相关实验视频

Updated: May 6, 2026

A Microfluidic Device with Groove Patterns for Studying Cellular Behavior

A Microfluidic Device with Groove Patterns for Studying Cellular Behavior

Published on: August 30, 2007

一个带有六角微腔通道的Janus织物,用于有效的尿液输送和精确的生理监测

Shijuan Song¹, Wenhao Zhou¹, Xinyue Wei¹

¹Key Laboratory of Synthetic and Natural Functional Molecule Chemistry of Ministry of Education, College of Chemistry & Materials Science, Northwest University, Xi'an 710127, China.

|February 21, 2025

概括

一个新的Janus织物可穿戴传感器有效地管理尿液流量,以实时监控. 该设备精确检测多巴胺 (DA) 和尿酸 (UA),具有高灵敏度和广泛的检测范围,改进了可穿戴健康技术.

科学领域:

材料科学材料科学材料科学
电化学电化学电化学
可穿戴技术可穿戴技术

背景情况:

用于尿液监测的可穿戴电化学传感器受限于管理液体运输的挑战.
缺乏积极的管理机制阻碍了尿液中分析物的准确,实时检测.

研究的目的:

开发一种可穿戴的电化学传感器,用于定向尿运输和同时检测多巴胺 (DA) 和尿酸 (UA).
通过引入主动液体管理系统来解决当前可穿戴传感器的局限性.

主要方法:

使用一次性面部毛巾,组装一个带有六角微腔通道 (HMJ-FT) 的Janus织物.
将HMJ-FT集成到可穿戴电化学传感器 (HMJ-传感器) 中,用于尿液分析.
评估传感器在检测DA和UA方面的性能,包括检测极限 (LOD) 和检测范围.

主要成果:

该HMJ-传感器证明了有效和快速操纵尿运输,防止积累和反流.
达到了DA的10.0770 nM和UA的1.4100 nM的低LOD.
显示了迄今为止最广泛的检测范围 (DA:0.0360-4000μM;UA:0.0050-6000μM).
经过120天的储存和严格的物理处理 (曲,摩擦,洗) 后,保持了出色的检测性能,表明高稳定性和可靠性.

结论:

开发的HMJ传感器为尿液运输操纵提供了一种新的策略,并增强了检测能力.
传感器的设计解决了当前可穿戴尿液监测系统的关键局限性.
这项技术具有很大的潜力,可以在生理和临床环境中推进可穿戴应用和医疗监测.

关键词:

雅努斯 (Janus) 的面料是雅努斯的面料.多巴胺是多巴胺的一种.液体运输液体运输的运输方式尿酸是什么尿酸是什么尿酸是什么尿液监测尿液监测可穿戴的电化学传感器

更多相关视频

Scalable Fabrication of Stretchable, Dual Channel, Microfluidic Organ Chips

Scalable Fabrication of Stretchable, Dual Channel, Microfluidic Organ Chips

Published on: October 20, 2018

$Fabrication of Refractive-index-matched Devices for Biomedical Microfluidics$ 09:54

Fabrication of Refractive-index-matched Devices for Biomedical Microfluidics

Published on: September 10, 2018

相关概念视频

Filtration and Urine Formation

Filtration and Urine Formation

The function of the kidneys is to filter, reabsorb, secrete, and excrete. Every day the kidneys filter nearly 180 liters of blood, initially removing water and solutes but ultimately returning nearly all filtrates into circulation with the help of osmoregulatory hormones. This process removes wastes and toxins but is also crucial to maintain water and electrolyte levels. Most of these functions are performed by the tiny but numerous nephrons contained within the kidneys.

Physiology of Urine Formation

Physiology of Urine Formation

Urine formation is an essential function of the human body. It plays a critical role in maintaining homeostasis by regulating the volume and composition of body fluids. The kidneys, the primary organs involved in this process, filter blood to remove waste products and excess substances, ultimately producing urine.
Glomerular Filtration
The first stage in urine formation is glomerular filtration. Each kidney contains approximately 1 million nephrons, the functional units of filtration, with a...