在水上救援中拖拉效率的决定因素
Arkadiusz Stanula1, Arkadiusz Kula1, Andrzej Ostrowski2
11Institute of Sport Science, Department of Swimming and Water Rescue; Academy of Physical Education, Katowice, Poland.
Acta of bioengineering and biomechanics
|July 29, 2024
概括
救援管 (RT) 技术是水上救援拖最有效的,与双拉 (DAT) 等其他方法相比,可显著提高受害者和救生员的速度和安全.
科学领域:
- 水上安全水上安全.
- 运动科学 运动科学 运动科学
- 紧急医疗 紧急医疗
背景情况:
- 溺水是全球公共卫生问题,需要有效的水上救援技术.
- 直接拖受害者是救生员的关键技能,但效果因方法而异.
- 评估动力学参数可以客观地评估引技术的效率.
研究的目的:
- 为了比较不同直接受害者拖技术在水上救援中的有效性.
- 根据动力学参数确定最佳的拖方法,以便广泛采用.
- 为水上救援培训和实践提供建议.
主要方法:
- 18名救生员 (18-25岁) 使用延伸臂拖 (EAT),双拉 (DAT),"水手"技术拖 (STT) 和救援管 (RT) 进行了50米的模型拖.
- 视频分析测量了下肢划,身体攻击角度,拖动速度和速度下降.
- 分析了动力学数据,以确定每个引方法的效率.
主要成果:
- 使用救援管 (RT) 拖产生了最高的拖速度,并被认为是最有益的.
- 双拉 (DAT) 导致身体的角度最小,而"水手"技术拉 (STT) 则最大.
- 拖速度是RT的最高;其他技术显示了类似的,较低的速度.
结论:
- 水上救援机构应优先考虑并推用于直接水上救援的救援管 (RT).
- 该技术显然缩短了救援时间,提高了救援人员和受害者的安全.
- 标准化RT使用可以提高整体水安全和应急响应的有效性.
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