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ISSCC 2009Session 25 · MEDICALMedical & Bio

A Wireless and Batteryless 130mg 300µW 10b Implantable Blood-Pressure-Sensing Microsystem for Real-Time Genetically Engineered Mice Monitoring

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📋 论文概要

该论文提出了一种用于小鼠体内实时血压监测的无线无电池植入式微系统,重量仅130mg,功耗300µW,解决了长期在体血压监测缺乏合适方案的问题。

💡 主要创新点

核心指标
130mg重量,300µW功耗,10b精度
重要性
发表年份
ISSCC 2009

🏷 关键词

无线无电池植入式微系统血压监测

📄 原文摘要

Genetic engineering of mice DNA sequences, together with in vivo real-time blood pressure measurement is crucial for identifying an animal’s genetic variation susceptibility to cardiovascular-related diseases. However, there is no adequate solution for long-term in vivo blood pressure monitoring to date. Due to the small size of laboratory mice, a miniature, light-weight, wireless, batteryless, implantable microsystem is highly critical to capture accurate biological signals from an untethered animal in its natural habitat, thus eliminating stress and post-implant trauma-induced information distortion. Furthermore, miniaturization of a packaged system is essential for interfacing with a mouse’s arteries, which exhibit a small diameter of only 200µm, and is crucial for achieving a reliable sensor-artery contact for accurate measurement. The small artery renders intra-vascular stent-based blood-pressuresensing techniques infeasible. Remote RF powering has been widely used for

👥 作者与机构

Peng Cong, Nattapon Chaimanonart, Wen H. Ko, Darrin J. Young

Case Western Reserve University, Cleveland, OH

分类:Medical & Bio · 年份:ISSCC 2009