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ISSCC 2020Session 34 · BIOMEDICAL SENSING, STIMULATION & HARVESTINGMedical & Bio

An 8.2mm3 Implantable Neurostimulator with Magnetoelectric Power and Data Transfer

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📋 论文概要

本文设计了一款体积仅8.2mm³的植入式神经刺激器,利用磁电耦合实现无线能量传输和数据通信,解决了传统RF供电在微型植入物中尺寸与效率的难题。

💡 主要创新点

重要性
发表年份
ISSCC 2020

🏷 关键词

植入式神经刺激器磁电耦合无线功率传输

📄 原文摘要

Amanda Singer, Jacob T. Robinson, Kaiyuan Yang Rice University, Houston, TX *Equally-Credited Authors (ECAs) Modulating the electrical activity in the nervous system has shown great potential for neuroscience research and clinical therapies. To reduce risks of infection and restrictions in subject mobility, neuromodulators must be miniaturized and untethered. Safe and reliable wireless power transfer and data delivery with the required size and power constraints is still one of the fundamental challenges in developing miniature neural interfaces. A few wireless neural implants powered by RF, inductive coupling [1-3], ultrasound [4], and optics [5] have been reported; however, existing solutions cannot simultaneously achieve implant miniaturization, system portability, functional flexibility, and subject mobility, while avoiding tissue heating due to body absorption of high-frequency EM waves [6], attenuation of

👥 作者与机构

Zhanghao Yu*, Joshua C. Chen*, Benjamin W. Avants, Yan He,

分类:Medical & Bio · 年份:ISSCC 2020