勒死是将缠绕在颈项部的绳索等物收紧造成的窒息死亡，是常见的机械性窒息死亡类型之一．笔者查阅了1982—1996年上海市公安局尸检档案及本人所参加检验的566例机械性窒息死亡案例，因意外勒死的仅此1例．现报告如下．l案例案情：死者邓某，女二5岁，夫妻关系反映不和，同在一 Strangulation is strangled in the neck rope and other things caused by suffocation death, is one of the common types of mechanical asphyxia death. The author consulted the autopsy files of Shanghai Public Security Bureau from 1982 to 1996 and the 566 cases of mechanical asphyxia deaths that I participated in the test. Only one was strangled by accident. The report is as follows. l case of the case: the deceased Dengmou, the second 5-year-old woman, the relationship between the spouses and not reflected, with one