INPUT SWITCHING IN A VENTRICULAR INTRACARDIAC PACEMAKER

    公开(公告)号:US20250065132A1

    公开(公告)日:2025-02-27

    申请号:US18943784

    申请日:2024-11-11

    Abstract: An intracardiac pacemaker system is configured to produce physiological atrial event signals by a sensing circuit of a ventricular intracardiac pacemaker and select a first atrial event input as the physiological atrial event signals. The ventricular intracardiac pacemaker detects atrial events from the selected first atrial event input, determines if input switching criteria are met, and switches from the first atrial event input to a second atrial event input in response to the input switching criteria being met. The second atrial event input includes broadcast atrial event signals produced by a second implantable medical device and received by the ventricular intracardiac pacemaker.

    SKIRT-REINFORCEMENT MEMBERS FOR PROSTHETIC VALVE DEVICES

    公开(公告)号:US20250064613A1

    公开(公告)日:2025-02-27

    申请号:US18949374

    申请日:2024-11-15

    Abstract: A skirt-reinforcement member for supporting or reinforcing an unsupported portion of a skirt that spans across a side opening of a stent or frame of a valve prosthesis. The skirt-reinforcement member is configured to prevent billowing of the skirt material that spans across the side opening of the inner frame of the valve prosthesis, as such billowing may undesirably result in contact between the skirt and leaflets of the valve prosthesis after the valve prosthesis is deployed in situ.

    TRANSCATHETER PROSTHETIC HEART VALVE DELIVERY SYSTEMS AND METHODS OF USE

    公开(公告)号:US20250057653A1

    公开(公告)日:2025-02-20

    申请号:US18723356

    申请日:2023-02-14

    Abstract: In some embodiments, a prosthetic heart valve delivery device is provided that includes an outer shaft received over an inner shaft, and rod. The rod is selectively inserted or advanced along a slot in the outer shaft to increase a torqueability of the outer shaft. In some embodiments, a prosthetic heart valve delivery device is provided that includes a handle assembly, an outer shaft received over an inner shaft, a stability shaft received over the outer shaft, and a wire. A leading section of the wire is affixed to the stability shaft, and a trailing section of the wire extends proximally from the stability shaft and is selectively engaged by a locking mechanism of the handle assembly. In a locked state of the locking mechanism, tension is maintained in the wire and generates a bending stiffness in the stability shaft.

    Method to detect inadvertent delivery of drug to a subcutaneous pocket

    公开(公告)号:US12226609B2

    公开(公告)日:2025-02-18

    申请号:US17247561

    申请日:2020-12-16

    Abstract: An implantable medical device configured to monitor fluid in proximity to an implantable medical device for an inadvertent introduction of infusate into a pocket of tissue surrounding the implantable medical device during a refill procedure, the implantable medical device including a refillable infusate delivery system, the refillable infusate delivery system including a reservoir in fluid communication with an access port, and a conductivity sensor configured to monitor fluid in proximity to the conductivity sensor for an introduction of infusate into a pocket of tissue surrounding the implantable medical device, wherein the conductivity sensor comprises a pair of electrodes positioned on an external surface of the implantable medical device.

    DORSAL SPINAL COLUMN CHARACTERIZATION WITH EVOKED POTENTIALS

    公开(公告)号:US20250041607A1

    公开(公告)日:2025-02-06

    申请号:US18927595

    申请日:2024-10-25

    Abstract: This disclosure relates to methods, devices, and systems for delivering and adjusting stimulation therapy. In one example, a method comprising delivering, by a stimulation electrode, electrical stimulation as a candidate therapy to a patient according to a set of candidate therapy parameters, the stimulation electrode located in proximity to the dorsal column of a patient; sensing, by a sensing electrode, an electrically evoked compound action potential (eECAP) signal in response to the delivery of the electrical stimulation; and classifying, by a processor, the sensed eECAP signal generated in response to the application of the candidate therapy relative to an eECAP baseline is disclosed.

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