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    • 72. 发明申请
    • Optical broadband emitters and methods of making the same
    • 光纤宽带发射器及其制作方法
    • US20070152225A1
    • 2007-07-05
    • US11322814
    • 2005-12-29
    • Boon-Siew OoiHery DjieYan ZhouScott Meyer
    • Boon-Siew OoiHery DjieYan ZhouScott Meyer
    • H01L29/15
    • H01L33/0045B82Y20/00H01S5/026H01S5/0425H01S5/0602H01S5/22H01S5/34313H01S5/4031H01S5/50H01S2301/02H01S2301/04
    • An optical broadband emitter and the method of making such a broadband emitter are described. Intermixing of closely coupled multiple quantum wells, especially carrier tunneled coupled quantum wells, is described using nano-imprinting of a gel like dielectric layer such as a sol-gel derived SiO2 layer into multiple stepped or graded sections to form intermixing cap regions of different thickness. A thermal annealing process is performed to condense the SiO2 intermixing cap and induce intermixing. A superluminescent diode is described having multiple electrodes deposited over multiple sections of different bandgaps in which each individual electrode can be either forward or reverse biased to different degrees such that each diode section can individually function as a sub-band spontaneous emitter, an amplifier/attenuator, a photon-absorber, a transparent waveguide, or a photodetector/optical power monitor.
    • 描述了光学宽带发射器和制造这种宽带发射器的方法。 使用诸如溶胶 - 凝胶衍生的SiO 2层之类的凝胶状电介质层将多个步进或分级部分的纳米压印描述为紧密耦合的多个量子阱,特别是载流子隧道耦合量子阱的混合 以形成不同厚度的混合盖区域。 进行热退火处理以冷凝SiO 2混合盖并引发混合。 描述了一种超发光二极管,其具有沉积在不同带隙的多个部分上的多个电极,其中每个单独的电极可以被正向或反向偏置到不同的程度,使得每个二极管部分可以单独地用作子带自发发射极,放大器/衰减器 光子吸收器,透明波导或光电检测器/光功率监视器。
    • 73. 发明申请
    • Neural stimulation system for reducing atrial proarrhythmia
    • 用于减少心房心律失常的神经刺激系统
    • US20070150011A1
    • 2007-06-28
    • US11320173
    • 2005-12-28
    • Scott MeyerAlok Sathaye
    • Scott MeyerAlok Sathaye
    • A61N1/36
    • A61N1/3702A61N1/36114A61N1/3624
    • A system for reducing proarrhythmic effects of neural stimulation is provided. One aspect of this disclosure relates to an implantable medical device (IMD) for reducing proarrhythmic effects of neural stimulation. The IMD includes a neural stimulator adapted to deliver an electrical signal through at least one electrode to provide vagal stimulation. The IMD also includes a controller adapted to receive atrial arrhythmia vulnerability data and to control a therapeutic stimulator to limit atrial proarrhythmia using the atrial arrhythmia vulnerability data. The controller is further adapted to receive atrial arrhythmic history data and to control a therapeutic stimulator to limit atrial proarrhythmia using the atrial arrhythmic history data, according to various embodiments. According to one embodiment, the therapeutic stimulator includes the neural stimulator. The therapeutic stimulator includes a cardiac stimulator adapted to provide cardiac rhythm management therapy, according to various embodiments. Other aspects and embodiments are provided herein.
    • 提供了减少神经刺激的心律失常作用的系统。 本公开的一个方面涉及用于减少神经刺激的心律失常作用的可植入医疗装置(IMD)。 IMD包括适于通过至少一个电极传递电信号以提供迷走神经刺激的神经刺激器。 IMD还包括一个控制器,适用于接收心房心律失常的脆弱性数据,并使用房性心律失常漏洞数据来控制治疗性刺激器来限制心房心律失常。 根据各种实施例,控制器还适于接收心房心律失常历史数据并且使用心房心律不齐历史数据来控制治疗性刺激器来限制心房心律失常。 根据一个实施例,治疗刺激器包括神经刺激器。 根据各种实施例,治疗性刺激器包括适于提供心律控制治疗的心脏刺激器。 本文提供了其它方面和实施例。
    • 75. 发明申请
    • Closed loop cardiac resynchronization therapy using cardiac activation sequence information
    • 闭环心脏再同步治疗使用心脏激活序列信息
    • US20060253162A1
    • 2006-11-09
    • US11125068
    • 2005-05-09
    • Yi ZhangYinghong YuAaron McCabeJiang DingJeffrey StahmannCarlos RicciScott Meyer
    • Yi ZhangYinghong YuAaron McCabeJiang DingJeffrey StahmannCarlos RicciScott Meyer
    • A61N1/365
    • A61N1/3712A61N1/3627A61N1/365G06F19/00
    • Cardiac monitoring and/or stimulation methods and systems that provide one or more of monitoring, diagnosing, defibrillation, and pacing. Cardiac signal separation is employed to detect, monitor, track and/or trend closed-loop cardiac resynchronization therapy using cardiac activation sequence information. Devices and methods involve sensing a plurality of composite cardiac signals using a plurality of electrodes, the electrodes configured for implantation in a patient. A source separation is performed using the sensed plurality of composite cardiac signals, producing one or more cardiac signal vectors associated with all or a portion of one or more cardiac activation sequences. A cardiac resynchronization therapy is adjusted using one or both of the one or more cardiac signal vectors and the signals associated with the one or more cardiac signal vectors. In further embodiments, the cardiac resynchronization therapy may be initiated, terminated, or one or more parameters of the resynchronization therapy may be altered.
