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    • 1. 发明授权
    • Apparatus and method for timing the delivery of non-excitatory ETC signals to a heart
    • 用于定时将非兴奋性ETC信号传递给心脏的装置和方法
    • US6424866B2
    • 2002-07-23
    • US84189101
    • 2001-04-25
    • IMPULSE DYNAMICS NV
    • MIKA YUVALPRUTCHI DAVIDBELSKY ZIVKIMCHY YOAV
    • A61B5/0452A61N1/362A61N1/368A61N1/39A61N1/36
    • A61N1/3627A61B5/0452A61N1/368A61N1/3962
    • A method and devices for timing the delivery of non-excitatory signals for modifying myocardial contractility of a portion of the heart are disclosed. The method includes the steps of applying electrodes to a plurality of cardiac sites, sensing electrical activity in a first cardiac site through a first electrode for detecting a first electrical depolarization event within a beat cycle, sensing electrical activity in a second cardiac site through a second electrode for detecting a second electrical depolarization event within the beat cycle, and applying a non-excitatory signal to the heart at or near at least the second cardiac site through at least one of the electrodes in response to detecting the second electrical depolarization event within an alert window period. The alert window period starts at a first delay from the time of detection of the first electrical depolarization event and has a first duration. The applying of the non-excitatory signal is delayed from the time of detecting of the second electrical depolarization event. The method may include steps for reducing the probability of delivering of improperly timed non-excitatory signals due to electrical noise and/or ectopic beats and may also include steps for preventing delivery of multiple non-excitatory signals at or near the second cardiac site within a single cardiac beat cycle. Preferably, the first cardiac site is located about the right ventricle or the right atrium of the heart and the second cardiac site is located about the left ventricle of the heart. The devices may also be adapted for pacing the heart and/or for delivering defibrilation signals to the heart.
    • 公开了用于定时递送用于改善心脏部分心肌收缩力的非兴奋性信号的方法和装置。 该方法包括以下步骤:将电极施加到多个心脏部位,通过第一电极感测第一心脏位点中的电活动,以检测搏动周期内的第一电去极化事件,通过第二电极感测第二心脏位点中的电活动 电极,用于检测所述拍摄周期内的第二电去极化事件,以及响应于检测到所述第二电去极化事件中的至少一个所述电极中的至少第二心脏位点处或附近的心脏施加非兴奋性信号 警报窗口期间。 警报窗口期间从检测到第一电去极化事件的时间开始,并且具有第一持续时间。 从第二次电去极化事件的检测时间开始延迟非兴奋性信号的施加。 该方法可以包括用于降低由于电噪声和/或异位搏动而递送不正确定时的非兴奋性信号的可能性的步骤,并且还可以包括用于防止在第一心脏位点处或附近传递多个非兴奋性信号的步骤 单心跳搏动循环。 优选地,第一心脏位点位于心脏的右心室或右心房周围,并且第二心脏部位位于心脏的左心室周围。 所述装置还可适于起搏心脏和/或用于将心脏除颤信号输送。
    • 2. 发明申请
    • DEVICE FOR CARDIAC THERAPY
    • 心脏治疗设备
    • WO0130436A3
    • 2002-01-17
    • PCT/IL0000682
    • 2000-10-25
    • IMPULSE DYNAMICS NVPRUTCHI DAVIDDARVISH NISSIMROUTH ANDRE GHALUSKA EDWARDBELSKY ZIV
    • PRUTCHI DAVIDDARVISH NISSIMROUTH ANDRE GHALUSKA EDWARDBELSKY ZIV
    • A61N1/362A61N1/39A61N1/365
    • A61N1/39A61N1/3621A61N1/3627A61N1/3956
    • A multi-modal cardiotherapy device (100) includes an anti-arrhythmic unit (118) for delivering multiple types of anti-arrhythmic therapy to a heart, a cardiac contractility modulating unit (108) for delivering cardiac contractility modulating signals to the heart, and for applying anti-arrhythmic cardiac contractility modulating signal therapy to the heart, one or more sensing units (112) for sensing electrical signals related to electrical activity of the heart to provide an output signal, one or more detecting units (116) operatively connected to the sensing unit(s) (112) for detecting in the output signal cardiac events of the heart, a controller unit (106) operatively connected to the anti-arrhythmic unit (118), the cardiac contractility modulating unit (108) and the detecting unit(s) (116). The controller unit (106) processes the output of the detecting unit(s) (116) to detect a cardiac arrhythmia or indications of a possible arrhythmia in the heart and controls the application of anti-arrhythmic therapy, anti-arrhythmic cardiac contractility modulating signal therapy, and cardiac contractility modulating therapy to the heart. The device may be an implantable device or a non-implantable device. The device (100) may also include a pacing unit (102). Methods are disclosed for using the device for delivering multi-modal cardiotherapy to the heart.
