A61M2205/3317

Combined infusion set and sensor
11547812 · 2023-01-10 · ·

In one embodiment, an infusion set and sensor assembly delivered within a subject is disclosed. The assembly includes a cannula that is terminated at a cannula opening. The assembly further includes a sharp that is at least partially within the hollow of the cannula. A sensor having a proximal end and a distal end is also included in the assembly. The proximal end of the sensor is held in a fixed location while the distal end is retained with a portion of the cannula. The sensor further includes sensor slack, wherein transitioning the sharp from a first position to a second position simultaneously inserts the cannula and sensor to a desired insertion depth within a subject via a single point of insertion.

Blood treatment apparatus including flow divider for limiting an electrical current

A blood treatment apparatus is disclosed. The example apparatus includes a blood treatment unit including a fluid inlet and a fluid outlet and a blood line. The apparatus also includes a fluid line including an upstream fluid line configured to receive electrically conductive treatment fluid from a fluid source and pass the electrically conductive treatment fluid to the fluid inlet of the blood treatment unit and a downstream fluid line connected to the fluid outlet of the blood treatment unit for delivering the used electrically conductive treatment fluid to a fluid sink. The apparatus further includes a flow divider arranged in the downstream fluid line and configured to separate the used electrically conductive treatment fluid in the downstream fluid line into to a first fluid section and a second fluid section, thereby electrically isolating the first and second fluid sections.

Renal failure therapy system having an electrically floating fluid pathway
11696386 · 2023-07-04 · ·

A renal failure therapy system having an electrically floating fluid pathway is disclosed. The example system includes a dialyzer, a blood circuit in fluid communication with the dialyzer, and a dialysis fluid circuit in fluid communication with the dialyzer. The system also includes an electrically floating fluid pathway comprising at least a portion of the blood circuit and at least a portion of the dialysis fluid circuit. The only electrical path to ground is via used dialysis fluid traveling through the renal failure therapy system to earth ground. The disclosed system enables at least one electrical component in the at least a portion of the dialysis fluid circuit of the electrically floating fluid pathway to be electrically bypassed.

Dose measurement systems and methods

Embodiments described herein generally relate to devices, systems and methods for measuring a volume or number of doses remaining in a drug delivery device that is used for delivering a dose to a patient. In some embodiments, a dose measurement system for measuring the liquid volume in a container includes a light guide disposed and configured to reflect electromagnetic radiation toward the container. The dose measurement system also includes a light guide disposed and configured to emit electromagnetic radiation into the light guide. A plurality of sensors are located in the apparatus that are optically coupleable to the light guide and are disposed and configured to detect the electromagnetic radiation emitted by at least a portion of the light guide. The apparatus also includes a processing unit configured to receive data representing the portion of the detected electromagnetic radiation from each of the plurality of sensors. The processing unit is further operable to convert the received data into a signature representative of the electromagnetic radiation detected by the plurality of sensors.

Exacerbation predicting device, oxygen concentrating device, and exacerbation predicting system

Provided is an exacerbation prediction device equipped with a respiration sensing means of continuously sensing respiration data of a patient, a calculation means of calculating stable respiration data that are respiration data during a condition in which a respiratory rate is lowered and stable for a certain period of time from the sensed continuous respiration data of the patient, and a prediction means of predicting occurrence of an acute exacerbation in the patient in accordance with the stable respiration data calculated during a certain period of time.

Extended reality AR/VR system
11691073 · 2023-07-04 · ·

A system includes a mobile device having one or more cameras to take images; a sensor detecting reflected light from one or more lasers and a diffuser to detect object range or dimension; code for motion tracking, environmental understanding by detecting planes in an environment, and estimating light and dimensions of the surrounding based on the one or more lasers; code to estimate a three-dimensional (3D) volume of an object from multiple perspectives and from projected laser beams to measure size or scale and determine locations of points on the object's surface in a plane or a slice using time-of-flight, wherein positions and cross-sections for different slices are correlated to construct a 3D model of the object, including object position and shape; the device receiving user request to select a content from one or more augmented, virtual, or extended reality contents and rendering a reality view of the environment.

Impeller for blood pump

A blood pump is described that includes an impeller having proximal and distal bushings, at least one helical elongate element, a spring that is disposed inside of the helical elongate element and along an axis around which the helical elongate element winds, and a film of material supported between the helical elongate element and the spring. A frame is disposed around the impeller. A flexible elongate element extends radially from the spring to the helical elongate element, and maintains the helical elongate element within a given distance from the spring, to thereby maintain a gap between an outer edge of a blade of the impeller and an inner surface of the frame, during rotation of the impeller. Other applications are also described.

Breathing air supply system with contactless vital parameter sensor measuring

A breathing air supply system (200) is configured to be carried by a person (300) and includes a breathing air supply device (130), a fastening device (1) for the breathing air supply device (130) and a vital parameter sensor (30.1). The vital parameter sensor (30.1) is mounted in or at a back section (22) belonging to a fastening section (20) of the fastening device (1). The vital parameter sensor (30.1) is configured to contactlessly measure a vital parameter of a user (300) of the breathing air supply system (200).

Irrigated high density electrode catheter

An irrigated high density electrode catheter can comprise a catheter shaft. The catheter shaft can include a proximal end and a distal end and can define a catheter shaft longitudinal axis. A flexible tip portion can be located adjacent to the distal end of the catheter shaft. An irrigated coupler can be disposed on the distal end of the catheter shaft and can be configured to discharge fluid over the flexible tip portion.

Injection monitoring device

Drug delivery systems, devices and methods of use for recording a drug dose completion signal in a data management system are provided. Aspects of the invention include drug delivery systems comprising a syringe stopper rod that comprises a sensor component comprising a wireless transmitter module and an activation component configured to activate the sensor component when the syringe stopper rod has completed a delivery stroke, wherein the wireless transmitter module is configured to transmit a report comprising a drug dose completion signal when the sensor component is activated.