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Recent developments in the field of physical load measurements
1Division of Applied Work Physiology, National Institute of Occupational Health, Solna Sweden.
Summary
Modern industry requires advanced load assessment techniques to identify hazardous work situations. New methods focus on localized muscle, tendon, and joint loads using posture analysis and electromyographic (EMG) activity.
Area of Science:
- Occupational health and safety
- Biomechanics
- Ergonomics
Background:
- Industrial work has significantly changed, necessitating updated load assessment techniques.
- Traditional methods may not adequately address hazards in modern production environments.
- Understanding localized loads on musculoskeletal system is crucial.
Purpose of the Study:
- To review and highlight advancements in load assessment techniques for modern industrial settings.
- To emphasize the importance of posture and electromyographic (EMG) activity in evaluating occupational hazards.
Main Methods:
- Review of measurement techniques for load assessment in industry.
- Focus on methods analyzing localized loads on muscles, tendons, and joints.
- Inclusion of posture analysis and computerized biomechanical models.
- Integration of electromyographic (EMG) activity registration.
Main Results:
- Development of techniques focusing on localized musculoskeletal loads.
- Posture identified as a key externally observable load factor.
- Computerized biomechanical models enable assessment of internal load distribution.
- Electromyographic (EMG) activity provides valuable temporal load pattern information.
Conclusions:
- Advanced measurement techniques are essential for assessing risks in modern industry.
- A combination of posture analysis, biomechanical modeling, and EMG provides comprehensive load assessment.
- These methods help in identifying and mitigating hazardous load situations.