: 20210268263
    Abstract: The invention relates to a pumping device for pumping liquids, comprising a centrifugal pump with a radially pumping pump wheel with a hollow center. A pumping device 101 is proposed to provide a device for pumping liquids with a centrifugal pump with a radially pumping pump wheel with a hollow center, said pump being equipped to remove accumulations of gas from the interior of the pump, with a centrifugal pump 110 with a radially pumping pump wheel 201 with a hollow center, a detecting device 120 for detecting the first operating parameter 510, a sensor 130 for measuring a second operating parameter 520 and a control unit 180 for controlling the centrifugal pump 110 which is connected to the pump 110, the detecting device 120 for detecting the first operating parameter 510 and to the sensor 130, During operation, the pump 110 may be assigned a value of the first operating parameter 510 at any point in time.
    Type: Application
    Filed: August 29, 2019
    Publication date: September 2, 2021
    Applicant: Fresenius Medical Care Deutschland GmbH
    Inventor: Alexander HEIDE
  • Patent number: 11097040
    Abstract: An apparatus for determining at least one of the peritoneal pressure in the abdomen of a patient, and the drainage state of the abdomen of a patient, includes at least one pump for conveying a dialysis solution into the abdomen, and at least one measurement device for measuring the pressure in the dialysis solution. The apparatus has at least one control unit configured to control the pump and the measurement device such that a first measurement of the pressure is carried out by the measurement device with a stationary pump to obtain a first measured pressure value. The pump subsequently operates to convey a partial volume of the total inflow volume of the dialysis solution into the abdomen. The pump then stops, and a second measurement of the pressure is carried out by the measurement device to obtain a second measured pressure value.
    Type: Grant
    Filed: August 10, 2015
    Date of Patent: August 24, 2021
    Assignee: FRESENIUS MEDICAL CARE DEUTSCHLAND GMBH
    Inventors: Torsten Hochrein, Frank Hedmann
  • Patent number: 11090388
    Abstract: The invention relates to a dialysis solution having at least one osmotic agent, with the osmotic agent being a polysaccharide modified by 2-sulfoethyl groups.
    Type: Grant
    Filed: November 14, 2016
    Date of Patent: August 17, 2021
    Assignees: FRESENIUS MEDICAL CARE DEUTSCHLAND GMBH, FRIEDRICH-SCHILLER-UNIVERSITAET JENA
    Inventors: Thomas Heinze, Robert Hampe, Robert Berlich, Lisa Finkler, Jens Lothar Burkhart
  • Publication number: 20210244867
    Abstract: The present invention relates to a dialysis machine having a dialyzer, an extracorporeal blood circuit, a dialysis solution circuit, and a control unit, wherein a blood leak sensor is arranged downstream of the dialyzer in the dialysis solution circuit, wherein the control unit is configured to initiate an error routine when the signal of the blood leak sensor shows an indication of a presumed blood leak, and wherein a further sensor is furthermore arranged downstream of the dialyzer in the dialysis solution circuit, wherein the control unit is configured to use the signal of the further sensor correlated in time with the signal of the blood leak sensor as a suppression criterion for the initiation of the error routine.
    Type: Application
    Filed: April 17, 2019
    Publication date: August 12, 2021
    Applicant: Fresenius Medical Care Deutschland GmbH
    Inventor: Reiner SPICKERMANN
  • Patent number: 11087869
    Abstract: An operation checking unit for a dialysis apparatus (such as a hemodialysis or peritoneal dialysis machine) is disclosed which comprises an identification unit which is configured to detect a user identity of a user. The operation checking unit also comprises a sensor unit which is configured to detect an operating action of the identified user as an ACTUAL-operation data set, and a processing unit which is configured to compare the detected ACTUAL-operation data set with a DESIRED-operation data set stored in a memory in order to generate a user-specific message in the event of a discrepancy.
    Type: Grant
    Filed: January 7, 2019
    Date of Patent: August 10, 2021
    Assignee: Fresenius Medical Care Deutschland GMBH
    Inventors: Alexander Schrörs, Vanessa Nadig