A61M2205/3331

Occlusion detection devices, systems, and methods

A monitoring device may include a housing, which may include a distal end, a proximal end, and a fluid pathway extending through the proximal end and distal end. The distal end may include a connector configured to couple to a catheter assembly. The monitoring device may include one or more sensors disposed within the fluid pathway. The sensors may facilitate identification of an occlusion within the catheter assembly.

APPARATUS FOR EXTRACORPOREAL BLOOD TREATMENT
20230017204 · 2023-01-19 ·

A CRRT apparatus comprising a filtration unit (2), a blood circuit (17), a blood pump (21), a dialysate line (13) and one or more lines (8; 51; 57; 58; 63; 69; 67; 74) to transfer a respective solution into blood; a fluid source for each of said one or more lines, wherein said solution comprises at least one buffer agent in the form of bicarbonate or bicarbonate precursor. A control unit (12) is configured to receive a patient prescription and to determine a parameter (J.sub.buffer_load/BW) indicative of a steady state acid-base balance in the blood of the patient who has to undergo a CRRT blood treatment, wherein said parameter is determined as a function of the concentration of said buffer agent in said fluid source and as a function of the estimated or calculated patient systemic steady state concentration of bicarbonate and/or bicarbonate precursors.

Blood Treatment Systems

In one aspect, a system includes a blood treatment machine; a dialyzer configured to be coupled to the blood treatment machine, the dialyzer including a dialyzer housing defining a blood inlet and a blood outlet; a bundle of hollow fibers within an interior of the dialyzer housing; a pumping device drivable to force blood received from the blood inlet through lumens of the bundle of hollow fibers and out the blood outlet; a dialysate inlet port in fluid communication with a dialysate flow path that includes space in the interior of the dialyzer housing between the bundle of hollow fibers; and a dialysate outlet port in fluid communication with the dialysate flow path. The system further includes a fluid conditioning system configured to (i) prepare and supply fresh dialysate to the dialyzer via the dialysate inlet port, and (ii) receive spent dialysate from the dialyzer via the dialysate outlet port, recycle the spent dialysate, and supply the recycled dialysate to the dialyzer via the dialysate inlet port.

System and method for valve control

A system including a flow control assembly. The system may include a flow regulating shunt system, for various purposes such as a use as a hydrocephalus shunt. The flow control assembly may be controlled according to selected parameters and methods. These include controlling microelectromechanical (MEMS) system to control a pressure in the flow control assembly.

Fluid pressure gun device for balloon catheter
11701501 · 2023-07-18 · ·

A fluid pressure gun device for a balloon catheter includes a tubular cavity, a fluid tube, a pressure monitoring device, a plunger, a screw structure, a cover and a detent structure, wherein inside the body of the cavity forms a chamber. The plunger is disposed in the chamber, and the inside of the casing forms a chamber. The screwing structure includes two screwing blocks, and each screwing block is oppositely arranged in the chamber according to the plunger as the center. Each of the screw blocks is screwed with the plunger, and a plurality of springs respectively lean against the screw block and the cover. The detent structure is used to depart the screw blocks from the plunger. The plunger is supported by each screw block at least on two opposite sides, and making it a highly reliable combination of the plunger and each screw block.

A RESPIRATORY THERAPY SYSTEM, INCUBATOR, AND MEDICAL BREATHING GAS DELIVERY CONDUIT THEREFOR
20230014759 · 2023-01-19 ·

In accordance with this disclosure, we provide a medical conduit configured to deliver breathable gases in a respiratory therapy system. The medical conduit comprises: i. a first conduit end connector configured to be connected to a user interface; ii. a second conduit end connector configured to be connected to a heated inspiratory conduit; iii. the medical conduit further comprising at least one portion intermediate the first and second conduit end connectors made from a breathable material; iv. the medical conduit being configured to connect the user interface to the heated inspiratory conduit; v. the medical conduit being configured, when connected to the user interface and the heated inspiratory conduit, to be located in an incubator; wherein vi. the medical conduit is unheated. Such a medical conduit can be used in a respiratory therapy system, which comprises an incubator, with the medical conduit inside the incubator.

IODINE COMPOUNDS FOR TREATING RESPIRATORY PATHOGENS
20230013142 · 2023-01-19 ·

Provided herein are compositions, methods, uses, and articles of manufacture for iodine treatment on mucosal membranes, and treatment of respiratory pathogens in this way—e.g., by inhalation and combined with the evaporation of steam. In certain embodiments, iodine treatment encompasses administration of compounds that release molecular iodine and/or physiologically active iodine-containing compounds.

AEROSOL DELIVERY OF AT LEAST TWO LIQUID COMPOSITIONS
20230218837 · 2023-07-13 ·

The invention relates to the field of inhalation methods and inhalation devices for liquids. In particular, the invention relates to an inhalation method using an inhalation device adapted to separately eject at least two liquid compositions each having different properties, and to a method for the generation of an aerosol of at least two medicinal formulations by means of such inhalation device.

Cartridge orientation for selection of a control function in a vaporization system

The present disclosure relates to aerosol delivery devices comprising a power unit and a cartridge that is configured for engagement with the power unit. In particular, the cartridge can be configured for rotation about a longitudinal axis thereof so as to be insertable into a chamber of the power unit in a plurality of different orientations. Further, the aerosol delivery device can include processing circuitry that can be configured for detection of the cartridge orientation and execution of a control function assigned to the respective orientation.

SYSTEMS, METHODS, AND DEVICES FOR PRESSURE ADJUSTMENT USING A SYRINGE HOLDER
20230020802 · 2023-01-19 ·

Systems, devices, and methods for a syringe holder. A system embodiment may include: a base platform defining a syringe flange opening and a set of adjustment openings, a latch assembly movably attached to the base platform, the latch assembly comprising an adjustment screw threaded between the base platform and the latch assembly, and a guidepost oriented parallel to the adjustment screw, wherein the guidepost is threaded between the base platform and the latch assembly, a valve assembly attached to the base platform, and a hose attached to the base platform.