| 多层螺旋CT电离辐射的探讨 |
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| 引用本文： | 徐志荣,徐汀,李晶,杨舒波,李朝伟. 多层螺旋CT电离辐射的探讨[J]. 中国医学装备, 2011, 0(12) |
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| 作者姓名： | 徐志荣 徐汀 李晶 杨舒波 李朝伟 |
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| 作者单位： | 成都军区昆明总医院医学工程科;云南大学物理科学与技术学院; |
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| 摘 要： | 目的:对多层螺旋CT电离辐射进行评价,提出合理化防护措施建议,保障各类人员的健康与安全。方法:采用相关的放射卫生规范规定的方法,对多层螺旋CT电离辐射的特性、剂量、危害等进行总结归纳。结果:在人类接受到的电离辐射中,医疗辐射占48%,而CT的辐射剂量占所有医疗辐射的49%,CT辐射致癌的可能性比以往认为的可能性更大。结论:通过各种安全防护功能和扫描模式降低辐射剂量,重视合理化防护措施,同时更重视过量使用CT的风险。
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| 关 键 词： | 电离辐射 螺旋CT 剂量 防护 |
Exploration and discussion of MDCT ionizing radiation |
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| XU Zhi-rong,XU Ting,LI Jing,et al. Exploration and discussion of MDCT ionizing radiation[J]. China Medical Equipment, 2011, 0(12) |
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| Authors: | XU Zhi-rong XU Ting LI Jing et al |
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| Affiliation: | XU Zhi-rong,XU Ting,LI Jing,et al Department of Medical Engineering,Kunming General Hospital of Chengdu Command,Kunming 650032,China. |
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| Abstract: | Objective:To evaluate the MDCT ionizing radiation, this paper puts forward Suggestions on legitimated protection, the protection of health and safety. Methods:Using the related regulations of radiological methods, this paper summarizes MDCT ionizing radiation characteristics, the dose, and the damage to human body. Results:48 percent ionizing radiation received by human being is medical radiation, and dosage of computed tomography (CT) take up to 49 percent of all medical radiation,It is believed currently ... |
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| Keywords: | Ionizing radiation Spiral CT Dosage Safeguard |
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