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    • 3. 发明授权
    • Implantable medical stimulation device having reconfigurable memory
    • 具有可重构存储器的植入式医疗刺激装置
    • US06535765B1
    • 2003-03-18
    • US09877623
    • 2001-06-08
    • Jorge N. Amely-VelezDro DarbidianSteven W. Badelt
    • Jorge N. Amely-VelezDro DarbidianSteven W. Badelt
    • A61N102
    • A61N1/37264A61N1/37211G06F12/0638
    • The implantable medical device is provided with typically equal portions of both random access memory (RAM) and read only memory (ROM) and a virtual memory space is defined equal to the amount of memory in one of the memory devices. In a specific example, the RAM and ROM provide 256K of memory each, with the virtual memory space also set to 256K. A zone control register is provided which specifies, for each of a set of predetermined zones within the virtual memory space, whether memory access commands are to be routed to RAM or ROM. Control bits within the zone control register may be reset to permit portions of memory to be remapped from one memory device to the other. By providing RAM and ROM each typically equal in size to the virtual memory space, software for use in the device may be tested and debugged using RAM then transferred to ROM for use in production devices. By providing dual RAM and ROM, software upgrades or software bug fixes are easily performed merely by downloading new software into RAM, then resetting the zone control register to point to RAM, rather than ROM. Additionally, when necessary, the overall virtual memory space may be expanded to encompass both the RAM and ROM thereby permitting access to greater quantities of memory.
    • 可植入医疗装置设置有随机存取存储器(RAM)和只读存储器(ROM)的通常相等的部分,并且将虚拟存储器空间定义为等于存储器件之一中的存储器量。 在一个具体的例子中,RAM和ROM提供256K的内存,虚拟内存空间也设置为256K。 提供一个区域控制寄存器,为虚拟存储器空间内的一组预定区域中的每一个指定存储器访问命令是否被路由到RAM或ROM。 区域控制寄存器内的控制位可能被复位,以允许存储器的一部分从一个存储器件重映射到另一个。 通过提供大体上与虚拟存储器空间相等的RAM和ROM,可以使用RAM测试和调试用于设备的软件,然后将其转移到ROM以用于生产设备。 通过提供双RAM和ROM,只需通过将新软件下载到RAM中即可轻松执行软件升级或软件错误修复,然后将区域控制寄存器重置为指向RAM而不是ROM。 另外,当需要时,整个虚拟存储器空间可以被扩展以包含RAM和ROM两者,从而允许访问更大量的存储器。
    • 5. 发明授权
    • External transmitter for implanted medical device
    • 用于植入医疗器械的外部发射器
    • US06477425B1
    • 2002-11-05
    • US09472071
    • 1999-12-23
    • Matthew NowickJames Malaney
    • Matthew NowickJames Malaney
    • A61N102
    • H02J50/12A61N1/08A61N1/37205A61N1/3787H02J7/025H02J50/90
    • An external transmitter assembly for powering and controlling an implanted medical device, wherein a battery drives first and second power supplies that energize a modulation circuit and an amplifier, respectively, to apply programmed current pulses to a transmitting antenna. The second power supply is output limited and couples through holdup capacitors and a filter network to the amplifier, allowing momentary high current operation without affecting oscillator or modulation portions of the circuit. The transmitting antenna has a diameter greater than that of the implanted receiving antenna, and is adhered to the skin of the patient over the implanted device and is tuned by a trimmer element to resonate at the resonant frequency of the receiver and enhance energy coupling between the two coils A local oscillator operating at high frequency is divided down to form a clock, and the pulse-defining modulation circuit includes an FPGA that controls pulse shape and timing regimens for a defined neurologic treatment. The two power supplies have high switching frequencies that are different from each other and from the main transmitter operating frequency to minimize aliasing effects between the units. In addition an auto power-down circuit connects the battery to the power supplies. Upon user actuation of the main power switch, that circuit connects power to boot the FPGA, which then provides a switching enable gate signal; the auto circuit disconnects the battery when the state of the FPGA signal indicates a treatment cycle is over. The auto power down circuit draws little power, thus assuring that battery life is unimpaired if the user forgets to turn off the transmitter, or leaves it in a shut down state for extended periods of time.
