Electrical current measurement system

    公开(公告)号:US11650248B2

    公开(公告)日:2023-05-16

    申请号:US16940664

    申请日:2020-07-28

    CPC classification number: G01R31/312 G01R1/206 G01R19/0053 G01R19/16542

    Abstract: A test system for measuring electrical current consumption of a device under test (DUT) includes a capacitor with power and ground terminals; a voltage regulator with input and output terminals; first and second switching elements; and a controller. The voltage regulator generates a DUT operating voltage based on its input voltage. The first switching element is arranged between a direct current (DC) voltage source and the regulator input, and the second switching element is arranged between the DC voltage source and the capacitor. The controller operates the switching elements to charge the capacitor, and to configure the test system for measuring operating current of the DUT using the capacitor as the power source.

    Methods and devices for occlusion detection using actuator sensors

    公开(公告)号:US11439752B2

    公开(公告)日:2022-09-13

    申请号:US16776068

    申请日:2020-01-29

    Abstract: Infusion devices, systems, and related operating methods are provided. A method of detecting an anomalous condition with respect to a fluid path based on operation of an actuation arrangement configured to deliver fluid via the fluid path involves providing input power to the actuation arrangement to produce actuation of the actuation arrangement, identifying an active amount of actuation of the actuation arrangement concurrent to the input power being provided to the actuation arrangement, disabling the input power to the actuation arrangement, identifying a passive amount of actuation of the actuation arrangement after disabling the input power to the actuation arrangement, and detecting the anomalous condition based on a relationship between the active amount and the passive amount.

    AUTOMATIC CONFIGURATION OF USER-SPECIFIC DATA BASED ON REMOVAL FROM SERVICE

    公开(公告)号:US20210407645A1

    公开(公告)日:2021-12-30

    申请号:US17212982

    申请日:2021-03-25

    Abstract: A method for automatically configuring a medical device with user-specific configuration data includes determining, by a first medical device, that the first medical device is being removed from service, wherein the first medical device was previously placed into service to provide therapy to a patient in accordance with user-specific configuration data stored on the first medical device, and wherein the first medical device is to be replaced with a second medical device that is a replacement medical device for the first medical device, and causing, by the first medical device in response to determining that the first medical device is being removed from service, configuration of the second medical device to provide therapy to the patient in accordance with the user-specific configuration data, wherein causing configuration of the second medical device comprises communicating the user-specific configuration data toward the second medical device.

    METHODS AND DEVICES FOR OCCLUSION DETECTION USING ACTUATOR SENSORS

    公开(公告)号:US20200246537A1

    公开(公告)日:2020-08-06

    申请号:US16776090

    申请日:2020-01-29

    Abstract: Infusion devices, systems, and related operating methods are provided. A method of detecting an anomalous condition with respect to a fluid path involves providing energy to an actuation arrangement to produce actuation, wherein the actuation arrangement is coupled to a plunger configured to deliver fluid via the fluid path, monitoring an orientation of the actuation arrangement using a sensing arrangement, and detecting an anomalous condition based on the orientation of the actuation arrangement.

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