نتایج جستجو برای: musculoskeletal loads
تعداد نتایج: 70515 فیلتر نتایج به سال:
We propose a dynamic biomechanical simulation method that uses motion capture to evaluate the risk of Work-related Musculoskeletal Disorders (WMSDs). Statistics show that WMSDs accounted for 33% of all non-fatal occupational injuries and illness in construction in 2009, and were a leading cause of temporary and permanent disability. Present methods rely largely on self-reports from workers, obs...
Introduction: Manual load lifting is the most common and most stressful activity in manual handling of loads that imposes the highest possible amount of biomechanical pressure on the body, particularly on the spine. The present study was conducted to determine the prevalence of musculoskeletal disorders and to estimate the mechanical force exerted on the lower back in workers responsible f...
Introduction: Musculoskeletal disorders are one of the most common causes of occupational injuries and disability in industrialized and developing countries. The purpose of this study was to investigate the prevalence rate of musculoskeletal disorders (MSDs) and to conduct posture assessment among workers of Yazd Electrode Company. Methods:This cross-sectional study was conducted among 59 prod...
purpose: low back pain is one of the most common musculoskeletal disorders, and lifting is one of its risk factors. the activities of lumbar muscles as the main muscles involved in lifting are important with regard to identification of the allowable limits and the injury mechanisms as well as the motor control aspects. this study aimed to investigate the effects of the lifting speed on the lumb...
OBJECTIVE To use forward dynamic simulations of forward and backward pedaling in order to determine whether backward pedaling offers theoretical advantages over forward pedaling to rehabilitate common knee disorders.DESIGN. A comparison of knee joint loads was performed during forward and backward pedaling.BACKGROUND. Pedaling has been shown to be an effective rehabilitation exercise for a vari...
The Manual Handling of Loads is an activity present in virtually all production system, when developed without ergonomic principles of design and sizing can generate several instances of discomfort and musculoskeletal disorders. This work was carried out to measure, set limits and risks and guide specifications for the cargo handling carts in a specific company, tracing the anthropometric profi...
Background and aims Musculoskeletal disorders (MSDs) are the most important causes of workers disabilities, increasing compensations and reducing productivity in developed and developing countries. This study was aimed to determine prevalence of musculoskeletal disorders and assessment of them by using QEC and LUBA methods and comparison of results in a manufacturing company in Iran. Me...
Forestry workers are exposed occupationally to a number of harmful or harmful factors in their working environment (whole body and hand-arm vibration, acoustic and infrasonic noise, biohazards, musculoskeletal loads and other) that may cause a variety of workrelated or occupational diseases (e.g. vibration syndrome, noiseinduced hearing loss, hand-arm, infectious and parasitic diseases, allergi...
Background The gastrocnemius-soleus (G-S) muscle complex, the most dominant extrinsic plantar flexor, plays an important role in the normal weight-bearing function of the foot. The stability and stance-phase placement of the foot can be adversely affected when muscular loads/support are abnormal (e.g. equinus contracture) [1]. This study aims to formulate a three-dimensional musculoskeletal fin...
Background: Garment factories in India contribute to the economic growth and it is the second largest sector for employment. Many unskilled laborers from rural location work in this sector. The common jobs handled by them are sewing, ironing, packing and lifting heavy loads which are monotonous, continuous and prolonged. Working for a long period of time without rest, absence of personal protec...
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