从两例抓伤案例析法医学鉴定在侦查破案中的作用

On Two Case Studies of Scratching Injuries: An Analysis of Roles Played By The Forensic Examination In A Case Investigation Operation

抓伤是法医检验中常见而较难固定的损伤之一,由于抓伤形成的特殊性以及人身体暴露的特异性,抓伤在部位上常表现出一定的规律性。如果能及时依据皮肤的生理特点,受伤后的皮肤形态、方向以及随时间变化的规律性,常常能为侦查提供重要的证据,特别是对犯罪嫌疑人编造的开脱性异位解释的驳斥,对彻底攻破其心理防线有着不可替代的作用。

A scratching injury is one of those injuries which are commonly seen and more difficult to fix in the forensic examinations.As formation of the scratching injuries display some particular properties and the exposure of human bodies have specificity,the scratching injuries often display some regularity.If obtained and judged in time,the physiological characteristics and forms of the injured skin and the injury direction as well as the injury changing regularity as time passes by can always provide the case investigators with important evidences.Especially when a suspect tries to exonerate himself or herself from responsibility by make up false explanations,the forensic examination of the scratching injuries can play irreplaceable roles in breaking through the suspect's psychological defense lines thoroughly.