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    • 3. 发明申请
    • METHODS AND SYSTEMS FOR ESTABLISHING NEURAL STIMULATION PARAMETERS AND PROVIDING NEURAL STIMULATION
    • 建立神经刺激参数并提供神经刺激的方法和系统
    • WO2008130837A1
    • 2008-10-30
    • PCT/US2008/059645
    • 2008-04-08
    • NORTHSTAR NEUROSCIENCE, INC.FOWLER, BradHULVERSHORN, JustinGLINER, Bradford, EvanSLOAN, Leif, R.
    • FOWLER, BradHULVERSHORN, JustinGLINER, Bradford, EvanSLOAN, Leif, R.
    • A61N1/36
    • A61N1/36082A61N1/36025
    • Methods for providing electrical stimulation therapy to a cortex of a patient via a plurality of electrodes proximate to the cortex and a pulse generator implanted in the patient. One embodiment of a method in accordance with the invention comprises determining whether the current applied via the plurality of electrodes results in a sufficient current density in the cortex. The current density, for example, may need to be high enough to induce a response in the patient for determining the activation threshold of the specific stimulation site, or the current density may need to be high enough to perform a specific therapy. If the current density is not sufficient, the method continues by selecting a subset of the plurality of electrodes, and applying electrical current to the cortex via the subset of the electrodes. For example, if the current density is not sufficient when the current is applied to the full plurality of electrodes at approximately the maximum output of the pulse generator, then the current level from the pulse generator can be applied to only a subset of the electrodes to effectively increase the current density in the cortex at the active electrodes.
    • 用于通过靠近皮层的多个电极和植入患者中的脉冲发生器向患者的皮层提供电刺激治疗的方法。 根据本发明的方法的一个实施例包括确定经由多个电极施加的电流是否导致皮层中的足够的电流密度。 例如,电流密度可能需要足够高以在患者中诱导用于确定特定刺激部位的激活阈值的响应,或者电流密度可能需要足够高以执行特定治疗。 如果电流密度不足,则该方法通过选择多个电极的子集,并且经由电极的子集将电流施加到皮层来继续。 例如,如果电流密度在脉冲发生器的大致最大输出处施加到整个多个电极上时电流密度不足,则来自脉冲发生器的电流电平可以仅施加到电极的子集 有效增加有源电极皮质中的电流密度。
    • 5. 发明申请
    • METHODS FOR TREATING NEUROLOGICAL DISORDERS, INCLUDING NEUROPSYCHIATRIC AND NEUROPSYCHOLOGICAL DISORDERS, AND ASSOCIATED SYSTEMS
    • 治疗神经系统疾病的方法,包括神经传感器和神经心理疾病及其相关系统
    • WO2008017055A2
    • 2008-02-07
    • PCT/US2007/075129
    • 2007-08-02
    • NORTHSTAR NEUROSCIENCE, INC.FOWLER, BradGLINER, Bradford, EvanSHEFIELD, W., DouglasSLOAN, Leif, R.
    • FOWLER, BradGLINER, Bradford, EvanSHEFIELD, W., DouglasSLOAN, Leif, R.
    • A61N1/32
    • A61N1/36082
    • Methods for treating neurological disorders, including neuropsychiatric and neuropsychological disorders, and associated systems are disclosed. One such method includes identifying one or more neural populations, including a cortical target neural population, associated with a neurological condition. The method can further include comparing a patient-specific measure of a characteristic parameter for a selected one of the neural populations with a target measure for the same parameter. If the patient-specific measure differs from the target measure by at least a target amount, the method can include selecting an electrical signal polarity, frequency, or both polarity and frequency based at least in part on the difference between the patient-specific measure and the target measure. The method can further include applying electrical signals to the target neural population at the selected signal polarity, frequency, or both polarity and frequency to reduce the difference between the patient- specific measure and the target measure.
    • 公开了用于治疗神经障碍(包括神经精神病学和神经心理障碍)和相关系统的方法。 一种这样的方法包括识别一个或多个神经群体,包括与神经病症相关的皮层目标神经群体。 该方法可以进一步包括将针对所选择的一个神经群体的特征参数的患者特异性测量值与针对相同参数的目标测量值进行比较。 如果患者特异性测量与目标测量相差至少目标量,则该方法可以包括至少部分地基于患者特异性测量与患者特异性测量之间的差异来选择电信号极性,频率或极性和频率两者 目标措施。 该方法可以进一步包括以选定的信号极性,频率或极性和频率两者向目标神经群体施加电信号以减小患者特异性测量值和目标测量值之间的差异。
    • 8. 发明申请
    • APPARATUS AND METHODS FOR APPLYING NEURAL STIMULATION TO A PATIENT
    • 将患者应用于神经刺激的装置和方法
    • WO2005011805A2
    • 2005-02-10
    • PCT/US2004/025010
    • 2004-08-02
    • NORTHSTAR NEUROSCIENCE, INC.FOWLER, BradGLINER, Bradford, Evan
    • FOWLER, BradGLINER, Bradford, Evan
    • A61N
    • A61N1/36082A61N1/0531A61N1/0539
    • Systems and methods for neural stimulation may include a stimulus unit; a first electrode assembly having a first set of contacts; and a second set of contacts. The stimulus unit can be an implantable pulse generator including a first terminal that can be biased at a first signal polarity and a second terminal that can be biased at a second signal polarity. The first electrode assembly includes a support member configured to be placed at the stimulation site, the first set of contacts carried by the support member, and a first lead configured to be attached to the first terminal of the implantable pulse generator for biasing the surface contacts at the first polarity. The second set of contacts is detached from the surface electrode assembly. The second set of contacts can be one or more conductive elements fixed to or forming portions of the implantable pulse generator, or a separate electrode array.
