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相关实验视频

Updated: May 24, 2025

Surgical Training for the Implantation of Neocortical Microelectrode Arrays Using a Formaldehyde-fixed Human Cadaver Model
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一个紧的头皮下设备供电脑植入物.

Jeremiasz Dados, Rylee Faherty, Gabrielle Summers

    Annual International Conference of the IEEE Engineering in Medicine and Biology Society. IEEE Engineering in Medicine and Biology Society. Annual International Conference
    |March 5, 2025
    PubMed
    概括

    这项研究介绍了一种用于供电无线植入式医疗设备的新型射频发射系统. 这种由电池驱动的设备提供脉冲射频信号,模拟用于医疗应用的大型设备.

    科学领域:

    • 电气工程 电气工程
    • 生物医学工程 生物医学工程
    • 无线通信无线通信

    背景情况:

    • 无线植入式医疗设备需要高效的电源解决方案.
    • 现有的电力系统往往依赖于庞大的外部设备.
    • 微型化和无线电力传输是关键的挑战.

    研究的目的:

    • 设计和演示一个紧的射频发射系统供电无线植入式医疗设备.
    • 模拟传统,更大的功率组件的功能.
    • 为了实现下一代植入式设备的开发.

    主要方法:

    • 开发一个人尺寸,电池驱动的概念验证射频发射器.
    • 使用433 MHz的信号频率.
    • 使用脉冲功率传输 (~500μs/s脉冲) 在~30dBm.
    • 与发射器 (Tx) 线圈的集成.

    主要成果:

    • 成功展示了一个紧的射频发射系统.
    • 在脉冲运行中实现了~30dBm的输出功率.
    • 该设备有效地模拟了重的功能发电机和功率放大器.
    • 概念验证验证了用于植入式设备供电的系统设计.

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    结论:

    • 开发的射频发射系统为供电无线植入式医疗设备提供了可行的小型化解决方案.
    • 这项技术可以取代传统的大型电源.
    • 它为更先进和综合的植入式医疗技术铺平了道路.