    • 一种用于为植入式医疗装置供电和控制的外部发射器组件,其中电池分别驱动分别对调制电路和放大器通电的第一和第二电源,以将编程的电流脉冲施加到发射天线。 第二个电源输出受限制,并通过保持电容和滤波器网络耦合到放大器,允许瞬时高电流工作,而不影响电路的振荡器或调制部分。 发射天线的直径大于植入的接收天线的直径,并且通过植入装置粘附到患者的皮肤上,并且通过修剪元件调谐以在接收器的谐振频率处谐振并且增强接收天线之间的能量耦合 两个线圈以高频率工作的本地振荡器被分频以形成时钟,并且脉冲定义调制电路包括控制脉冲形状和定时方案以用于定义的神经治疗的FPGA。 两个电源具有彼此不同的高开关频率和主发射机工作频率,以最小化单元之间的混叠效应。 此外,自动断电电路将电池连接到电源。 当用户激活主电源开关时,该电路连接电源引导FPGA,然后提供开关使能门信号; 当FPGA信号的状态表示处理周期结束时,自动电路断开电池。 自动关机电路消耗的电量很小,因此如果用户忘记关闭发射机,或者长时间将其关闭,可以确保电池寿命不受影响。
    • 6. 发明授权
    • Medical information device
    • 医疗信息设备
    • US06356789B1
    • 2002-03-12
    • US09182190
    • 1998-10-30
    • Hans-Josef HinssenHeinz Michael Zollner
    • Hans-Josef HinssenHeinz Michael Zollner
    • A61N102
    • G16H40/40G06F19/00G16H10/65G16H40/63
    • Described is a data processing unit for the telemetric adjustment of an implant and for telemetric communication between the implant and a data device. The data device comprises a control unit for processing the data entered, a memory unit for saving the data supplied, an entry unit for entry of data, a display unit for display of data, a telemetry unit for transfer of data to the implant or vice versa; and at least one reading device to read and/or write on a first and second data carrier, whereby, on the first data carrier, one can store the status data transferred to the implant, and, on the second data carrier, the administrative data pertaining to the implant.
    • 描述了用于植入物的遥测调整和植入物与数据装置之间的遥测通信的数据处理单元。 数据装置包括用于处理输入的数据的控制单元,用于保存所提供的数据的存储单元,用于输入数据的输入单元,用于显示数据的显示单元,用于将数据传送到植入物或副图形的遥测单元 反之亦然 以及用于读取和/或写入第一和第二数据载体的至少一个读取装置,由此在第一数据载体上可以存储传送到植入物的状态数据,并且在第二数据载体上存储管理数据 属于植入物。
    • 10. 发明授权
    • Burr hole cap for fixation of cranial lead
    • 用于颅骨固定的钻孔帽
    • US06321104B1
    • 2001-11-20
    • US09186491
    • 1998-11-05
    • Frans L. H. GielenW A. J. Elands
    • Frans L. H. GielenW A. J. Elands
    • A61N102
    • A61N1/0529A61N1/0539
    • A system and method are provided for anchoring a cranial lead or catheter member within a cranial burr hole in a patient, utilizing a feed-through subassembly which permits a lead to be eccentrically positioned with respect to the center of the burr hole, enabling fixation of the lead to the skull while the lead is maintained stereotactically rigid. The feed-through, or anchoring assembly comprises a burr hole element which is positioned within the burr hole, having a radial slit which extends axially through the piece and has a groove for receiving and containing an O-ring, which O-ring is adjustably positioned radially along the slit in accordance with the target position. The O-ring is made of a compressive material, and has a center orifice which closely receives the lead. When the lead is inserted through the O-ring and stereotactically positioned, a clamping element is secured in place above the O-ring, compressing it so as to squeeze it inward, thereby securing the lead while it is still stereotactically fixed.
    • 提供了一种系统和方法,用于将颅导联或导管构件固定在患者的头颅孔内,利用允许导线相对于钻孔中心偏心定位的直通子组件, 导致颅骨导致的立体定向僵硬。 馈通或锚定组件包括钻孔元件,该钻孔元件位于钻孔内,具有径向狭缝,其径向延伸穿过该片,并具有用于接收和容纳O形环的凹槽,O形环可调节 根据目标位置沿狭缝径向定位。 O形环由压缩材料制成,并且具有紧密接收引线的中心孔。 当引线通过O形环插入并且立体定位时,夹紧元件固定在O形环上方的位置,压缩它以便将其向内挤压,从而固定引线同时立体定位。