| 低磁场MRI伪影的处理及图像优化方法 |
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| 引用本文： | 刘凤霞,侯居魁. 低磁场MRI伪影的处理及图像优化方法[J]. 中国实用医药, 2011, 6(30): 5-7 |
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| 作者姓名： | 刘凤霞 侯居魁 |
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| 作者单位： | 呼伦贝尔市人民医院,021008 |
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| 摘 要： | 目的了解各种不同原因产生的伪影及图像特征,选择合理的扫描参数和序例,提高和改善图像质量。方法分析产生伪影的原因,采取相应的方法重新扫描对比。结果分析伪影的种类归宿,可采取相应补偿技术,使图像质量能更加提高。结论成像时有效处理伪影和优化可达到为临床应用提供较精确的影像信息的目的。
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| 关 键 词： | 低场磁共振机 伪影 信噪比 空间分辨率 |
ethods of MRI artifacts and image optimization process |
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| LIU Feng-xia,HOU Ju-kui. ethods of MRI artifacts and image optimization process[J]. China Practical Medical, 2011, 6(30): 5-7 |
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| Authors: | LIU Feng-xia HOU Ju-kui |
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| Affiliation: | LIU Feng-xia,HOU Ju-kui. Department of Radiology,Hulunbeier People's Hospital,Hulunbeier 021008,China |
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| Abstract: | Objective To know image artifacts and features result from kinds of causes,choosing proper scanning parameters and sequence,effectively restraining and eliminating image artifacts,enhancing and improving image quality,which will together provide more exact image information and be meaningful for clinical application.Methods Analyzed the causes of image artifacts and sort out image with artifacts by position,parameters and sequence.Rescan with appropriate methods and compare the former and the latter images,... |
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| Keywords: | Low Magnetic Resonance Machine Image Artifcts SNR(signal to noise ratio) Spatial Resolution |
| 本文献已被 CNKI 维普 万方数据 等数据库收录！ |
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