A61M1/168

Blood treatment cassette with film valve and inelastical spacer as well as blood treatment apparatus

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.

Dialysis machines with integral salt solution chambers and related methods

A hemodialysis machine includes a main body and a door connected to the main body. The door and the main body cooperate to define a non-removable chamber. The door is openable relative to the main body of the hemodialysis machine to allow a salt to be placed into the non-removable chamber when the door is in an open position. The main body further includes a fluid inlet, a fluid outlet, and a pumping mechanism. The fluid inlet and the fluid outlet are in fluid communication with the non-removable chamber. The pumping mechanism is configured to deliver a fluid from a fluid source to the non-removable chamber through the fluid inlet to mix with salt within the non-removable chamber to form a salt solution that exits the non-removable chamber through the fluid outlet.

Dialysis machine and method of operating a dialysis machine

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, with a limit value, or with a desired value range.

Renal failure therapy system and method of cleaning using citric acid
11883573 · 2024-01-30 · ·

A renal failure therapy system includes a dialysis fluid circuit including a dialysis fluid pump; a source of physiological cleaning, disinfecting, and/or decalcifying substance in fluid communication with the dialysis fluid circuit; a source of purified water in fluid communication with the dialysis fluid circuit; and a logic implementer in operable communication with the dialysis fluid pump, the logic implementer causing the physiological cleaning, disinfecting, and/or decalcifying substance from its source to be added to purified water from the purified water source to form a mixture and to circulate the mixture within the dialysis fluid circuit using the dialysis fluid pump to at least one of clean, disinfect or decalcify at least a portion of the dialysis fluid circuit without a subsequent rinse.

MEDICAL CONNECTOR
20190388674 · 2019-12-26 ·

A medical connector that allows ventilation of vapor used in vapor sterilization and has an internal flow route that is tightly closable without using any separate clamping device. A medical connector includes a body having an internal flow route through which liquid flowing in one flow route is allowed to flow into an other flow route, proximal portions included in the body and having respective one-side connection ports at which the internal flow route is connectable to the one flow route, a distal portion included in the body and having an other-side connection port at which the internal flow route is connectable to the other flow route, one-side lid portions with which the one-side connection ports are closable, and an other-side lid portion whose state is switchable between a closing state in which the other-side lid portion closes the other-side connection port such that the internal flow route is tightly closed and a ventilating state in which the other-side lid portion covers the other-side connection port such that ventilation is allowed.

Re-use of a hemodialysis cartridge
RE049881 · 2024-03-26 · ·

The present invention provides a hemodialysis machine comprising a removably mountable cartridge having at least one inlet and at least one outlet, the cartridge defining a fluid pathway between said at least one inlet and said at least one outlet, a sanitisation device having an inlet and an outlet, a conduit connected between an outlet of the cartridge and the inlet of the sanitisation device and, a conduit connected between the outlet of the sanitisation device and an inlet of the cartridge.

Port arrangement, a purified water producing apparatus comprising the port arrangement and a method for performing port cleaning of a purified water producing apparatus

A port arrangement comprising a fluid module, incorporating a first port arranged to receive a first connector and a second port arranged to receive a second connector is provided. The first port provides a first circumferential space around a first tube. The second port provides a second circumferential space around a second tube. The fluid module further incorporates a bypass channel connecting the first circumferential space and the circumferential second space. The port arrangement further comprises a door comprising a first seal and a second seal arranged to seal the first circumferential space and the second circumferential space against the outside. The disclosure also relates to a purified water producing apparatus comprising the port arrangement, and a method for performing port cleaning of the water producing apparatus.

DIALYSIS SYSTEM HAVING PUMP REVERSING DISINFECTION

A peritoneal dialysis (PD) system includes a housing, a PD fluid pump housed by the housing, an inline heater in fluid communication with the PD fluid pump, a temperature sensor, and a control unit. The PD fluid pump and the inline heater are under control of the control unit, which receives a temperature signal from the temperature sensor. The control unit, in one embodiment, is configured to perform a heat disinfection sequence in which the control unit causes the PD fluid pump to pump disinfection fluid in a forward direction, while the inline heater heats the disinfection fluid, and in a reverse direction after the temperature signal indicates that a temperature of the disinfection fluid has fallen to or has fallen below a minimum disinfection temperature.

Apparatus and method for manufacturing ready-to-use solutions for peritoneal dialysis

The invention relates to an apparatus for preparing ready-to-use solutions for peritoneal dialysis that has a sterilization compartment; a filling line leading to the sterilization compartment and having a connector arranged at its end at the compartment side for connecting a disposable; a water treatment system arranged in the filling line; and a sealing system. The invention further relates to a disposable for preparing ready-to-use solutions for peritoneal dialysis in such an apparatus and to a method of preparing ready-to-use solutions for peritoneal dialysis using such an apparatus and such a disposable.

Bypass Line, Medical Treatment Apparatus, and Method
20240050634 · 2024-02-15 ·

The present disclosure relates to a bypass line for establishing a fluid communication between a dialysis liquid inlet line of a treatment apparatus, by which dialysis liquid is fed out of the interior of the treatment apparatus and into an exterior of the treatment apparatus, and a dialysate outlet line, by which dialysate is fed back from the exterior into the interior of the treatment apparatus. The bypass line has at least a first connector, a second connector and a non-return valve. The first connector is used to connect the bypass line to a connector of the dialysis liquid inlet line to achieve a fluid communication. The second connector is for connecting the bypass line to a connector of the dialysate outlet line while achieving a fluid communication. The non-return valve only allows flow through the bypass line from the first connector towards the second connector.