杀人碎尸案的特点、成因及侦查对策

The Characteristics,Causes and Investigation Countermeasures of the Murder and Corpse-chopping Cases

杀人碎尸案件是命案中的一种特殊类型,因该案件中被害人身份不清、第一现场不明,大大增加了案件侦查的难度。在此类案件中,杀人又碎尸这一行为往往是因为犯罪嫌疑人想隐藏犯罪行为、逃避侦查,或者是宣泄自己内心的愤怒,或者通过碎尸来满足某种变态的欲望。在侦查实践中,可以将传统的侦查方法和信息化的侦查手段结合起来。特别是利用DNA技术、Y-STR DNA数据库进行比对,在查明死者身份、甚至是发现犯罪嫌疑人时显得尤为重要。从而进一步完善证据,认定犯罪。

The murder and corpse -chopping case is a special type of murder cases of which the victim' s identity is not clear and the first scene is unknown , which greatly increases the difficulty of case investigation. However ,in such cases, the criminals' killing people and chopping the corpse results from their intention to hide the criminal acts, evade detection, vent their anger and satisfy certain metamorphosis desires through chopping corpses. In the practice of the investigation, traditional investigation means can be combined with the information investigation means by using DNA technology and the Y - STR DNA comparison database, so as to find out the identities of the dead and the suspect and further perfect the evidence to determine the crime.