Abstract: The present disclosure relates to a port for establishing a fluid communication between at least one fluid line of the medical treatment apparatus, which fluid line is assigned to the interior of a medical treatment apparatus, and a connector of a fluid line of a fluid-guiding disposable, which fluid line is assigned to the exterior of the medical treatment apparatus, wherein the port includes at least a first fluid guide and a second fluid guide. The first fluid guide has at least a first lumen and a first end-side opening, which is provided for receiving and/or guiding a first, medical fluid and for establishing the fluid communication with the connector. The second fluid guide has at least a second lumen and a second end-side opening. The first end-side opening of the first fluid guide is arranged, at least in sections, in the second lumen of the second fluid guide.

Abstract: The present disclosure relates to a disposable, which includes a fluid line and a connector having a connector lumen, for fluidically connecting the fluid line to a first lumen of a first fluid guide of a port, which further includes a second lumen. It further relates to a system with a disposable according to the present disclosure and with a port for establishing a fluid communication between at least one fluid line of a medical treatment apparatus, which fluid line is assigned to an interior of the medical treatment apparatus, and a connector of a fluid line of a disposable, which fluid line is assigned to an exterior of the medical treatment apparatus.

Abstract: A medical fluid coupling for connecting a fluid line to a connection section of a blood treatment apparatus or for connecting to a connecting adapter comprises at least one main body. The main body includes a first latching element with a first section. The first section is designed to be elastically bendable and/or elastically tiltable. The main body may optionally include a second latching element with a second section. At least one of the first latching element and the second latching element comprises a recess for receiving a protrusion of the connection section and/or a protrusion to reach into a recess of the blood treatment apparatus or of the connecting adapter.

Abstract: A tube connection part adapted to accommodate a flexible tube made from a material comprising polyvinyl chloride, wherein said tube connection part comprises a sleeve adapted to form an overlapping region between said tube connection part and said tube, wherein an adhesion promoting agent is deposited on at least a subsection of a surface of said sleeve, characterized in that the adhesion promoting agent comprises a styrene-butadiene block copolymer.

Abstract: The present disclosure relates to a contact protection apparatus for covering connection point(s) of a medical fluid-conducting cassette used for a medical treatment. The contact protection apparatus includes at least one covering section for covering the connection point before the use of the cassette, and at least one connection section for detachably connecting the contact protection apparatus or for holding the contact protection apparatus on the cassette. It further relates to a medical fluid-conducting cassette with a contact protection apparatus.

Abstract: A fluid cassette, for example, a blood treatment cassette having a cassette body embodied as a hard part and, optionally, a film which is connected to the hard part and at least partially covers the hard part, wherein the hard part comprises at least one first alignment device, and a second alignment device which are optionally arranged at first and second opposite sides of the fluid cassette or are attached thereon. The disclosure relates in addition to a blood treatment apparatus.

Abstract: The present disclosure relates to a disposable, which comprises a fluid line and a connector having a connector lumen, for fluidically connecting the fluid line to a first lumen of a first fluid guide of a port, which further comprises a second lumen. It further relates to a system with a disposable according to the present disclosure and with a port for establishing a fluid communication between at least one fluid line of the treatment apparatus, which fluid line is assigned to the interior of a blood treatment apparatus, and a connector of a fluid line of a disposable, which fluid line is assigned to the exterior of the treatment apparatus.

Abstract: An external functional means comprises at least one housing body, at least one chamber integrated into the housing body for receiving medical fluids, at least one passage integrated into the housing body for receiving and/or conducting a medical fluid, and at least one valve means completely or partly integrated into the housing body for controlling or regulating a fluid flowing through the external functional means. The invention further specifies a blood treatment apparatus and methods which may be carried out by means of the external functional means of the invention and by means of the blood treatment apparatus, respectively.

Abstract: A medical functional device with a valve seat for a check valve wherein the check valve is embodied such that it takes, in addition to a first position which is suitable for gas sterilization, a second, functional position, by means of applying force onto a section of the check valve or by means of moving or shifting the section, in which the check valve adopts a check or non-return function, wherein the check valve is embodied such that it remains in the second position after release or shortfall of the force or the moving effect following an accomplished transfer into the second position.

Abstract: The disclosure relates to a medical fluid coupling for connecting a fluid line to a connection section of a blood treatment apparatus or for connecting to a connecting adapter. The fluid coupling comprises at least one main body. The main body includes a first latching element with a first section. The first section is designed to be elastically bendable and/or elastically tiltable. The main body may optionally include a second latching element with a second section. At least one of the first latching element and the second latching element comprises a recess for receiving a protrusion of the connection section and/or a protrusion to reach into a recess of the blood treatment apparatus or of the connecting adapter.

