Abstract: The present invention relates to a method for calculating or approximating a value representing the relative blood volume (RBV) at a certain point of time, or a value representing the refilling volume of a patient that may be observed or found during or due to a blood treatment of the patient, the method involving considering one or more calculated or measured value(s) reflecting an overhydration level of the patient or an approximation thereof. It relates further to an apparatus and a device for carrying out the present invention, a blood treatment device, digital storage means, a computer program product, and a computer program.

Abstract: The invention relates to a dialysis device comprising a device for determining at least one first and second haemodialysis parameter, and a method for determining at least one first and second haemodialysis parameter during a dialysis treatment with a dialysis device. The device 20 for determining at least one first and second haemodialysis parameter comprises a device 21 for generating a change in a physical or chemical parameter of the dialysis fluid in the dialysis fluid system 6 in the form of a bolus, and a device 22 for detecting a change over time in the physical or chemical parameter of the dialysis fluid in the dialysis fluid system 6.

Abstract: A medical device having a time-controlled start function and a control unit, which enables user-friendly operation of the medical device, is described. The medical device has a control unit, which is equipped for automatic start-up of the medical device at a predetermined point in time and for checking on whether, after start-up of the medical device, a predetermined event has occurred, and has a display screen for display of information when the check reveals that the event has not occurred. Furthermore, a corresponding process for user-friendly operation is described.

Abstract: 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.

Abstract: The present invention relates to an apparatus and a method for preparing dialyzate, wherein the apparatus has a first part and a second part that is configured as a circuit; wherein the first part comprises a water connection or a water container as well as the primary side of a filter; wherein the filter is configured to prepare purified water from the water through forward osmosis; and wherein the second part comprises the secondary side of the filter, a reservoir, a filtrate line that leads from the secondary side of the filter to the reservoir, and a line leading from the reservoir to the secondary side of the filter, with the reservoir being a container having means for connecting the container to a dialysis machine.

Abstract: The invention relates to a device and a method for filling and flushing the hydraulics of a dialysis machine, whereby a removal of air bubbles from the hydraulics is ensured.

Abstract: To provide biotechnological filtration possibilities with which the danger of contamination is low and at the same time an optimum flow profile can be achieved, the use of a filter module 100 is proposed, the latter having, in a filter housing 110, a filter, with a bundle of hollow fibres 114, and a centrifugal pump rotor 132, for a biotechnological production method, and a filter module 100 for the filtration of a biotechnological liquid L, having a filter housing 110, a filter arranged in the filter housing 110 with a bundle of hollow fibres 114, a centrifugal pump rotor 132 arranged in the filter housing 110 such that it is fluidically connected to the interior of the hollow fibres 114, wherein the centrifugal pump rotor 132 is able to be magnetically driven such that it can force a liquid L through the hollow fibres 114, a first port 102 for the supply of a biotechnological liquid L to be filtered, which first port 102 is fluidically connected to the interior of the hollow fibres 114 of the filter, a seco

Abstract: The invention relates to a cleaning device, which has a base body (1), a first and a second line element (2a, 2b), which extend perpendicularly in the base body (1) from a first surface of the base body (1). In addition, the cleaning device has a first through hole (3a), wherein the first through hole (3a) extends at a first point of the first line element (2a) spaced apart from the first surface of the base body (1) to a first lateral surface of the base body (1), which differs from the surface of the base body (1), a first connecting element (31a), which extends from the base body (1) along the first through hole (3a) from the first lateral surface of the base body (1), so that the middle line of the through hole (3a) further extends from the first lateral surface of the base body (1) through the first connecting element (31a).

Abstract: The invention relates to a concentrate container adapter for use in a blood treatment device, in particular a dialysis machine. The concentrate container adapter has a fastening body (1) on which a concentrate bag is able to be fastened, wherein the fastening body (1) has a filling opening (11) and two connection openings (12a, 12b) lying laterally on opposite sides of the filling opening (11), a housing receiving region (13) on the fastening body (1), which is arranged in such a way that by means of the housing receiving region (13) the concentrate container adapter is able to be mounted on a connector housing (10), wherein the housing receiving region (13) is arranged externally on the material which is forming the openings.

Abstract: The invention relates to a respiratory air purifier device.

Abstract: The invention relates to an undulated thermostable hollow fiber membrane of reduced wall thickness, wherein the wall thickness amounts to 20 ?m or greater and 30 ?m or less and the waveform of the hollow fiber membrane exhibits a wavelength in the range of from more than 1 mm and less than 5 mm. In particular, the invention relates to a method for producing an undulated thermostable hollow fiber membrane of lower wall thickness.

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.

Abstract: The present invention relates to a medical device, in particular a device for extracorporeal blood treatment, having an output unit for outputting system sounds for communication with a user, wherein the output unit is additionally adapted to transmit message sounds for communication with at least one other apparatus.

Abstract: The present invention relates to a device and to a method for producing dialysate, wherein the device comprises a first part and a second part designed as a circuit, wherein the first part comprises a water connection or a water container and the primary side of a filter, wherein the filter is designed to produce purified water from the water by forward osmosis, and wherein the second part comprises the secondary side of the filter, a reservoir, a filtrate line which leads from the secondary side of the filter to the reservoir, and a return line leading from the reservoir to the secondary side of the filter, wherein an electrodialysis unit comprising a diluate chamber and a concentrate chamber is further provided, wherein the concentrate chamber is fluidically connected to the secondary side of the filter.

Abstract: The invention relates to a connection element (1) for a blood treatment device, in particular for a dialysis machine. The connection element (1) has here an inlet line (2), for letting in a fluid into the connection element (1), an outlet line (3), for letting a fluid out of the connection element (1), at least a first discharge line (21), for discharging a fluid from the connection element (1), wherein the first discharge line (21) is formed in a subsection (22) around the inlet line (2), and wherein the inlet line (2) and the first discharge line (21) are open to a first end section (23) of the connection element (1), and the first end section (23) is fluidically connected with the subsection (22).

Abstract: An apparatus is provided for producing and/or disengaging a fluid flow-capable medical threaded connection. The connection can be a Luer lock connection. The apparatus includes a first receiving device for receiving a first connecting element, and a second receiving device for receiving a second connecting element. The first receiving device and the second receiving device are rotatable relative to each other about a common screwing axis, and displaceable relative to each other along the screwing axis. The apparatus is designed to relatively move the first receiving device and the second receiving device toward and away from each other such that the first connecting element and the second connecting element can be screwed together or disengaged. An associated connecting element can be introduced into the first receiving device and/or into the second receiving device, in a radial direction relative to the screwing axis. A method is also provided.

Abstract: The present invention relates to a compression aid for compressing a puncture site of a patient, wherein the compression aid comprises a peripheral band whose circumference can be adjusted, with a constant force spring being arranged in the peripheral band.

Abstract: A peritoneal dialysis machine having a machine housing and having a heating receiver as well as having a plurality of solution bags is provided. The peritoneal dialysis machine furthermore has a hose set which is connected to the solution bags, wherein the plurality of solution bags are arranged in the heating pan and wherein the hose set does not have any heating bag into which the liquid draining from the solution bags runs.

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.

Abstract: The present invention relates to a flow sensor for measuring a flow difference having at least two measurement chambers through which fluid is conductible; at least one means for producing a magnetic field for charge separation in a fluid flowing through the at least two measurement chambers; and at least one means for measuring an electric potential in the fluid flowing through the at least two measurement chambers, with the at least two measurement chambers being arranged such that they are run through by the same magnetic field line of the magnetic field for charge separation.