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    • 81. 发明授权
    • Method, system and device for processing failure
    • 处理故障的方法,系统和设备
    • US08040793B2
    • 2011-10-18
    • US12331125
    • 2008-12-09
    • Jianhua GaoDan Li
    • Jianhua GaoDan Li
    • G06F11/00H04L12/26H04L12/28
    • H04L41/0654H04L45/28H04L45/50H04Q11/0062H04Q2011/0081H04Q2011/0088
    • A method, a system, and a device for processing failure is provided; the method is applicable to a label switched path (LSP) including a first node, a second node, and at least one third node. The first node and the second node are adjacent nodes suffering communication breakdown. The first node restarts. The third node is a normal node closest to the restarted first node. When the communication between the first node and the second node is broken, the third node maintains control state information of the LSP in certain time. When the communication between the first node and the second node is recovered in the certain time, the first node, the second node, and the third node recover the control state information of the LSP. A failure processing system and a device on LSP are further provided. Therefore, when several nodes on the LSP suffer communication failures, the LSP can be reliably recovered.
    • 提供了一种处理故障的方法,系统和设备; 该方法适用于包括第一节点,第二节点和至少一个第三节点的标签交换路径(LSP)。 第一节点和第二节点是遭受通信故障的相邻节点。 第一个节点重启。 第三个节点是最靠近重新启动的第一个节点的普通节点。 当第一节点和第二节点之间的通信断开时,第三节点在一定时间内维护LSP的控制状态信息。 当第一节点和第二节点之间的通信在特定时间被恢复时,第一节点,第二节点和第三节点恢复LSP的控制状态信息。 还提供故障处理系统和LSP上的设备。 因此,当LSP上的多个节点发生通信故障时,可以可靠地恢复LSP。
    • 82. 发明申请
    • Therapy Delivery for Identified Tachyarrhythmia Episode Types
    • 治疗快速性心律失常发作类型
    • US20110218449A1
    • 2011-09-08
    • US13104439
    • 2011-05-10
    • William H. SauerShelley Marie CazaresDan Li
    • William H. SauerShelley Marie CazaresDan Li
    • A61B5/0464
    • A61N1/3622A61N1/3627
    • Methods and systems for identifying tachyarrhythmia episode types and delivering therapy to mitigate the identified tachyarrhythmia episode types are described. Electrogram signals of cardiac activity are sensed and stored by an implantable cardiac device. Tachyarrhythmia episodes are detected and tachyarrhythmia episode types are identified based on characteristics of the electrogram signals. In preparation for performing ablation, a tachyarrhythmia episode is induced. The features of the induced tachyarrhythmia episode are compared to characteristics of the identified episode types. A similarity between the induced tachyarrhythmia episode and at least one of the episode types identified from the stored electrogram signals is indicated to facilitate performing the ablation.
    • 描述了用于鉴定快速性心律失常发作类型并递送治疗以减轻所鉴定的快速性心律失常发作类型的方法和系统。 心脏活动的电图信号由可植入的心脏装置感测和储存。 检测到快速性心律失常发作,并根据电描记图信号的特征识别快速性心律失常发作类型。 为准备进行消融,诱发快速性心律失常发作。 将诱发的快速性心律失常发作的特征与鉴定的发作类型的特征进行比较。 指示诱导的快速性心律失常发作与从存储的电描记图信号识别的至少一种发作类型之间的相似性,以便于进行消融。
    • 84. 发明申请
    • USE OF SIGNIFICANT POINT METHODOLOGY TO PREVENT INAPPROPRIATE THERAPY
    • 使用重要的方法来预防不明原因的治疗
    • US20110172729A1
    • 2011-07-14
    • US13004582
    • 2011-01-11
    • Robert J. SweeneyDan Li
    • Robert J. SweeneyDan Li
    • A61N1/365A61N1/39
    • A61N1/36507A61B5/0464A61N1/3925
    • An apparatus example comprises a cardiac signal sensing circuit configured to provide a sensed cardiac signal representative of cardiac depolarization events of a subject, a sampling circuit coupled to the cardiac signal sensing circuit, a therapy circuit, and a controller communicatively coupled to the sampling circuit and the therapy circuit. The controller includes a detection module configured to detect tachyarrhythmia using the cardiac signal and a signal analysis module configured to establish significant points (SPs) of the sampled cardiac signal, estimate heart rate during the tachyarrhythmia using the SPs, and provide an indication of whether noise is present in the cardiac signal using the SPs. The controller is configured to select a therapy for delivery by the therapy circuit in response to the tachyarrhythmia detection and to modify the selected therapy according to the heart rate estimation and the noise indication.
