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Related Experiment Video

Updated: Jul 4, 2026

MPI CyberMotion Simulator: Implementation of a Novel Motion Simulator to Investigate Multisensory Path Integration in Three Dimensions

MPI CyberMotion Simulator: Implementation of a Novel Motion Simulator to Investigate Multisensory Path Integration in Three Dimensions

Published on: May 10, 2012

Manual materials handling in simulated motion environments.

Michael W Holmes¹, Scott N MacKinnon, Julie Matthews

¹Occupational Biomechanics Laboratory, McMaster University, Hamilton, ON, Canada.

Journal of Applied Biomechanics

|June 27, 2008

Summary

This summary is machine-generated.

Working on a moving ship increases injury risk. Lifting tasks in simulated ship motions altered trunk movement and muscle activity, suggesting higher overexertion injury potential for seafarers.

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Published on: February 7, 2020

Area of Science:

Occupational Health
Biomechanics
Human Factors Engineering

Background:

Seafaring occupations are associated with elevated injury risks.
Understanding the biomechanical demands of dynamic maritime environments is crucial for injury prevention.

Purpose of the Study:

To investigate the impact of a simulated moving ship environment on the biomechanics of lifting tasks.
To assess how different motion profiles affect trunk kinematics and muscle activation during lifting.

Main Methods:

Subjects performed 15-kg lifts on a 6-degree-of-freedom ship motion simulator.
Trunk kinematics and bilateral electromyography of erector spinae muscles were recorded.
Repeated-measures ANOVA analyzed differences across lifting and motion conditions.

Main Results:

Maximal sagittal trunk velocities were significantly reduced in motion conditions compared to stable conditions (p
Maximum twisting and lateral bending velocities of the trunk increased significantly in motion conditions (p
Erector spinae muscle activity showed trends toward significant differences due to motion effects.

Conclusions:

Working in a moving maritime environment alters trunk biomechanics during lifting.
These alterations likely increase the risk of overexertion injuries, especially to the trunk region.
Findings highlight the need for ergonomic interventions to mitigate injury risks for seafarers.