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Asymmetric Walkway: A Novel Behavioral Assay for Studying Asymmetric Locomotion
Published on: January 15, 2016
Gait dynamics on an inclined walkway
Andrew Stuart McIntosh1, Karen T Beatty, Leanne N Dwan
1School of Safety Science, The University of New South Wales, Sydney 2052, Australia. a.mcintosh@unsw.edu.au <a.mcintosh@unsw.edu.au>
Journal of Biomechanics
|September 20, 2005
Summary
This study quantifies normal gait biomechanics on inclines. Findings reveal significant changes in lower limb dynamics, crucial for designing prosthetics and rehabilitation strategies.
Area of Science:
- Biomechanics
- Human locomotion
- Gait analysis
Background:
- Walking on inclined surfaces is essential for navigating diverse environments.
- Limited research exists on the biomechanics of normal gait on inclines.
Purpose of the Study:
- To quantify and describe the biomechanics of normal gait on various inclined surfaces.
- To investigate how incline angle and direction affect gait parameters.
Main Methods:
- Experimental investigation using a Vicon motion capture system.
- 11 healthy male volunteers walked on an inclinable walkway at inclines from -10 to +10 degrees.
- Measured ground reaction forces, EMG, and analyzed gait data.
Main Results:
- Significant changes in lower limb biomechanics were observed with varying incline angles.
- Increased hip flexion at heel strike across inclines; increased knee flexion and ankle dorsiflexion when walking uphill.
- Joint moments and powers were altered by incline angle and walking direction.
Conclusions:
- Lower limb dynamics adapt to maintain balance and control center of mass on inclines.
- Increased range of motion and strength requirements highlight implications for lower limb prosthetics, orthopaedics, and neurological rehabilitation.