    • 多模式心脏治疗装置(100)包括用于向心脏递送多种类型的抗心律失常治疗的抗心律不齐装置(118),用于将心脏收缩调节信号输送到心脏的心脏收缩力调节单元(108),以及 用于向心脏施加抗心律失常心脏收缩调节信号治疗,一个或多个感测单元(112),用于感测与心脏的电活动相关的电信号以提供输出信号;一个或多个检测单元(116),其可操作地连接到 用于在输出信号中检测心脏心脏事件的感测单元(112),可操作地连接到抗心律失调单元(118)的心脏收缩力调节单元(108)和检测器 单位(116)。 控制器单元(106)处理检测单元(116)的输出以检测心脏心律失常或心脏中可能的心律不齐的指示,并控制抗心律不齐治疗,抗心律失常心脏收缩调节信号的应用 治疗和心脏收缩力调节治疗心脏。 该装置可以是可植入装置或非植入装置。 设备(100)还可以包括起搏单元(102)。 公开了使用用于向心脏递送多模式心脏治疗的装置的方法。
    • 6. 发明申请
    • BIPOLAR SENSOR FOR MUSCLE TISSUE ACTION POTENTIAL DURATION ESTIMATION
    • 用于肌肉组织行动的双极传感器潜在的持续时间估计
    • WO0057947A3
    • 2002-05-02
    • PCT/IL0000190
    • 2000-03-28
    • IMPULSE DYNAMICS NVMIKA YUVALPRUTCHI DAVID
    • MIKA YUVALPRUTCHI DAVID
    • A61B5/0492A61B5/04
    • A61B5/0492
    • A bipolar sensor for muscle tissue action potential duration estimation, in accordance with a preferred embodiment of the present invention, comprising two electrodes (4, 5) exposed at the distal end of an electrode lead (2). The electrodes at said distal end are kept at a very close poximity, and the sensor is electically connected to a processing means for processing the signal detected by the sensor. Another prefered embodiment of the bipolar sensor for muscle tissue action potential duration estimation comprises two electrodes (23, 24) positioned at a side wall of an electrode lead, wherein said electrodes are kept at a very close promixity, and wherein said sensor is electrically connected to a processing means for processing the signal detected by the sensor.
    • 根据本发明的优选实施例的用于肌肉组织动作电位持续时间估计的双极传感器,包括在电极引线(2)的远端处暴露的两个电极(4,5)。 所述远端处的电极保持非常接近的距离,并且传感器电连接到用于处理由传感器检测到的信号的处理装置。 用于肌肉组织动作电位持续时间估计的双极传感器的另一优选实施例包括位于电极引线的侧壁处的两个电极(23,24),其中所述电极保持非常接近的允许性,并且其中所述传感器电连接 涉及用于处理由传感器检测到的信号的处理装置。
    • 7. 发明申请
    • APPARATUS AND METHOD FOR TIMING THE DELIVERY OF NON-EXCITATORY ETC SIGNALS TO A HEART
    • 用于定时向非心脏输送非特异性ETC信号的装置和方法
    • WO0057952A8
    • 2001-05-25
    • PCT/IL0000126
    • 2000-03-01
    • IMPULSE DYNAMICS NVMIKA YUVALPRUTCHI DAVIDBELSKY ZIVKIMCHY YOAV
    • MIKA YUVALPRUTCHI DAVIDBELSKY ZIVKIMCHY YOAV
    • A61B5/0452A61N1/362A61N1/368A61N1/39
    • A61N1/3627A61B5/0452A61N1/368A61N1/3962
    • A method, and devices for timing the delivery of non-excitatory signals for modifying myocardial contractility of the heart includes applying electrodes to a plurality of cardiac sites (RA, RV, LV), using a first electrode (2A, 4A) at a first cardiac site (RV, RA) to detect a first electrical depolarization event within a beat cycle, using a second electrode (6A) at a second cardiac site (LV) to detect a second electrical depolarization event within a beat cycle, and applying a non-excitatory signal to the heart near at least the second cardiac site (LV) through at least one of the electrodes (6A) in response to detecting the second electrical depolarization event within an alert window period. The applying of the non-excitatory signal is delayed from the time of detecting of the second electrical depolarization event. The devices may also be adapted for pacing the heart, and/or for delivering de-defibrillation signals to the heart.
    • 方法和用于定时递送用于改善心脏心脏收缩力的非兴奋性信号的装置包括使用第一电极(2A,4A)将电极施加到多个心脏部位(RA,RV,LV) 心脏位点(RV,RA),以在搏动周期内检测第一电去极化事件,使用第二心脏位点(LV)处的第二电极(6A)来检测搏动周期内的第二电去极化事件, 响应于检测到警报窗口周期内的第二电去极化事件,至少通过至少一个电极(6A)向心脏附近的至少第二心脏位点(LV)的心脏信号。 从第二次电去极化事件的检测时间开始延迟非兴奋性信号的施加。 所述装置还可适于起搏心脏和/或用于将去除颤颤信号递送至心脏。