    • 装置示例包括心脏信号感测电路,其被配置为提供表示对象的心脏去极化事件的感测心脏信号,耦合到心脏信号感测电路的采样电路,治疗电路和通信地耦合到采样电路的控制器,以及 治疗电路。 所述控制器包括检测模块,所述检测模块被配置为使用所述心脏信号来检测快速性心律失常;以及信号分析模块,所述信号分析模块被配置为建立所述采集的心脏信号的有效点(SP),使用所述SP在所述快速性心律失常期间估计心率,并且提供噪声 使用SP存在于心脏信号中。 控制器被配置为选择治疗电路响应于快速性心律失常检测的递送的治疗,并且根据心率估计和噪声指示修改所选择的治疗。
    • 87. 发明申请
    • METHOD AND APPARATUS FOR CLOSED-LOOP CONTROL OF ANTI-TACHYARRHYTHMIA PACING USING HEMODYNAMIC SENSOR
    • 使用血液动力学传感器进行抗沙眼衣原体闭环控制的方法和装置
    • US20100331905A1
    • 2010-12-30
    • US12877583
    • 2010-09-08
    • Dan LiCheng Zhang
    • Dan LiCheng Zhang
    • A61N1/365
    • A61N1/3622A61N1/3712
    • A cardiac rhythm management (CRM) system includes an implantable medical device that delivers anti-tachyarrhythmia therapies including anti-tachyarrhythmia pacing (ATP) and a hemodynamic sensor that senses a hemodynamic signal. The implantable medical device includes a hemodynamic sensor-controlled closed-loop ATP system that uses the hemodynamic signal for ATP capture verification. When ATP pulses are delivered according to a selected ATP protocol to terminate a tachyarrhythmia episode, the implantable medical device performs the ATP capture verification by detecting an effective cardiac contraction from the hemodynamic signal. The ATP protocol is adjusted using an outcome of the ATP capture verification.
    • 心律管理(CRM)系统包括可植入的医疗装置,其传递抗心律失常疗法,包括抗心动过速起搏(ATP)和感测血液动力学信号的血液动力学传感器。 可植入医疗装置包括血液动力学传感器控制的闭环ATP系统,其使用血流动力学信号进行ATP捕获验证。 当根据选定的ATP方案递送ATP脉冲以终止快速性心律失常发作时,可植入医疗装置通过从血液动力学信号检测有效的心脏收缩来执行ATP捕获验证。 使用ATP捕获验证的结果调整ATP方案。
    • 89. 发明授权
    • Redundancy elimination by aggregation of multiple chunks
    • 通过多个块的聚合来消除冗余
    • US07814284B1
    • 2010-10-12
    • US11624352
    • 2007-01-18
    • Gideon GlassMaxim MartynovQiwen ZhangEtai Lev RanDan Li
    • Gideon GlassMaxim MartynovQiwen ZhangEtai Lev RanDan Li
    • G06F12/00
    • H04L69/04H03M7/30H04L49/90
    • A data redundancy elimination system. In particular implementations, a method includes storing in a memory one or more aggregation trees, each aggregation tree comprising one or more base chunk nodes and one or more super chunk nodes, wherein each base chunk node comprises a chunk signature and corresponding raw data, and wherein super chunk nodes correspond to child base chunk nodes and include a chunk signature; receiving a data block; dividing the data block into a plurality of base chunks, each base chunk having a degree value characterizing the occurrence probability of the base chunk; computing chunk signatures for the plurality of base chunks; applying a super chunk rule to contiguous sequences of base chunks of the plurality of base chunks to create one or more aggregation trees, wherein the super chunk rule aggregates base chunks based on the respective occurrence probabilities of the base chunks; identifying one or more nodes in the one or more created aggregation trees that match corresponding nodes of the aggregation trees in the memory; compressing the received data block based on the identified nodes; and conditionally adding the one or more created aggregation trees to the memory.
    • 数据冗余消除系统。 在特定实现中,一种方法包括在存储器中存储一个或多个聚合树,每个聚合树包括一个或多个基本块节点和一个或多个超级块节点,其中每个基本块节点包括块签名和对应的原始数据,以及 其中超块节点对应于子基本块节点并且包括块签名; 接收数据块; 将数据块划分成多个基本块,每个基本块具有表征基本块的发生概率的度数值; 计算所述多个基本块的块签名; 对所述多个基本块的基本块的连续序列应用超块规则以创建一个或多个聚合树,其中所述超块规则基于所述基本块的各自的发生概率来聚合基本块; 识别与存储器中的聚合树的相应节点匹配的一个或多个创建的聚合树中的一个或多个节点; 基于所识别的节点来压缩所接收的数据块; 并有条件地将一个或多个创建的聚合树添加到存储器。