Clean room to strictly control the flow and logistics management 

　　Foreign information, the dirt in clean operating room 80% comes from people. 

　　因此，在手术中要尽量减少人员流动，除严格控制参观人员外，尤其不允许手术参加人员由污染手术间进入无菌手术间。

　　分区管理‘不得交叉使用洁、污通道。接送病人时应用交换车并做好标记，使内外分开，减少污染源带入。

　　'may not cross use clean, partition management channel. Transfers application exchange cars and ready for when the patient, make separate inside and outside, to reduce pollution into.