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Related Experiment Video

Updated: Dec 20, 2025

A Detailed Protocol for Perspiration Monitoring Using a Novel, Small, Wireless Device
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Integrated Smart Janus Textile Bands for Self-Pumping Sweat Sampling and Analysis.

Xuecheng He1, Shijie Yang1, Quanbing Pei1

  • 1Research Center for Bioengineering and Sensing Technology, University of Science and Technology Beijing, 30 Xueyuan Road, Beijing 100083, P. R. China.

ACS Sensors
|May 30, 2020
PubMed
Summary

This study presents a novel Janus textile band for effective sweat collection and analysis. The wearable sensor offers continuous, noninvasive health monitoring by detecting multiple biomarkers in sweat.

Keywords:
Janus textilesbandselectrochemical detectionsweatwearable

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Area of Science:

  • Biomedical Engineering
  • Materials Science
  • Analytical Chemistry

Background:

  • Wearable sweat sensors are crucial for noninvasive, real-time health monitoring.
  • Effective sweat sampling remains a significant challenge for current wearable technologies.
  • Integrated platforms are needed to combine sweat collection with sensitive biosensing.

Purpose of the Study:

  • To develop an intelligent Janus textile band for improved sweat sampling and analysis.
  • To integrate self-pumping sweat collection, comfortable microclimate, and electrochemical biosensing.
  • To enable continuous, molecular-level health insights via a wearable platform.

Main Methods:

  • Fabrication of a Janus textile using electrospinning of hydrophobic polyurethane nanofibers onto superhydrophilic gauze.
  • Utilizing a contact-pumping model for unidirectional sweat transport from skin to electrode.
  • On-body experimentation for sensitive detection of multiple biomarkers in collected sweat.

Main Results:

  • The Janus textile demonstrated effective, unidirectional sweat transport from the skin to the electrode surface.
  • Sensitive electrochemical detection of glucose, lactate, potassium (K+), and sodium (Na+) in pumped sweat was achieved.
  • The wearable platform provided physiological comfort during on-body experimentation.

Conclusions:

  • The intelligent Janus textile band successfully addresses the challenge of sweat sampling for wearable biosensors.
  • This integrated platform offers a reinforced and controlled pathway for biofluid analysis with enhanced user comfort.
  • The developed technology advances personalized health monitoring through noninvasive, real-time molecular insights.