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Occupant Restraint in Far-Side Impacts: Cadaveric and WorldSID Responses to a Far-Side Airbag.
Annals of Biomedical Engineering ( IF 3.0 ) Pub Date : 2020-09-17 , DOI: 10.1007/s10439-020-02614-w
Daniel Perez-Rapela 1 , John-Paul Donlon 1 , Jason L Forman 1 , Bengt Pipkorn 2 , Benjamin K Shurtz 3 , Craig Markusic 4 , Jeff R Crandall 1
Affiliation  

Previous studies indicate that seatbelts may require supplementary restraints to increase their effectiveness in far-side impacts. This study aimed to evaluate the effectiveness of a novel, far-side-specific airbag in restraining and preventing injuries in far-side impacts, and to evaluate the WorldSID’s response to the presence of a far-side airbag. A series of tests with three Post-Mortem Human Subjects and the WorldSID was conducted in a vehicle-based sled environment equipped with a far-side airbag. Results of these tests were evaluated and compared to a previous test series conducted without the airbag. All of the PMHS retained the shoulder belt on the shoulder. The airbag significantly reduced PMHS injury severity and maximum lateral head excursion. While the WorldSID exhibited a similar decrease in lateral excursion, it was unable to represent PMHS thoracic deflection or injury probability, and it consistently slipped out of the shoulder belt. This indicates that the WorldSID is limited both in its ability to evaluate the effect of changes in the seatbelt system and in its ability to predict thoracic injury risk and assess airbag-related injury mitigation countermeasures.



中文翻译:

远侧影响中的乘员约束:对远侧安全气囊的尸体和 WorldSID 响应。

先前的研究表明,安全带可能需要额外的约束以提高其在远侧碰撞中的有效性。本研究旨在评估新型远侧特定安全气囊在抑制和预防远侧碰撞中的伤害方面的有效性,并评估 WorldSID 对存在远侧安全气囊的反应。在配备远端安全气囊的基于车辆的雪橇环境中,对三名死后人类受试者和 WorldSID 进行了一系列测试。对这些测试的结果进行了评估,并与之前在没有安全气囊的情况下进行的测试系列进行了比较。所有 PMHS 都将肩带保留在肩部。安全气囊显着降低了 PMHS 损伤的严重程度和最大的横向头部偏移。虽然 WorldSID 在横向偏移方面表现出类似的减少,它无法代表 PMHS 胸部偏转或受伤概率,并且它始终从肩带滑出。这表明 WorldSID 在评估安全带系统变化影响的能力以及预测胸部损伤风险和评估与安全气囊相关的伤害缓解对策的能力方面都存在局限性。

更新日期:2020-09-18
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