1、第二节 犯罪现场保护侦查系侦查系现场保护为动态过程，需要不断调整。现场保护为动态过程，需要不断调整。（三）现场保护不仅是基层民警的职责，更是（三）现场保护不仅是基层民警的职责，更是勘验人员的职责。勘验人员的职责。（二）现场保护包括勘前、勘中和勘后的保护。（二）现场保护包括勘前、勘中和勘后的保护。（四）现场保护既要注意痕迹物证的保护，也（四）现场保护既要注意痕迹物证的保护，也要注意民警自身安全的保护。要注意民警自身安全的保护。迅速及时的原则迅速及时的原则（三）尽量保持现场原始状态原则（三）尽量保持现场原始状态原则（二）保护公民生命安全优先的原则（二）保护公民生命安全优先的原则有利于查明现场内发生
2、的犯罪行为有利于查明现场内发生的犯罪行为（二）有利于收集犯罪证据和发现侦查线索（二）有利于收集犯罪证据和发现侦查线索（三）有利于保守现场勘查工作的秘密（三）有利于保守现场勘查工作的秘密室内现场的特点室内现场的特点室外现场的特点室外现场的特点一般情况下范围较小一般情况下范围较小一般情况下范围较大一般情况下范围较大有明显出入口，易控制有明显出入口，易控制无出入口，不易控制无出入口，不易控制属于封闭型的空间属于封闭型的空间不受气候、环境因素影响不受气候、环境因素影响属开放型的空间属开放型的空间受气候、环境因素影响受气候、环境因素影响一般性保护区设立检查点，一般性保护区设立检查点，限制车辆和无关人员进
3、入限制车辆和无关人员进入（视情设立新闻中心）。（视情设立新闻中心）。区域性保护区设立现场指挥部，协调现场勘查工作。核心保护区只有现场勘验人员才准许进入（1）标示保护（2）记录保护（3）遮盖保护（4）转移保护非法医不得随意改变尸体的姿势移动触动物品时选择非常规着力点严禁在现场内吸烟、吐痰、梳头等严禁使用现场内的任何物品进现场戴手套、鞋套。其他相关注意问题现场物证的交接过程必须进行登记对接触过痕迹物证的人员进行登记每种痕迹物证必须单独收集和包装尽量避免反复多次进入现场￥11111111111111111111111111111112222222222222222222222222222222222
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