A wireless, self-powered smart insole for gait monitoring and recognition via nonlinear synergistic pressure sensing DOI Creative Commons

Qi Wang,

Hui Guan, Chen Wang

et al.

Science Advances, Journal Year: 2025, Volume and Issue: 11(16)

Published: April 16, 2025

Wearable insole-based pressure sensor systems have gained attention for continuous gait monitoring, showing potential preventing, diagnosing, and treating conditions such as lumbar degenerative disease diabetic foot ulcers. However, challenges nonlinear response, low stability, energy limitations hindered widespread adoption. Here, we report a fully integrated, self-powered, wireless smart insole designed plantar monitoring real-time visualization analysis of gait. The uses synergistic strategy, achieving remarkable linearity ( R 2 > 0.999 over 0 to 225 kilopascals) high durability (>180,000 compression cycles). Powered by flexible solar cells, the features 22 sensors, enabling spatially resolved mapping on smartphone interface. Integration support vector machine model further enables accurate recognition eight motion states, including static (e.g., sitting standing) dynamic walking, running, squatting) activities. provides practical solution improving clinical assessments, personalized treatments, biomechanics research.

Language: Английский

Super-elastic and Multifunctional Graphene Aerogels with Multilayer Cross-linked Pore Structure for Dynamic Force Sensing Arrays DOI
Wenting Zhang, Shilin Liu, Xiaoyu Liang

et al.

Carbon, Journal Year: 2025, Volume and Issue: unknown, P. 120105 - 120105

Published: Feb. 1, 2025

Language: Английский

Citations

0
Synergistic Structured Flexible Pressure Sensors With Definable Operation Characteristics DOI Creative Commons

Taiqi Hu,

Taisong Pan, Dengji Guo

et al.

Published: March 10, 2025

ABSTRACT Flexible pressure sensor empowers the perception of external mechanical stimuli with flexible electronics. The adequate alignment between sensor's operation characteristics and application scenarios is crucial for maximizing performance. Achieving configuration sensitivity response threshold within single device framework expected to significantly enhance versatility across a variety applications. In this work, we present synergistic structural design (SSD) iontronic facilitate on‐demand characteristics. By incorporating customizable spacer gasket structure an interlocked microstructure ionic gel, can be adjusted cover both small‐pressure detection large operational ranges. With rational SSD configuration, SSD‐based achieves reaching up 1478.8 kPa −1 , along tunable from 11.2 Pa over 400 kPa. We demonstrate potential diverse human interactions Furthermore, scalable array units enables multitouch mapping. approach provides versatile strategy tailoring meet varying needs.

Language: Английский

Citations

0
Trends in Flexible Sensing Technology in Smart Wearable Mechanisms–Materials–Applications DOI Creative Commons
Sen Wang, Haorui Zhai, Qiang Zhang

et al.

Nanomaterials, Journal Year: 2025, Volume and Issue: 15(4), P. 298 - 298

Published: Feb. 15, 2025

Flexible sensors are revolutionizing our lives as a key component of intelligent wearables. Their pliability, stretchability, and diverse designs enable foldable portable devices while enhancing comfort convenience. Advances in materials science have provided numerous options for creating flexible sensors. The core their application areas like electronic skin, health medical monitoring, motion human-computer interaction is selecting that optimize sensor performance weight, elasticity, comfort, flexibility. This article focuses on sensors, analyzing "sensing mechanisms-materials-applications" framework. It explores development trajectory, material characteristics, contributions various domains such interaction. concludes by summarizing current research achievements discussing future challenges opportunities. expected to continue expanding into new fields, driving the evolution smart wearables contributing society.

Language: Английский

Citations

0
Emerging Frontiers in Triboelectric Nanogenerator for Biohealth Apparatus DOI
Yun Tang, Xiaoyu Liu, Yi Xiong

et al.

Nano Energy, Journal Year: 2025, Volume and Issue: unknown, P. 110844 - 110844

Published: March 1, 2025

Language: Английский

Citations

0
A Modular Sensing Insole System for Enhanced Gait Analysis and Foot Health Monitoring DOI Open Access

S. Vasantharathna,

T. B. Dinesh,

Naveen Raj S.P.

et al.

Journal of Trends in Computer Science and Smart Technology, Journal Year: 2025, Volume and Issue: 7(1), P. 1 - 13

Published: March 1, 2025

Plantar pressure measurement is an integral aspect of biomedical engineering, providing important insights for diagnosing and managing foot-related health conditions. This study introduces a modular piezoelectric sensing insole designed enhanced human gait analysis. The system incorporates force-sensitive resistors strategically placed to capture dynamic plantar data, which processed visualized using Python-based tools. Emphasizing portability, cost-effectiveness, real-time analysis, the identifies abnormal distributions classifies foot By integrating machine learning algorithm XGBoost, solution provides actionable insights, aiding healthcare professionals in early diagnosis preventive interventions. approach offers substantial benefits clinical settings, sports science, rehabilitation, bridging gap between technology personalized healthcare.

Language: Английский

Citations

0
A wireless, self-powered smart insole for gait monitoring and recognition via nonlinear synergistic pressure sensing DOI Creative Commons

Qi Wang,

Hui Guan, Chen Wang

et al.

Science Advances, Journal Year: 2025, Volume and Issue: 11(16)

Published: April 16, 2025

Wearable insole-based pressure sensor systems have gained attention for continuous gait monitoring, showing potential preventing, diagnosing, and treating conditions such as lumbar degenerative disease diabetic foot ulcers. However, challenges nonlinear response, low stability, energy limitations hindered widespread adoption. Here, we report a fully integrated, self-powered, wireless smart insole designed plantar monitoring real-time visualization analysis of gait. The uses synergistic strategy, achieving remarkable linearity ( R 2 > 0.999 over 0 to 225 kilopascals) high durability (>180,000 compression cycles). Powered by flexible solar cells, the features 22 sensors, enabling spatially resolved mapping on smartphone interface. Integration support vector machine model further enables accurate recognition eight motion states, including static (e.g., sitting standing) dynamic walking, running, squatting) activities. provides practical solution improving clinical assessments, personalized treatments, biomechanics research.

Language: Английский

Citations

0