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    • 2. 发明授权
    • Cardiac response classification using retriggerable classification windows
    • 使用可重新触发分类窗口的心脏反应分类
    • US07774064B2
    • 2010-08-10
    • US10734599
    • 2003-12-12
    • Scott A. MeyerYanting DongJeremy ManiakDoug BirholzJohn Voegele
    • Scott A. MeyerYanting DongJeremy ManiakDoug BirholzJohn Voegele
    • A61N1/37
    • A61B5/7264A61B5/04525A61B5/7217A61N1/371
    • Methods and devices for classifying a cardiac response to pacing involve establishing a retriggerable cardiac response classification window. A first cardiac response classification window is established subsequent to delivery of a pacing pulse. A cardiac signal following the pacing stimulation is sensed in the first classification window. A second cardiac response classification may be triggered if a trigger characteristic is detected in the first classification window. The cardiac signal is sensed in the second classification window if the second classification window is established. The cardiac response to the pacing stimulation is determined based on characteristics of the cardiac signal. The cardiac response may be determined to be one of a captured response, a non-captured response; a non-captured response added to an intrinsic beat, and a fusion/pseudofusion beat, for example.
    • 用于分类心脏起搏应答的方法和装置包括建立可再触发的心脏反应分类窗口。 在递送起搏脉冲之后建立第一心脏响应分类窗口。 起搏刺激后的心脏信号在第一分类窗口中被感测。 如果在第一分类窗口中检测到触发特性,则可以触发第二心跳响应分类。 如果建立第二分类窗口,则在第二分类窗口中感测到心脏信号。 基于心脏信号的特征确定对起搏刺激的心脏反应。 心脏反应可以被确定为捕获的应答,非捕获的响应之一; 例如,添加到固有节拍的非捕获响应以及融合/假融合节拍。