An Inertial Measurement Unit Based Method to Estimate Hip and Knee Joint Kinematics in Team Sport Athletes on the Field

作者： Bram J.C. Bastiaansen*1, Erik Wilmes*2, Michel S. Brink1, Cornelis J. de Ruiter2, Geert J.P. Savelsbergh2, Annemarijn Steijlen3, Kaspar M.B. Jansen3, Frans C.T. van der Helm4, Edwin A. Goedhart5, Doris van der Laan6, Riemer J.K. Vegter1, Koen A.P.M. Lemmink1 1Center for Human Movement Sciences, University Medical Center,University of Groningen, 2Department of Human Movement Sciences, Faculty of Behavioural and Movement Sciences,Vrije Universiteit Amsterdam, 3Emerging Materials, Department of Design Engineering,Delft University of Technology, 4Department of Biomechanical Engineering,Delft University of Technology, 5FIFA Medical Center,Royal Netherlands Football Association, 6Royal Dutch Hockey Association

简介：

Overview

This study focuses on monitoring athletes' lower extremities to enhance performance and reduce injury risks in team sports. By utilizing inertial measurement units (IMUs), the research aims to provide detailed insights into athletes' kinematics during training and competition.

Key Study Components

Area of Science

• Sports Science
• Biomechanics
• Injury Prevention

Background

• Monitoring training and recovery is crucial for athletic performance.
• Current methods often overlook the lower extremities.
• Team sports involve dynamic movements that increase injury risk.
• Muscle injuries are prevalent in sports like soccer and hockey.

Purpose of Study

• To improve monitoring of athletes' lower extremities.
• To reduce muscle injuries through better data collection.
• To enhance overall athletic performance using advanced sensor technology.

Methods Used

• Attaching multiple IMUs to key anatomical locations on the lower body.
• Calibrating sensors through specific movements to ensure accuracy.
• Conducting a 30-meter linear sprint test to gather kinematic data.
• Using MATLAB for data processing and analysis of kinematic variables.

Main Results

• Detailed kinematic data was obtained during sprint tests.
• Sensor placement and calibration were critical for accurate measurements.
• The method showed potential for reducing injury risks.
• Integration with smart garments could enhance future applications.

Conclusions

• Monitoring lower extremity kinematics can optimize athlete training.
• The use of IMUs provides valuable insights into performance metrics.
• Future research may focus on integrating these methods into wearable technology.

Frequently Asked Questions