Windowing for identifying shock outcome

    公开(公告)号:US09480853B2

    公开(公告)日:2016-11-01

    申请号:US14942071

    申请日:2015-11-16

    Abstract: A system for managing care of a person receiving emergency cardiac assistance is disclosed that includes one or more capacitors for delivering a defibrillating shock to a patient; one or more electronic ports for receiving signals from sensors for obtaining indications of an electrocardiogram (ECG) for the patient; and a patient treatment module executable on one or more computer processors using code stored in non-transitory media and to provide a determination of a likelihood of success from delivering a future defibrillating shock to the person with the one or more capacitors, using (a) a mathematical transform from a time domain to a frequency domain applied to the indication of the ECG, and (b) a tapered window for identifying the portion of the indications of the ECG on which the transform is performed.

    SELECTING ENERGY ESCALATION FOR DEFIBRILLATION
    14.
    发明申请
    SELECTING ENERGY ESCALATION FOR DEFIBRILLATION 审中-公开
    选择能源自动化进行定位

    公开(公告)号:US20150352369A1

    公开(公告)日:2015-12-10

    申请号:US14736149

    申请日:2015-06-10

    Abstract: In an aspect, a system for treating a patient in cardiac arrest is described and includes memory, one or more electronic ports for receiving signals from sensors for obtaining indications of an electrocardiogram (ECG) of the patient, one or more sensors for obtaining a transthoracic impedance of the patient, and a patient treatment module executable on one or more processing devices that is configured to generate, from the ECG, transform values that represent magnitudes of two or more frequency components of the ECG, and modify, based on at least one transform value, at least one shock delivery parameter.

    Abstract translation: 一方面,描述了用于治疗心脏骤停患者的系统,并且包括存储器,用于接收来自传感器的信号的一个或多个电子端口,用于获得患者的心电图(ECG)的指示,用于获得经胸廓的一个或多个传感器 患者的阻抗以及可在一个或多个处理设备上执行的患者治疗模块,其被配置为从ECG生成表示ECG的两个或更多个频率分量的量值的值,并基于至少一个 变换值,至少一个冲击输送参数。

    Estimating shock success by monitoring changes in spectral data

    公开(公告)号:US11213689B2

    公开(公告)日:2022-01-04

    申请号:US16544553

    申请日:2019-08-19

    Abstract: This document presents a system for managing treatment for an emergency cardiac event. The system includes memory, one or more electronic ports for receiving ECG signals, and a treatment module executable on one or more processing devices. The module is configured to perform a number of transformation on portions of an ECG signal into frequency domain data, obtain one or more previous values derived from one or more time segments of the ECG, and determine, based on the frequency domain data a first value and a second value, determine a probability of therapeutic success. The module is further configured to cause one or more output devices to present an indication of the probability of therapeutic success.

    CHANGING CARDIAC SHOCK DELIVERY PARAMETERS BASED ON A TRANSFORM VALUE

    公开(公告)号:US20190282823A1

    公开(公告)日:2019-09-19

    申请号:US15924969

    申请日:2018-03-19

    Abstract: A medical device that includes a power source, a therapy delivery interface, therapy electrodes, electrocardiogram (ECG) sensing electrodes to sense ECG signal of a heart of a patient, a sensor interface to receive and digitize the ECG signal, and a processor. The processor is configured to analyze the ECG signal to determine a cardiac rhythm and a transform value representing a magnitude of a frequency component of the cardiac rhythm, analyze the cardiac rhythm and the transform value to detect a shockable cardiac arrhythmia by classifying the cardiac rhythm as a noise rhythm or a shockable cardiac arrhythmia rhythm based on the transform value, and causing the processor to detect the cardiac arrhythmia if classifying the cardiac rhythm as a shockable cardiac arrhythmia rhythm, initiate a treatment alarm sequence, adjust the shock delivery parameter for a defibrillation shock, and provide the defibrillation shock via the therapy electrodes.

    Vector-based shock indication
    18.
    发明授权

    公开(公告)号:US10258248B2

    公开(公告)日:2019-04-16

    申请号:US15868277

    申请日:2018-01-11

    Abstract: A system for managing care of a person receiving emergency cardiac assistance includes one or more capacitors arranged to deliver a defibrillating shock to a person; one or more electronic ports for receiving a plurality of signals from sensors for obtaining indications of an electrocardiogram (ECG) for the person; and a patient treatment module executable on one or more computer processors using code stored in non-transitory media and to provide a determination of a likelihood of success from delivering a future defibrillating shock to the person with the one or more capacitors, using a mathematical computation applied to a vector value defined by signals from at least two of the plurality of signals.

    Shock determination based on prior shocks

    公开(公告)号:US10086210B2

    公开(公告)日:2018-10-02

    申请号:US15377266

    申请日:2016-12-13

    Abstract: A system for managing care of a person receiving emergency cardiac assistance is disclosed that includes one or more capacitors for delivering a defibrillating shock to a patient; one or more electronic ports for receiving signals from sensors for obtaining indications of an electrocardiogram (ECG) for the patient; a patient treatment module executable on one or more computer processors to provide a determination of a likelihood of success from delivering a future defibrillating shock to the person with the one or more capacitors, using (a) information about a prior defibrillating shock, and (b) a value that is a function of current ECG signals from the patient.

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