| 磁共振图像伪影的产生机理及其解决办法的研究 |
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| 引用本文： | 刘海滨,张蔚.磁共振图像伪影的产生机理及其解决办法的研究[J].医疗设备信息,2011(10):114-117. |
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| 作者姓名： | 刘海滨 张蔚 |
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| 作者单位： | 武汉市第一医院放射科MRI室; |
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| 摘 要： | 目的研究磁共振成像伪影产生的机理，探讨磁共振伪影处理的解决办法。方法回顾性分析了87例日立0．3T、GE1．5T、GE3．0T磁共振扫描仪的图像伪影。结果磁共振常见的儿种伪影主要有：射频伪影、梯度伪影、运动伪影、化学位移伪影、卷摺伪影及金属伪影。结论了解磁共振图像伪影的产生原因，寻找解决办法，对改善图像质量，提高诊断率具有重要意义。
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| 关 键 词： | 磁共振成像 磁共振伪影 伪影消除 |
Magnetic Resonance Imaging Artifact Generating Mechanism and Solution Research |
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| LIU Hai-bin,ZHANG Wei MRI Section,Radiolgy.Magnetic Resonance Imaging Artifact Generating Mechanism and Solution Research[J].Information of Medical Equipment,2011(10):114-117. |
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| Authors: | LIU Hai-bin ZHANG Wei MRI Section Radiolgy |
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| Institution: | LIU Hai-bin,ZHANG Wei MRI Section,Radiolgy Department,Wuhan No.1 Hospital,Wuhan Hubei 430022,China |
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| Abstract: | Objective To study the magnetic resonance imaging artifact emergence mechanism,this paper discusses the disposal of MRI artifacts solution.Methods A retrospective analysis of 87 cases of Hitachi 0.3 T,GE s1.5 T,GE MRI scanner T 3.0 image artifacts.Results Common artifacts of magnetic resonance mainly have: RF artifact,gradient artifact,motion artifact,and chemical shift artifact,wrap artifact and metal artifacts.Conclusion Understanding reasons of magnetic resonance imaging artifact,finding solutions,are im... |
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| Keywords: | magnetic resonance imaging MRI artifacts artifacts removing |
| 本文献已被 CNKI 维普 等数据库收录！ |
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