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Wearable Triboelectric Sensor Fabricated with Cooperative Jet Printing and Magnetization-Induction Method for Human
Yuan Wan1, Kuan He1, Zhaoya Chen1
1Guangdong Provincial Key Laboratory of micro/Nano Optomechatronics Engineering, College of Mechatronics and Control Engineering, Shenzhen University, Shenzhen 518060, China.
ACS Sensors
|October 14, 2025
Summary
A novel wearable triboelectric nanogenerator with a magnetic microcone array (MMA-TENG) offers cost-effective foot health monitoring. This smart insole system achieves high accuracy in gait monitoring, personal identification, and flatfoot detection.
Area of Science:
- Materials Science
- Biomedical Engineering
- Wearable Technology
Background:
- Effective foot health monitoring requires objective, cost-effective solutions.
- Wearable electronics offer significant potential for foot health applications.
- Existing methods may lack accuracy or affordability.
Purpose of the Study:
- To develop a novel wearable triboelectric nanogenerator with a magnetic microcone array (MMA-TENG) for human gait monitoring.
- To create a deep learning-enabled smart insole system for comprehensive foot health assessment.
- To demonstrate the cost-effectiveness and mass-producibility of the developed technology.
Main Methods:
- Fabrication of MMA-TENG using cooperative jet printing and magnetization-induction.
- Optimization of fabrication parameters for enhanced device performance.
- Development of a smart insole system integrating MMA-TENGs, a ConvNeXT deep learning algorithm, and a portable circuit board.
Main Results:
- The MMA-TENG exhibits high sensitivity and fast response for long-term pressure sensing.
- The smart insole system achieved 99.74% accuracy for personal identification and 99.54% for activity monitoring.
- Flatfoot detection was achieved with 99.35% accuracy.
Conclusions:
- The MMA-TENG is a promising, cost-effective solution for wearable foot health monitoring.
- The developed smart insole system demonstrates high accuracy in various foot health assessments.
- The technology shows potential for mass production and widespread application in personal health management.
