Patents Assigned to B. Braun Avitum AG
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Patent number: 10864311Abstract: A device for extracorporeal blood treatment includes a balancing system and calculates an ultrafiltration volume (UFD) as a volume withdrawal on the basis of a pressure difference (?P) and a temperature difference (?T) at an inlet and an outlet of at least two balance chambers. To this end, pressure sensors are arranged directly behind an inlet and an outlet of the at least two balance chambers, respectively, and determine a fluid pressure at their respective position, and temperature sensors are arranged at inputs of the at least two balance chambers and determine a temperature in the inlet and the outlet of the balance chamber. The ultrafiltration volume (UDF) is calculated using the pressure difference (?P) established on the basis of fluid pressure values determined by the pressure sensors, and the temperature difference (?T) established on the basis of temperature values determined by the temperature sensors.Type: GrantFiled: February 27, 2018Date of Patent: December 15, 2020Assignee: B. BRAUN AVITUM AGInventor: André Wagner
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Patent number: 10857279Abstract: A device for extracorporeal blood treatment, in particular a dialysis machine, including an internal fluidic system to which a blood treatment unit, in particular a dialyzer, can be connected, the internal fluidic system comprising at least one balancing chamber on the fresh flow side for balancing fresh treatment fluid flowing to the blood treatment unit and at least one balancing chamber on the used flow side for balancing used treatment fluid flowing off the blood treatment unit, wherein the device has a measuring device for gravimetric detection of treatment fluid in the balancing chamber on the fresh flow side and/or a measuring device for gravimetric detection of treatment fluid in the balancing chamber on the used flow side. A method of balancing treatment fluid in such a device.Type: GrantFiled: October 30, 2018Date of Patent: December 8, 2020Assignee: B. BRAUN AVITUM AGInventors: Jennifer Steger, Markus Weiser
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Patent number: 10861607Abstract: A method for setting-up a fluid processing medical apparatus, the method includes: a) positioning a disposable component intended to be used for therapy with the fluid processing medical apparatus relative to a reader unit by a user; b) reading component related information provided on the disposable component by the reader unit; c) matching the read component related information with component related data stored in a database; and d) providing a selection of suitable therapies for the disposable component to the user based on the matching.Type: GrantFiled: February 7, 2017Date of Patent: December 8, 2020Assignee: B. BRAUN AVITUM AGInventors: Jörn Ahrens, Botond Tényi
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Patent number: 10835732Abstract: A connector unit for a blood treatment machine connects the blood treatment machine to an external container. The connector unit includes a machine-side line which is designed for being fluid-connected to the blood treatment machine, a container-side line which is designed for being fluid-connected to the container, and an attachment tightly connected to the machine-side line and to the container-side line which is designed for being detachably mounted on a connecting nozzle of the external container so as to fluid-connect the external container to the blood treatment machine. The connector unit can be included on a blood treatment machine.Type: GrantFiled: February 26, 2019Date of Patent: November 17, 2020Assignee: B. BRAUN AVITUM AGInventors: Waldemar Janik, Jens Duru
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Patent number: 10773005Abstract: In a multi-sensor device for a medical apparatus at least one first sensor unit and at least one second sensor unit are arranged at a fluid-guiding line connection along which the sensor units detect at least one variable from a flowing fluid in predetermined proximity to each other in such manner that predetermined signal portions occur and are detectable practically simultaneously in outputs of each of the first and second sensor units. In a method for defining a proximity in said multi-sensor device, positions of the individual sensors are varied in the multi-sensor device and the occurrence of predetermined signal portions is detected in at least two signals detected by the individual sensors, and those positions at which the predetermined signal portions occur practically simultaneously are defined as positions of the proximity.Type: GrantFiled: September 20, 2018Date of Patent: September 15, 2020Assignee: B. BRAUN AVITUM AGInventor: Waldemar Janik
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Patent number: 10775291Abstract: Devices for determining the absorption capacity of a metal-based oxygen absorber, preferably in the form of a sachet, comprising: a detector for detecting an electromagnetic field while the metal-based oxygen absorber is placed therein or moved relative thereto, preferably in uniform manner; and an evaluation unit which, on the basis of the measurement signal detected by the detector, determines the absorption capacity of the metal-based oxygen absorber, wherein the device further comprises a position and/or orientation sensing device which detects a position and/or an orientation of the metal-based oxygen absorber relative to the electromagnetic field; and wherein the evaluation unit corrects the measurement signal on the basis of the detected position and/or orientation of the metal-based oxygen absorber. In addition, a method for determining the absorption capacity of a metal-based oxygen absorber is disclosed.Type: GrantFiled: January 8, 2019Date of Patent: September 15, 2020Assignee: B. BRAUN AVITUM AGInventor: Stefan Döring