    • 提供一种或多种监测,诊断,除颤和起搏的心脏监测和/或刺激方法和系统。 心脏信号分离用于使用心脏激活序列信息来检测,监测,跟踪和/或趋势闭环心脏再同步治疗。 设备和方法包括使用多个电极感测多个复合心脏信号,所述电极被配置用于植入患者体内。 使用所感测的多个复合心脏信号进行源分离,产生与一个或多个心脏激活序列的全部或一部分相关联的一个或多个心脏信号载体。 使用一个或多个心脏信号向量和与一个或多个心脏信号载体相关联的信号中的一个或两个来调整心脏再同步治疗。 在另外的实施方案中,心脏再同步治疗可以被启动,终止,或者可以改变再同步治疗的一个或多个参数。
    • 76. 发明申请
    • Arrhythmia discrimination using electrocardiograms sensed from multiple implanted electrodes
    • 使用从多个植入电极感测的心电图的心律失常辨别
    • US20060253044A1
    • 2006-11-09
    • US11125020
    • 2005-05-09
    • Yi ZhangCarlos RicciJeffrey StahmannAaron McCabeScott MeyerYinghong Yu
    • Yi ZhangCarlos RicciJeffrey StahmannAaron McCabeScott MeyerYinghong Yu
    • A61B5/04
    • A61B5/04011A61B5/7203
    • Cardiac monitoring and/or stimulation methods and systems provide for monitoring, diagnosing, defibrillation and pacing therapies, or a combination of these capabilities, including cardiac systems incorporating or cooperating with neuro-stimulating devices, drug pumps, or other therapies. Embodiments of the present invention relate generally to implantable medical devices employing automated cardiac activation sequence monitoring and/or tracking for arrhythmia discrimination. Embodiments of the invention are directed to devices and methods involving sensing a plurality of composite cardiac signals using a plurality of implantable electrodes. A source separation is performed using the sensed plurality of composite cardiac signals and the separation produces one or more cardiac signal vectors associated with one or more cardiac activation sequences that is indicative of ischemia. A change of the one or more cardiac signal vectors is detected using the one or more cardiac signal vectors. Cardiac arrhythmias are discriminated using the one or more cardiac signal vectors.
    • 心脏监测和/或刺激方法和系统提供监测,诊断,除颤和起搏治疗,或这些功能的组合,包括结合或与神经刺激装置,药物泵或其他疗法组合的心脏系统。 本发明的实施方案一般涉及使用自动心脏激活序列监测和/或跟踪用于心律失常鉴别的可植入医疗装置。 本发明的实施例涉及使用多个可植入电极感测多个复合心脏信号的装置和方法。 使用感测的多个复合心脏信号进行源分离,并且分离产生与指示缺血的一个或多个心脏激活序列相关联的一个或多个心脏信号载体。 使用一个或多个心脏信号矢量检测一个或多个心脏信号矢量的改变。 使用一个或多个心脏信号载体来区分心律失常。
    • 78. 发明申请
    • Cardiac activation sequence monitoring for ischemia detection
    • 心脏激活序列监测缺血检测
    • US20060116593A1
    • 2006-06-01
    • US11079744
    • 2005-03-14
    • Yi ZhangScott MeyerJeffrey StahmannCarlos RicciMarina BrockwayAaron McCabeYinghong YuDonald Hopper
    • Yi ZhangScott MeyerJeffrey StahmannCarlos RicciMarina BrockwayAaron McCabeYinghong YuDonald Hopper
    • A61B5/04
    • A61N1/3702A61B5/0452A61B5/7203
    • Cardiac monitoring and/or stimulation methods and systems that provide one or more of monitoring, diagnosing, defibrillation, and pacing. Cardiac signal separation is employed to detect, monitor, track and/or trend ischemia using cardiac activation sequence information. Ischemia detection may involve sensing composite cardiac signals using implantable electrodes, and performing a signal separation that produces one or more cardiac activation signal vectors associated with one or more cardiac activation sequences. A change in the signal vector may be detected using subsequent separations. The change may be an elevation or depression of the ST segment of a cardiac cycle or other change indicative of myocardial ischemia, myocardial infarction, or other pathological change. The change may be used to predict, quantify, and/or qualify an event such as an arrhythmia, a myocardial infarction, or other pathologic change. Information associated with the vectors may be stored and used to track the vectors.
    • 提供一种或多种监测,诊断,除颤和起搏的心脏监测和/或刺激方法和系统。 使用心脏信号分离来使用心脏激活序列信息来检测,监测,跟踪和/或趋势性缺血。 缺血检测可以涉及使用可植入电极感测复合心脏信号,并且执行产生与一个或多个心脏激活序列相关联的一个或多个心脏激活信号载体的信号分离。 可以使用后续分离来检测信号矢量的变化。 该变化可以是心​​脏周期的ST段的升高或抑制或指示心肌缺血,心肌梗死或其他病理变化的其它变化。 该变化可用于预测,量化和/或限定诸如心律失常,心肌梗死或其它病理变化的事件。 与矢量相关联的信息可以被存储并用于跟踪矢量。