Abstract: A tube connection part adapted to accommodate a flexible tube made from a material comprising polyvinyl chloride, wherein said tube connection part comprises a sleeve adapted to form an overlapping region between said tube connection part and said tube, wherein an adhesion promoting agent is deposited on at least a subsection of a surface of said sleeve, characterized in that the adhesion promoting agent comprises a styrene-butadiene block copolymer.

Abstract: A medical fluid coupling for connecting a fluid line to a connection section of a blood treatment apparatus or for connecting to a connecting adapter comprises at least one main body. The main body includes a first latching element with a first section. The first section is designed to be elastically bendable and/or elastically tiltable. The main body may optionally include a second latching element with a second section. At least one of the first latching element and the second latching element comprises a recess for receiving a protrusion of the connection section and/or a protrusion to reach into a recess of the blood treatment apparatus or of the connecting adapter.

Abstract: The present invention proposes a medical heat exchanger for heating with a light emitter. The heat exchanger disclosed here has at least one fluid chamber having at least one outside wall which forms the fluid chamber with a fluid-tight seal, such that the fluid chamber is configured for receiving and/or conducting the medical fluid and such that the fluid chamber has at least one component, which is configured as a light absorber and is arranged within the fluid chamber in at least some sections so that there is direct contact between the component configured as the light absorber and the medical fluid in at least some sections when receiving and/or conducting the medical fluid and wherein the outside wall of the fluid chamber has at least one light-transmitting section, so that the light emitted by the light emitter can heat the absorber without any local temperature peaks on the medical heat exchanger.

Abstract: The invention relates to an external function device which has at least one housing body having at least one chamber integrated into it for holding medical fluids and at least one locking device for releasably holding an accessory part.

Abstract: An apparatus for treating a medical fluid is provided which includes a treatment machine having a coupling surface, with a cassette made of a hard part having liquid-conducting passages which are covered by a flexible film being able to be coupled to the coupling surface of the treatment machine. A corresponding medical cassette is also provided. An air-free coupling of the flexible film of the cassette to the treatment machine is ensured in that air can be sucked out areally along a plane between the flexible film and the coupling surface during the coupling process and/or with a coupled cassette. A method for coupling the cassette and a method for checking the leaktightness of the cassette via the vacuum control of the air suction is also provided.

Abstract: The present invention relates to a blood treatment cassette having a cassette body, embodied as a hard part, and a film, wherein the film is connected with the hard part and covers the hard part at least partially, wherein the hard part comprises at least one valve seat or valve section or one valve base of a valve, wherein the valve is embodied to take, in addition to a first, open position of the valve in which the valve base and the section of the film positioned above it do not touch each other, a second, closed position of the valve when applying force on the section of the film and wherein the valve base, in its longitudinal extension, comprises or is a non-straight section. The present invention also relates to a blood treatment apparatus connected with a blood treatment cassette.

Abstract: A fluid cassette, for example, a blood treatment cassette having a cassette body embodied as a hard part and, optionally, a film which is connected to the hard part and at least partially covers the hard part, wherein the hard part comprises at least one first alignment device, and a second alignment device which are optionally arranged at first and second opposite sides of the fluid cassette or are attached thereon. The disclosure relates in addition to a blood treatment apparatus.

Abstract: The present disclosure relates to a contact protection apparatus for covering connection point(s) of a medical fluid-conducting cassette used for a medical treatment. The contact protection apparatus includes at least one covering section for covering the connection point before the use of the cassette, and at least one connection section for detachably connecting the contact protection apparatus or for holding the contact protection apparatus on the cassette. It further relates to a medical fluid-conducting cassette with a contact protection apparatus.

Abstract: A blood treatment cassette having a cassette body, designed as a hard part, and a film, wherein the film is connected with the hard part and covers the hard part at least partially, wherein the hard part comprises at least one valve base of a valve and wherein the valve is embodied to take, in addition to a first, open position of the valve in which the valve base and the section of the film that is arranged above it do not touch each other, a second, closed position of the valve when applying force on the section of the film in which the valve base and the section of the film touch each other.

Abstract: A blood treatment cassette having a cassette body comprising a hard part and a film that at least partially covers the hard part. The hard part comprises a valve base that cooperates with a section of the film adjacent the valve base to form a valve that is configured to be moved from a first open position in which the valve base and the section of the film do not touch each other to a second position in which the valve base and the section of the film touch each other when a force is applied to the section of the film. The blood treatment cassette comprises a spacer supported by the hard part, and the spacer is configured to apply, in the first position of the valve, force to the section of the film.