多功能标准体模应用于CT关键技术指标的质量控制研究

CT Technical Specification Quality Control Research by Multifunctional Standard Phantom

目的:研究建立一套全新的CT成像质量控制检测方法,以完善现有CT质量控制检测的方法。方法:采用Barracuda X线分析仪、CT标准剂量体模以及美国模体实验室的Catphan500性能体模对CT关键参数进行质量控制检测,并收集数据。结果:有助于更严格、科学、全面地对设备性能进行检测,为保证临床科室CT图像诊断的正确率提供了保障。结论:更好地保障了设备的安全性、有效性和可靠性,为保障军队卫生装备性能提供了可靠的数据支持。

Objective To found a new set of CT image quality control method so as to improve the existing one.Methods Several important CT parameters were detected by using Barracuda X-ray analyzer,CT standard dose phantom and Catphan500 performance phantom which came from the US Phantom Lab.Results The research was conductive for the strict and reasonable performance detection of CT.Conclusion The research ensures CT to be safe,effective and stable.