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Patent number: 10773007Abstract: An extracorporeal blood treatment machine, preferably a dialysis machine, including a fluid circuit, preferably a dialysis fluid circuit, and a disinfectant supply line including an SOS generator integrated in the blood treatment machine which can be selectively connected to the fluid circuit by the disinfectant supply line and is adapted to provide a super-oxidized solution or SOS for disinfection of the fluid circuit from dialysis concentrate and osmotic water, and a method for disinfection of an extracorporeal blood treatment machine.Type: GrantFiled: November 30, 2018Date of Patent: September 15, 2020Assignee: B. Braun Avitum AGInventor: Kai-Uwe Ritter
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Patent number: 10729836Abstract: An apparatus for premixing fluids to form dialysate for an extracorporeal blood treatment includes at least a first feed portion for supplying at least a first fluid from at least a first fluid reservoir, at least a second feed portion for supplying at least a second fluid from at least a second fluid reservoir, a premixing portion being configured to premix fluids supplied via the feed portions in counter flow to form a fluid mixture and at least one drain portion for draining the fluid mixture premixed in the premixing portion as dialysate. A method carries out appropriate steps. In a conductivity measurement along the drain portion the conductivity of the premixed fluid mixture is measured by means of a digital filter adapted to be parameterized based on at least two state variables of the premixing process at least in two phases with a first predictive phase and a second corrective phase.Type: GrantFiled: September 13, 2017Date of Patent: August 4, 2020Assignee: B. BRAUN AVITUM AGInventors: Grzegorz Golaszewski, André Wagner
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Patent number: 10722428Abstract: A sterile container including at least one hollow fiber filter module, especially dialyzer, which is accommodated in a hermetically sealed holding volume of a primary package and includes a blood compartment delimited by a blood inlet opening and a blood outlet opening, wherein a plurality of hollow fiber filter modules is arranged in the primary package and the sterile barrier of the blood compartment of each hollow fiber filter module inside the primary package is implemented by caps which close the blood inlet opening and the blood outlet opening of each hollow fiber filter module. A method of manufacturing such sterile container is also disclosed.Type: GrantFiled: August 31, 2017Date of Patent: July 28, 2020Assignee: B. BRAUN AVITUM AGInventor: Sina Burkert
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Patent number: 10716883Abstract: An apparatus and a method for preparing dialysis fluid for use in extracorporeal blood treatment, wherein the apparatus includes a main line for the supply of water in the course of which each of an acid fluid and a basic fluid is fed at a particular dosage, wherein the dosage is set by a control and regulating unit as a function of at least one chemical and/or physical parameter of the water-fluid mixture and the parameter is detected by a measuring instrument wherein a first measuring instrument is arranged at a section of the main line located downstream of each of the feeding point for the acid fluid and the feeding point for the basic fluid and the control and regulating unit at least temporarily controls the feeding of the acid and basic fluids such that over a predetermined period of time or a predetermined interval only one from among the acid and basic fluids is fed into the main line.Type: GrantFiled: April 26, 2018Date of Patent: July 21, 2020Assignee: B. BRAUN AVITUM AGInventors: Waldemar Janik, Kai-Uwe Ritter
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Patent number: 10688237Abstract: Apparatus that detect an interruption of the connection between a blood treatment apparatus and a patient blood circulation which can be connected to the blood treatment apparatus via a connection means is described. The connection means can be attached to a fluid line. The apparatus includes a line shut-off and a pressure sensor which is configured to measure the fluid pressure prevailing in the fluid line at a position located between the line shut-off and the connection means. A control and evaluation unit is configured to evaluate the pressure or pressure curve occurring after blocking the line so as to detect an interruption or disturbance of the connection between the connection means and the patient blood circulation.Type: GrantFiled: February 25, 2015Date of Patent: June 23, 2020Assignee: B. BRAUN AVITUM AGInventors: Henrik Wolff, Kai-Uwe Ritter
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Patent number: 10656723Abstract: An apparatus for extracorporeal blood treatment comprising a control unit and a display device, wherein the apparatus for extracorporeal blood treatment is equipped with a person locating and identifying device and the person locating and identifying device and the display device are in contact of information exchange with each other via the control unit and the person locating and identifying device is adapted to obtain and to process information about the position of a person being located in the environment of the apparatus for extracorporeal blood treatment, and the display device is adapted to display on a display information in response to the position of the person so that it is visible from the position of the person.Type: GrantFiled: December 1, 2017Date of Patent: May 19, 2020Assignee: B. Braun Avitum AGInventors: Sebastian Brögger, Armin Riess
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Patent number: 10639409Abstract: A peristaltic pump for an apparatus for extracorporeal blood treatment, especially for a dialysis machine, for delivering fluid in the apparatus is disclosed. The peristaltic pump includes a rotor driven to rotate about a rotor axis and a pump casing surrounding the rotor at least in part and including a supporting surface being configured to be curved around the rotor axis, wherein an elastically deformable fluid line is adapted to be positioned between the rotor and the supporting surface and is deformed between the rotor and the supporting surface while forming a cross-sectional constriction for fluid delivery by rotation of the rotor, the pump casing having a modular design and including a supporting surface module forming the supporting surface and a casing module adapted to be coupled to the former and surrounding the rotor at least in part.Type: GrantFiled: July 31, 2017Date of Patent: May 5, 2020Assignee: B. Braun Avitum AGInventor: Oliver Schäfer
