在法医检案实践中，涉枪案件屡见不鲜，在国内较多见的是制式猎枪案例。以顺义地区为例，统计1998年～2001年间涉枪案件有9起，其中8起为猎枪，所以研究猎枪霰弹损伤的射击距离推断尤为重要。我们用国产12#双立管及五连发制式猎枪以不同距离射击活犬，研究其创口特征随射击距离 In forensic practice, gun cases are not uncommon, more common in the country is the case of shotguns. Taking Shunyi area as an example, statistics show that from 1998 to 2001, there were 9 cases involving guns, of which 8 were shotguns. Therefore, it is particularly important to study the shooting range of shotgun shells. We use domestic 12 # double risers and five consecutive hair style shotgun shooting live dogs at different distances to study the characteristics of the wound with the shooting distance