目的:设计一种适用于临床日常质控的MRI检测体模.方法:在相同参数条件下使用国内常用的Magphan SMR170型和Victoreen 76-903型体模进行测试实验,比对各模块检测数据,分析各模块的优缺点并设计优化组合方案.结果:该体模可适用于高成像质量MRI设备的检测,并能解决定位不准确、尺寸不匹配等问题.结论:该体模可满足MRI临床日常检测的需求,为体模优化设计方案提供了一定的参考.%Objective To design a test phantom for clinical routine quality control of magnetic resonance imaging (MRI).Methods The commonly used phantom such as Magphan SMR170 and Victoreen 76-903 were used for experiments with the same parameters,and the test data of all the modules were compared.The advantages and disadvantages of all the modules were analyzed,and an optimization scheme was proposed accordingly.Results The phantom could be applied to the detection of high-image-quality MRI machine,and solved the problems in positioning,size matching and etc.Conclusion The new phantom meets the demand of magnetic resonance imaging clinical routine testing,and provides a certain reference for phantom optimization design.
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