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Related Experiment Video

Updated: Jan 9, 2026

A Vibrotactile Feedback Device for Seated Balance Assessment and Training
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Simulating Public Transport Instability: A Novel VR and Stewart Platform-Based Balance Training Approach.

Matjaz Zadravec, Andrej Olensek, Zlatko Matjacic

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    |December 3, 2025
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    Summary
    This summary is machine-generated.

    This study developed a virtual reality (VR) training system to improve balance during public transport. VR-integrated perturbation-based balance training shows potential for fall prevention in dynamic environments.

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    Area of Science:

    • Biomechanics
    • Rehabilitation Engineering
    • Virtual Reality

    Background:

    • Falls during public transportation pose a significant risk, particularly for older adults and those with balance impairments.
    • Existing rehabilitation methods may not adequately prepare individuals for dynamic, real-world destabilizing conditions.

    Purpose of the Study:

    • To develop and evaluate a novel training system integrating a Stewart platform with immersive virtual reality (VR).
    • To simulate real-world destabilizing conditions encountered on public transport for balance training.
    • To assess the efficacy of this system in improving postural control.

    Main Methods:

    • A Stewart platform was combined with immersive VR to create a dynamic balance training environment.
    • Perturbation-based balance training (PBT) protocols were implemented, incorporating sensory and mechanical challenges.
    • Postural stability was quantified using center of pressure (CoP) metrics (sway velocity, area, total power, mean frequency) from the Stewart platform.

    Main Results:

    • The VR & MOVEMENT & NOISY FLOOR condition proved most challenging, increasing postural instability.
    • Healthy participants showed postural adaptation after perturbation-based balance training.
    • A participant with a vestibular disorder exhibited persistent instability, suggesting a need for longer rehabilitation.

    Conclusions:

    • VR-integrated PBT shows promise for enhancing postural control in dynamic environments relevant to public transport.
    • The system's effectiveness may vary based on individual sensory deficits, necessitating tailored rehabilitation protocols.
    • Further research is needed to optimize interventions for individuals with sensory impairments and reduce fall risk.