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    • 2. 发明授权
    • Lead with septal defibrillation and pacing electrodes
    • 带隔膜除颤和起搏电极
    • US5683447A
    • 1997-11-04
    • US574802
    • 1995-12-19
    • M. Elizabeth BushEric S. FainDrew A. HoffmannBenjamin D. Pless
    • M. Elizabeth BushEric S. FainDrew A. HoffmannBenjamin D. Pless
    • A61N1/04A61N1/05
    • A61N1/0573A61N1/056A61N1/0563
    • A lead system for use with an implantable pacemaker/cardioverter/defibrillator. The lead system includes a securable pace/sense electrode positioned between the distal tip of the lead and the tricuspid valve. The distal tip of the lead is positioned at the apex of the right ventricle and may or may not be secured there by a second fixation means such as a screw tip or tines. The securable pace/sense electrode allows the defibrillation electrode to be accurately positioned by the patient's surgeon and maintained in intimate contact with the septum wall of the patient's heart, thereby reducing defibrillation thresholds; it provides a sense signal from the region of the His bundle or AV node, which can be used with other electrodes to distinguish between various arrhythmias; and it provides more physiologic pacing leading to greater cardiac output.
    • 用于植入式心脏起搏器/心律转复除颤器的牵引系统。 引导系统包括位于引线的远端和三尖瓣之间的可固定速度/感测电极。 引线的远端位于右心室的顶点处,并且可以通过第二固定装置(例如螺钉尖端或尖齿)固定或不固定。 可靠的速度/感测电极允许除颤电极由患者的外科医生精确定位,并与患者心脏的隔膜壁保持紧密接触,从而减少除颤阈值; 它从His束或AV节点的区域提供感测信号,其可以与其他电极一起使用以区分各种心律失常; 并且它提供更多的生理起搏导致更大的心输出量。
    • 3. 发明授权
    • Pulse generator with case that can be active or inactive
    • 脉冲发生器,可以处于活动或非活动状态
    • US5620477A
    • 1997-04-15
    • US455824
    • 1995-05-31
    • Benjamin D. PlessSteven M. MitchellM. Elizabeth Bush
    • Benjamin D. PlessSteven M. MitchellM. Elizabeth Bush
    • A61N1/375
    • A61N1/3752
    • A pulse generator having a housing for enclosing and containing pulse generator defibrillation circuitry, particularly adapted to allow for ease of manufacture and use, is disclosed. At least one surface of the housing is electrically conductive and connected to the pulse generator circuitry for delivering defibrillating energy to the heart. The defibrillator is provided with a case activating lead connector cavity having two connector blocks. By plugging in a lead with a pin long enough to contact the only first connector block, the lead becomes active. Using a plug with a longer pin to contact both blocks activates the can. To use neither a lead in the case activating port, nor an active can, a plug with a short or nonconductive pin may be used to plug the cavity without activating the can. By using this system, various electrode configurations can be used as required to provide the optimum system for a given patient. The pulse generator housing is preferably implanted in the left pectoral region proximate the heart with the conductive surface facing the heart. Other implantable electrodes are discharged against the pulse generator housing electrode.
    • 公开了一种脉冲发生器,其具有用于封闭和容纳脉冲发生器除颤电路的壳体,特别适于容易制造和使用。 壳体的至少一个表面是导电的并且连接到脉冲发生器电路,用于将去纤维化能量递送到心脏。 除颤器设置有具有两个连接器块的壳体启动引线连接器腔。 通过插入一根引脚,引脚长度足以接触唯一的第一个连接器块,引线将变为活动状态。 使用较长针脚的插头接触两个块可激活罐头。 为了在启动端口的情况下既不使用引线,也不使用活动端子,可以使用具有短导体或非导通插头的插头来插入腔体而不激活罐体。 通过使用该系统,可以根据需要使用各种电极配置来为给定的患者提供最佳的系统。 脉冲发生器壳体优选地植入靠近心脏的左胸部区域,导电表面面向心脏。 其他可植入电极被排出脉冲发生器壳体电极。
    • 8. 发明授权
    • Pacemaker for detecting and terminating a tachycardia
    • 起搏器用于检测和终止心动过速
    • US4872459A
    • 1989-10-10
    • US199998
    • 1988-05-27
    • Benjamin D. PlessMichael B. Sweeney
    • Benjamin D. PlessMichael B. Sweeney
    • A61N1/362
    • A61N1/3621
    • A heart pacemaker detects pace-terminable tachycardia conditions in the atrium of the heart in accordance with selected high rate, rate stability, sudden onset and sustained high rate criteria. When a pace-terminable tachycardia is detected, programmed treatment modalities are applied to attempt to terminate the tachycardia. The tachycardia is treated by applying timed bursts of electrical pulses in formats defined by programmed primary and secondary treatment modalities. The primary and secondary treatments may be applied in an order which is dependent upon the prior successful treatment of similar tachycardias. The pacemaker may also utilize remembered treatment values which were successfully applied to treat similar tachycardias. The pacemaker may be programmed to restart the primary and secondary modes of treatment in the event that the modes initially failed to terminate a tachycardia. The pacemaker may also be programmed to limit the rate of burst pulses to avoid overstimulating the heart.
    • 心脏起搏器根据选择的高速率,速率稳定性,突然发作和持续的高速率标准检测心脏心房中的起搏性心动过速状况。 当检测到起搏性心动过速时,应用程序化治疗方式来试图终止心动过速。 通过以编程的初级和次级治疗方式定义的格式施加电脉冲的定时脉冲来治疗心动过速。 主要和次要治疗可以以依赖于先前成功治疗类似的心动过速的顺序来施用。 起搏器还可以利用成功应用于治疗类似心动过速的记忆治疗值。 起搏器可能被编程为在模式最初未能终止心动过速的情况下重新启动主要和次要治疗模式。 起搏器也可以被编程以限制脉冲脉冲的频率以避免过度刺激心脏。