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对暴露于短暂和高频振动的工人振动引起的伤害的后续研究
1Department of Occupational and Environmental Medicine, School of Public Health and Community Medicine, Institute of Medicine, Sahlgrenska Academy, University of Gothenburg, Medicinaregatan 16 A, Box 414, Gothenburg, SE-405 30, Sweden. lars.gerhardsson@amm.gu.se.
概括
轮式装载机工厂的预防措施减少了对振动暴露的影响. 随访研究显示,新的振动伤害较少,尽管一些神经和血管症状在暴露的工人中持续存在.
科学领域:
- 职业健康 职业健康 职业健康
- 人体工程学就是人体工程学.
- 工业卫生 工业卫生
背景情况:
- 2018年之前的一项研究发现,轮式装载机组装工人暴露于高振动.
- 实施了预防措施,以减轻对振动的暴露.
- 2022年的后续研究评估了这些措施的有效性.
研究的目的:
- 评估实施的预防措施对轮式装载机组装工人对振动暴露的影响.
- 评估随着时间的推移神经生理和肌肉骨健康结果的变化.
- 为了比较持续暴露和未暴露的工人之间的健康结果.
主要方法:
- 后续研究包括了最初38名工人中的35名工人,分为暴露和未暴露的组.
- 参与者填写了问卷,并接受了神经生理学测试和肌肉骨评估.
- 通过调查问卷和现场测量,评估了个体对振动的暴露.
主要成果:
- 到2022年,群体之间的振动感知值和感官测试差异在群体之间减少.
- 暴露的工人显示振动感知,针测试和温度敏感度的恶化.
- 在随访期间,暴露 (30-40%VWF,75%神经病变) 和未暴露 (60%VWF,85%神经病变) 组中,振动白指 (VWF) 和神经病变的患病率都很高.
结论:
- 预防措施可能导致VWF和神经病变的整体分类基本没有变化.
- 在暴露的工人中观察到肌肉骨疾病和振动损伤的减少.
- 预防计划很可能避免了血管和神经症状的增加,如果没有干预,这些症状可能会发生.
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