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    • 3. 发明授权
    • Hybrid rectification for recharging an implantable medical device
    • 用于为可植入医疗设备再充电的混合整流
    • US08271089B2
    • 2012-09-18
    • US12418291
    • 2009-04-03
    • David A. DinsmoorTodd A. KallmyerJoel A. AndersonTimothy J. Denison
    • David A. DinsmoorTodd A. KallmyerJoel A. AndersonTimothy J. Denison
    • A61N1/378
    • A61N1/3787H02J7/025H02J50/10
    • A charging system is disclosed. In one embodiment, the system includes a charging unit having a primary coil, and an implantable medical device comprising a secondary coil to receive charge from the primary coil. The implantable medical device further includes a half-wave voltage-doubling rectifier coupled to the secondary coil, a full-wave rectifier coupled to the secondary coil, and a rechargeable power source. Control logic is provided to periodically configure the rechargeable power source to receive charge from a selected one of the voltage-doubling circuit and the full-wave rectifier in a manner that increases rate at which charge is transferred from the secondary coil to the rechargeable power source. The control logic may configure the rechargeable power source to receive charge based on one or more monitored conditions which may include, for example, an indication of a current, a voltage, a coupling coefficient, back-scatter, and temperature.
    • 公开了一种充电系统。 在一个实施例中,系统包括具有初级线圈的充电单元和包括用于接收来自初级线圈的电荷的次级线圈的可植入医疗装置。 可植入医疗装置还包括耦合到次级线圈的半波倍压整流器,耦合到次级线圈的全波整流器和可再充电电源。 提供控制逻辑以周期性地配置可再充电电源,以便以增加电荷从次级线圈传递到可再充电电源的速率的方式从所选倍压电路和全波整流器中接收电荷 。 控制逻辑可以配置可再充电电源以基于一个或多个监视的条件来接收电荷,这些状态可以包括例如电流,电压,耦合系数,反向散射和温度的指示。
    • 4. 发明申请
    • HYBRID RECTIFICATION FOR RECHARGING AN IMPLANTABLE MEDICAL DEVICE
    • 用于补充可植入医疗器械的混合整流器
    • US20100256710A1
    • 2010-10-07
    • US12418291
    • 2009-04-03
    • David A. DinsmoorTodd A. KallmyerJoel A. AndersonTimothy J. Denison
    • David A. DinsmoorTodd A. KallmyerJoel A. AndersonTimothy J. Denison
    • A61N1/02H02J7/00
    • A61N1/3787H02J7/025H02J50/10
    • A charging system is disclosed. In one embodiment, the system includes a charging unit having a primary coil, and an implantable medical device comprising a secondary coil to receive charge from the primary coil. The implantable medical device further includes a half-wave voltage-doubling rectifier coupled to the secondary coil, a full-wave rectifier coupled to the secondary coil, and a rechargeable power source. Control logic is provided to periodically configure the rechargeable power source to receive charge from a selected one of the voltage-doubling circuit and the full-wave rectifier in a manner that increases rate at which charge is transferred from the secondary coil to the rechargeable power source. The control logic may configure the rechargeable power source to receive charge based on one or more monitored conditions which may include, for example, an indication of a current, a voltage, a coupling coefficient, back-scatter, and temperature.
    • 公开了一种充电系统。 在一个实施例中,系统包括具有初级线圈的充电单元和包括用于接收来自初级线圈的电荷的次级线圈的可植入医疗装置。 可植入医疗装置还包括耦合到次级线圈的半波倍压整流器,耦合到次级线圈的全波整流器和可再充电电源。 提供控制逻辑以周期性地配置可再充电电源,以便以增加电荷从次级线圈传递到可再充电电源的速率的方式从所选倍压电路和全波整流器中接收电荷 。 控制逻辑可以配置可再充电电源以基于一个或多个监视的条件来接收电荷,这些状态可以包括例如电流,电压,耦合系数,反向散射和温度的指示。
    • 6. 发明授权
    • Implantable medical devices and systems having power management for recharge sessions
    • 可植入医疗设备和具有充电会话电源管理的系统
    • US09042995B2
    • 2015-05-26
    • US12699830
    • 2010-02-03
    • David A. DinsmoorJoel A. AndersonTimothy Denison
    • David A. DinsmoorJoel A. AndersonTimothy Denison
    • A61N1/378
    • A61N1/378
    • Implantable devices and related systems utilize power management features in conjunction with a recharge circuit that includes a coil and capacitance. The reactance such as the capacitance and/or inductance may be variable such that in the event of an overcharge condition, the reactance may be varied to change the resonant frequency of the circuit of the coil from the recharge frequency to another frequency to reduce the power being received. Other power management features may additionally or alternatively be employed. For instance, the device may send an uplink telemetry signal to an external device to request that recharge power be decreased. The device may switch additional resistance into the circuit of the coil to reduce the Q of the circuit. As another example, the device may clamp the circuit of the coil to ground.
    • 可植入设备和相关系统利用电源管理功能与包括线圈和电容的再充电电路相结合。 诸如电容和/或电感的电抗可以是可变的,使得在过充电条件的情况下,可以改变电抗以将线圈的电路的谐振频率从再充电频率改变到另一个频率以减小功率 被收到 可以额外地或替代地使用其他功率管理特征。 例如,设备可以向外部设备发送上行链路遥测信号,以请求减少补充功率。 器件可以将额外的电阻切换到线圈的电路中以减少电路的Q。 作为另一示例,该装置可以将线圈的电路钳位到地。
    • 7. 发明申请
    • IMPLANTABLE MEDICAL DEVICES AND SYSTEMS HAVING POWER MANAGEMENT FOR RECHARGE SESSIONS
    • 具有电力管理的可植入医疗器械和系统用于充电会议
    • US20110190853A1
    • 2011-08-04
    • US12699830
    • 2010-02-03
    • David A. DinsmoorJoel A. AndersonTimothy Denison
    • David A. DinsmoorJoel A. AndersonTimothy Denison
    • A61N1/378
    • A61N1/378
    • Implantable devices and related systems utilize power management features in conjunction with a recharge circuit that includes a coil and capacitance. The reactance such as the capacitance and/or inductance may be variable such that in the event of an overcharge condition, the reactance may be varied to change the resonant frequency of the circuit of the coil from the recharge frequency to another frequency to reduce the power being received. Other power management features may additionally or alternatively be employed. For instance, the device may send an uplink telemetry signal to an external device to request that recharge power be decreased. The device may switch additional resistance into the circuit of the coil to reduce the Q of the circuit. As another example, the device may clamp the circuit of the coil to ground.
    • 可植入设备和相关系统利用电源管理功能与包括线圈和电容的再充电电路相结合。 诸如电容和/或电感的电抗可以是可变的,使得在过充电条件的情况下,可以改变电抗以将线圈的电路的谐振频率从再充电频率改变到另一频率以减小功率 被收到 可以额外地或替代地使用其他功率管理特征。 例如,设备可以向外部设备发送上行链路遥测信号,以请求减少补充功率。 器件可以将额外的电阻切换到线圈的电路中以减少电路的Q。 作为另一示例,该装置可以将线圈的电路钳位到地。