在砍刀袭击期间,犯罪者,刀和受害者之间的空间关系:对犯罪现场重建的影响
Jin Yang1,2, Shangxiao Li3, Shufang Yuan4
1Shanghai University of Sport, Shanghai, 200438, China.
International journal of legal medicine
|April 12, 2024
概括
性别和身体位置在削减攻击中显著影响空间关系. 雄性往往站在更远的地方,占据更多的空间,胸部切割导致比部切割更大的距离和区域.
科学领域:
- 法医科学 法医科学 法医科学
- 生物力学 生物力学
- 犯罪学 犯罪学
背景情况:
- 了解罪犯和受害者之间的空间关系对于犯罪现场重建至关重要.
- 这项研究调查了使用厨房刀在玩具上的切割攻击的空间动态.
研究的目的:
- 为了评估在切割攻击期间的空间关系.
- 建立犯罪现场重建的科学基础.
主要方法:
- 24名参与者 (12名男性,12名女性) 用厨房刀对一个人形的子或胸部进行了切割攻击.
- 三维运动捕捉系统记录了动力学数据.
- 分析的重点是犯罪者,刀和受害者之间的空间关系.
主要成果:
- 性别显著影响切割距离和占用面积 (P < 0.05),男性显示较大的值.
- 准的身体部位显著影响 bevel 角度,近视角,切割距离和占用面积 (P < 0.01).
- 与部切割相比,胸部切割导致这些空间参数的值更大.
结论:
- 性别和身体位置是切割行动的空间动态中的重要因素.
- 男性保持更大的距离,并在攻击期间占据更大的区域.
- 胸部切割与更多的对角伤口方向,增加犯罪者距离和更大的占用面积有关,有助于刑事调查.
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