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Patent number: 10625241Abstract: A hemocompatible adsorber for separating protein-bound uremic toxins contained in the blood of a patient and having a molecular mass of <500 g/mol regarding their carrier proteins, to adsorb the uremic toxins during hemodialysis. The hemocompatible adsorber including a polymer based on a cyclic oligosaccharide or a derivative thereof which is disposed on a solid carrier component. A device for hemodiafiltration including an extracorporeal circuit for receiving blood to be purified and a hemodialyzer connected to the blood circulation of a patient, wherein a hemocompatible adsorber is provided for separating protein-bound uremic toxins contained in the blood of a patient and having a molecular mass of <500 g/mol regarding their carrier proteins. The hemocompatible adsorber, which is disposed on a solid carrier component in at least one layer on the blood side within the hemodialyzer, includes a polymer based on a cyclic oligosaccharide or a derivative thereof.Type: GrantFiled: May 2, 2018Date of Patent: April 21, 2020Assignee: B. Braun Avitum AGInventors: Angela Baier-Goschütz, Alexander Friebe, Roland Napierala, Juliane Gäbler
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Patent number: 10625010Abstract: A housing for a dialysis machine, with a wall, an opening which is provided in the wall, and a door by means of which the opening can be closed. The door or an additional wall has an installation space for a device component, which can be closed by means of an additional door.Type: GrantFiled: March 10, 2016Date of Patent: April 21, 2020Assignee: B. Braun Avitum AGInventors: Andreas Iske, Bruno Stenzel
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Patent number: 10625012Abstract: An air separator of an extracorporeal blood treatment machine is disclosed in which a flow conducting element is arranged directly downstream of a fluid inlet of an air separator opening into an air separating chamber, the fluid inlet forcing the inflowing fluid into a flow direction at least along/tangential to the chamber periphery.Type: GrantFiled: January 18, 2018Date of Patent: April 21, 2020Assignee: B. Braun Avitum AGInventor: Kai-Uwe Ritter
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Patent number: 10617810Abstract: A light shield is arranged in a light shielding position with respect to a sensor or a blood leakage detector installed in a medical apparatus and monitoring for changes of transmittance in a translucent fluid carried in a tubing connected to the medical apparatus. The light shield has a non-transparent configuration and is configured to prevent environmental light from being incident on a relevant detection active sensor area. Further, a disposable kit for a medical apparatus which is arranged to be mounted to the medical apparatus and to carry pre-installed disposables to be used during a medical treatment comprises a hard-shell subassembly arranged to be positioned in a region of the medical apparatus in the vicinity of a detection active sensor area of a sensor which is sensitive to light and installed in the medical apparatus.Type: GrantFiled: April 18, 2017Date of Patent: April 14, 2020Assignee: B. Braun Avitum AGInventors: Enrico Corazzari, Botond Tényi, Máté Bocz, Jörn Ahrens
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Patent number: 10617811Abstract: A peristaltic pump for an apparatus for extracorporeal blood treatment, especially for a dialysis machine, for conveying fluid in the apparatus is disclosed. The peristaltic pump includes a rotor driven by a drive shaft, the rotor interacting with an elastically deformable fluid line so as to form a cross-sectional constriction which is displaced along the fluid line for conveying fluid by rotation of the rotor, wherein the rotor is coupled to the drive shaft by a coupling structure so as to transmit a torque, wherein the coupling structure couples the rotor and the drive shaft with a play in the direction of rotation relative to each other.Type: GrantFiled: August 2, 2017Date of Patent: April 14, 2020Assignee: B. Braun Avitum AGInventors: Oliver Schäfer, Andreas Iske
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Patent number: 10617604Abstract: An end cap which is prepared for being fastened, especially attached, to an especially pipe socket-type connecting port of a cartridge-shaped receptacle and in a mounted state serves for sealing the connecting port, including a top surface portion, a shell surface portion being connected, especially perpendicularly and cylindrically, to the top surface portion, and a flange portion connected to the shell surface portion, the flange portion including and/or forming a sealing portion, by which the end cap can be fixed and sealed to the cartridge-shaped receptacle, and a predetermined breaking/tearing portion, at which the end cap tears and/or breaks in a predefined manner when the end cap is removed from the cartridge-shaped receptacle.Type: GrantFiled: August 25, 2017Date of Patent: April 14, 2020Assignee: B. Braun Avitum AGInventors: Dinah Klaus, Matthias Wesseler, Johannes Kathol
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Patent number: 10610632Abstract: Flow rate of a blood delivery pump of a blood treatment apparatus is determined and adjusted by connecting a fluid filled container with an extracorporeal blood line of the blood treatment apparatus, performing a priming step to prime the extracorporeal blood line by driving the blood delivery pump at a predetermined theoretical delivery rate to deliver fluid from the filled container into the extracorporeal blood line, determining the loss of fluid of the fluid filled container due to delivery of fluid into the extracorporeal blood line during priming, and determining a correction factor by comparison of a value for an amount of fluid delivered under the theoretical delivery rate with a value for the amount of fluid actually delivered.Type: GrantFiled: November 13, 2015Date of Patent: April 7, 2020Assignee: B. Braun Avitum AGInventors: István Golarits, Botond Tényi