放射防护外照射防护精选PPT.ppt
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1、放射防护课件外照射防护第1页,此课件共21页哦Section1 辐射防护的基本方法Cardinal Principles of Radiation Protectionn nTimen nDistancen nShielding第2页,此课件共21页哦Section1 辐射防护的基本方法第3页,此课件共21页哦Section1 辐射防护的基本方法第4页,此课件共21页哦Section1 辐射防护的基本方法第5页,此课件共21页哦Section1 辐射防护的基本方法第6页,此课件共21页哦Section1 辐射防护的基本方法第7页,此课件共21页哦Section1 辐射防护的基本方法Ten Co
2、mmandments forTen Commandments forMinimizing Risks from Fluoroscopic X-RaysMinimizing Risks from Fluoroscopic X-Raysn n#1 Remember,dose rates will be greater and dose will accumulate faster in larger#1 Remember,dose rates will be greater and dose will accumulate faster in larger patients.patients.n
3、n#2 Keep the tube current as low as possible.#2 Keep the tube current as low as possible.n n#3 Keep the kVp as high as possible.#3 Keep the kVp as high as possible.n n#4 Keep the patient at maximum distance from the x-ray tube.#4 Keep the patient at maximum distance from the x-ray tube.n n#5 Keep th
4、e image intensifier as close to the patient as possible.#5 Keep the image intensifier as close to the patient as possible.n n#6 Dont overuse geometric or electronic magnification.#6 Dont overuse geometric or electronic magnification.n n#7 If image quality is not compromised,remove the grid.#7 If ima
5、ge quality is not compromised,remove the grid.n n#8 Always collimate to the area of interest.#8 Always collimate to the area of interest.n n#9 Personnel must wear protective aprons,use shielding,monitor their doses,and know how to#9 Personnel must wear protective aprons,use shielding,monitor their d
6、oses,and know how to position themselves.position themselves.n n#10 Keep beam-on time to an absolute minimum!#10 Keep beam-on time to an absolute minimum!The Golden Rule The Golden Rule第8页,此课件共21页哦Section2 辐射防护材料辐射防护材料的性能辐射防护材料的性能 防护性能:铅当量防护性能:铅当量结构性能:易于加工结构性能:易于加工稳定性能:辐射老化小稳定性能:辐射老化小经济成本:价格低廉经济成本:价
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