A61M1/3681

Apparatus for removing protein-bound toxins from blood plasma

The invention relates to an apparatus for extracorporeal removal of protein-bound toxins from blood plasma comprising a first line device, a second line device, a third line device and a fourth line device, a dialyzer or hemofilter arranged between the first line device and the second line device and/or an adsorber, means for generating a field, at least partially surrounding the first line device and/or the dialyzer or hemofilter and/or the adsorber, a controllable fluid conveyance device arranged in the first line device and/or the second line device, and at least one controllable body fluid conveyance unit arranged in the third line device and/or the fourth line device, a filter, wherein the permeate side of the filter is connected to the first line device and the second line device, and the side of the filter to be dialyzed is connected at its inlet to the third line device, which can be connected to a patient and is connected at its outlet to the fourth line device which can be connected to the patient, wherein a controllable flow of fluid through the line devices and the dialyzer or hemofilter and/or the adsorber can be generated by means of the fluid conveyance devices.

Systems and methods for performing online extracorporeal photopheresis
10518020 · 2019-12-31 · ·

Systems and methods for performing online extracorporeal photopheresis of mononuclear cells are disclosed. Whole blood is removed from a patient and introduced through a processing set into a separation chamber to separate the desired cell population from the blood. The separated cell population is processed through the set which is associated with a treatment chamber where the cells are treated. Once treated, the cells are returned to the patient. The processing set remains connected to the patient during the entire ECP treatment procedure and provides an online, sterile closed pathway between the separation chamber and the treatment chamber.

Ultraviolet irradiation device
10512136 · 2019-12-17 · ·

An ultraviolet irradiation device includes a light source unit, a drive circuit, a sensing unit and a controller. The light source unit includes a plurality of light emitting devices and outputs ultraviolet light as irradiating light. The drive circuit supplies a drive current (Id) to the plurality of light emitting devices. The sensing unit senses a trouble in the plurality of light emitting devices. The controller controls the drive current (Id) in accordance with a result of sensing by the sensing unit. When an output of the light source unit is reduced due to a trouble in one or some of the plurality of light emitting devices, the controller controls the drive current (Id) of a plurality of light emitting devices other than the light emitting device in trouble so as to compensate reduction in the output of the light source unit.

Fluid flow-through

Embodiments are described for treating a fluid, e.g., a biological fluid. The embodiments may include systems, apparatuses, and methods. Embodiments may provide for a flow cell, with a plurality of manipulation elements, through which a fluid is flowed. The fluid may be treated (e.g., exposed to energy) as it moves through the flow cell. In embodiments, the flow cell may be used to inactivate pathogens in the fluid.

MICROFLUIDIC REMOVAL OF EXCESS BILIRUBIN FROM BLOOD
20190374701 · 2019-12-12 · ·

A microfluidic photoreactor for treating excess bilirubin in blood, having: a microfluidic channel module; an illumination module comprising one or more illumination sources disposed about the microfluidic channel module and configured to illuminate blood passing through at least one microfluidic channel of the microfluidic channel module; and a heat exchanger module coupled to the at least one microfluidic channel module, wherein the heat exchanger module is configured to extract heat from the at least one microfluidic channel. A system including a microfluidic photoreactor and a method of treating excess bilirubin in blood.

SYSTEM AND METHOD FOR AUTHENTICATING DISPOSABLE COMPONENTS IN EXTRACORPOREAL PHOTOPHERESIS

A medical device verification system for an extracorporeal photopheresis procedure comprises a reusable irradiation device comprising a UV light source and a scanner. A fluid circuit comprises a disposable cell suspension container having a photo-reactive label comprising an identifiable code. The identifiable code is unobscured when the label in a first state and is obscured when the label is in a second state. The irradiation step is performed by irradiating the disposable cell suspension container for a predetermined period of time at or above the threshold UV irradiation level. A second input is received from the scanner during the irradiation step, the second input comprising identification of a state of the label. A response action is provided if the first input comprises identification of the second state of the label and/or if the second input comprises identification of the first state of the label.

BLOOD COMPONENT SEPARATION DEVICE AND BLOOD COMPONENT SEPARATION METHOD
20190344008 · 2019-11-14 · ·

Provided is a blood component separation device and related method, each capable of separating a blood component from blood and rapidly performing a virus inactivation process on the separated blood component. The blood component separation device includes: a blood component separation section, provided in a centrifuge, configured to separate a blood component from blood by centrifugation, a diluting section configured to dilute, in a diluent containing riboflavin, concentrated red blood cells separated by the blood component separation section, and a UV light emitting unit configured to perform a virus inactivation process by exposing the concentrated red blood cells thus diluted to the UV light.

EXTRACORPOREAL DRUG REMOVAL FOR INTRAVASCULAR TRIGGERED DRUG DELIVERY SYSTEMS
20190336671 · 2019-11-07 ·

A system for reducing toxicity from intravascular triggered drug delivery includes a chamber comprising an inflow port, an outflow port, and a filter positioned upstream of the outflow port. A trigger module is configured to trigger the release of a drug from an intravascular triggered drug delivery system present in blood in the chamber. A method for reducing toxicity from intravascular triggered drug delivery includes the steps of removing blood comprising an intravascular triggered drug delivery system from a patient's vascular system and delivering the blood to a chamber, applying a trigger to the blood to release a drug from the intravascular triggered drug delivery system, filtering the drug from the blood, and returning the filtered blood to the patient.

PHOTO-ECMO APPARATUS, SYSTEMS, AND METHODS

An apparatus for removing CO from blood, the apparatus including: a housing configured to house blood obtained from a body of a subject within an interior of the housing; a plurality of gas-permeable tubules disposed within the interior of the housing; an optical intrusion coupled to the housing and configured to project into the housing, the optical intrusion configured to transmit light into the interior of the housing; and a light source optically coupled to the optical intrusion, the light source being configured to emit light which is coupled via the optical intrusion into the interior of the housing such that the emitted light interacts with the blood from the body of the subject.

Centrifuge system and method with component tracking

Devices, methods, and systems are provided for priming, separating, and collecting blood components. At least one disposable component may be utilized, and a determination may be made as to whether such a disposable component is authentic, is new/unused or used, or both.