    • 用于神经刺激的系统和方法可以包括刺激单位; 具有第一组触点的第一电极组件; 和第二组联系人。 刺激单元可以是可植入脉冲发生器,其包括可以以第一信号极性偏置的第一端子和可以以第二信号极性偏置的第二端子。 第一电极组件包括被配置为放置在刺激部位的支撑构件,由支撑构件承载的第一组触点,以及构造成附接到可植入脉冲发生器的第一端子的第一引线,用于偏置表面触点 在第一极性。 第二组触点与表面电极组件脱离。 第二组触点可以是固定到可植入脉冲发生器的一部分或形成部分的一个或多个导电元件或单独的电极阵列。
    • 9. 发明申请
    • METHODS FOR ESTABLISHING PARAMETERS FOR NEURAL STIMULATION, INCLUDING VIA PERFORMANCE OF WORKING MEMORY TASKS, AND ASSOCIATED KITS
    • 用于建立神经刺激参数的方法,包括通过工作记忆任务的性能和相关工具
    • WO2009011947A1
    • 2009-01-22
    • PCT/US2008/060739
    • 2008-04-18
    • NORTHSTAR NEUROSCIENCE, INC.FOWLER, BradSLOAN, Leif, R.BORGERDING, Joleen
    • FOWLER, BradSLOAN, Leif, R.BORGERDING, Joleen
    • A61N1/36A61N1/05
    • A61N1/36082A61N1/0531A61N1/0534A61N1/36096
    • Methods for establishing parameters for neural stimulation, including via performance of working memory tasks, and associated kits, are disclosed. A method in accordance with one embodiment includes engaging a patient in a function controlled at least in part by a target neural population, and applying electromagnetic signals to the target neural population. A target parameter in accordance with which the electromagnetic signals are applied is adjusted, based at least in part on a characteristic of the patient's performance of the function. Electromagnetic signals are applied to the patient with the adjusted target parameter, and the patient's response to the electromagnetic signals, including the characteristic of the patient's performance, is evaluated. Based at least in part on the evaluation of the patient's response, an embodiment of the method includes determining whether to apply further electromagnetic signals to the patient, establishing a value of the target parameter for applying further electromagnetic signals to the patient, and/or adjusting another target parameter in accordance with which the electromagnetic signals are applied to the patient.
    • 公开了用于建立神经刺激参数的方法,包括通过执行工作记忆任务以及相关工具包。 根据一个实施例的方法包括使患者至少部分地由目标神经群体控制的功能并且向目标神经群体施加电磁信号。 至少部分地基于患者对功能的执行的特性来调整施加电磁信号的目标参数。 利用调整后的目标参数对病人施加电磁信号,评价病人对电磁信号的反应,包括病人的表现特点。 至少部分地基于对患者的反应的评估,该方法的实施例包括确定是否向患者施加进一步的电磁信号,建立用于向患者施加进一步的电磁信号的目标参数的值,和/或调整 电磁信号被施加到患者的另一目标参数。
    • 10. 发明申请
    • METHODS AND APPARATUS FOR EFFECTUATING A LASTING CHANGE IN A NEURAL-FUNCTION OF A PATIENT
    • 影响患者神经功能变化的方法和装置
    • WO2003035163A2
    • 2003-05-01
    • PCT/US2002/031127
    • 2002-09-27
    • VERTIS NEUROSCIENCE, INC.GLINER, Bradford, EvanFOWLER, BradFIRLIK, Andrew, D.BALZER, JeffreyLEVY, Alan, J.
    • GLINER, Bradford, EvanFOWLER, BradFIRLIK, Andrew, D.BALZER, JeffreyLEVY, Alan, J.
    • A61N1/00
    • A61N1/0531A61N1/0534A61N1/0539A61N1/36017A61N1/3605A61N1/36082A61N1/36103A61N1/3756
    • The following disclosure describes several methods and apparatus for intracranial electrical stimulation to treat or otherwise effectuate a change in neural-functions of a patient. Certain embodiments of methods in accordance with the invention electrically stimulate the brain at a stimulation site where neuroplasticity is occurring or is expected to occur. The stimulation site may be different than the region in the brain where neural activity is typically present to perform the particular neural function according to the functional organization of the brain. In one embodiment in which neuroplasticity related to the neural-function occurs in the brain, the method can include identifying the location where such neuroplasticity is present or expected to occur. In an alternative embodiment in which neuroplasticity is not occurring in the brain, an alternative aspect is to induce neuroplasticity at a stimulation site where it is expected to occur. Several embodiments of these methods that are expected to produce a lasting effect on the intended neural activity at the stimulation site use electrical pulses that increase the resting membrane potential of neurons at the stimulation site to a subthreshold level.
    • 以下公开内容描述了用于治疗或以其他方式实现患者神经功能变化的颅内电刺激的几种方法和装置。 根据本发明的方法的某些实施方案在神经可塑性发生或预期发生的刺激部位电刺激脑。 刺激部位可能不同于大脑中通常存在神经活动的区域,以根据脑的功能组织来执行特定的神经功能。 在与神经功能相关的神经可塑性发生在脑中的一个实施方案中,该方法可以包括鉴定存在或预期发生这种神经可塑性的位置。 在脑中不发生神经可塑性的替代实施方案中,替代方面是在预期发生的刺激位点处诱导神经可塑性。 预期对刺激部位的预期神经活动产生持久影响的这些方法的若干实施方案使用增加刺激部位的神经元的静息膜电位至亚阈值水平的电脉冲。