| 超声造影微泡非线性声学特性与成像研究进展 |
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| 引用本文： | 凌涛,郑海荣. 超声造影微泡非线性声学特性与成像研究进展[J]. 中国介入影像与治疗学, 2009, 6(4): 392-396 |
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| 作者姓名： | 凌涛 郑海荣 |
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| 作者单位： | 中科院深圳先进技术研究院,生物医学与健康工程研究所,保罗·C·劳特伯生物医学成像研究中心,广东,深圳,518067;中国科学院生物医学信息与健康工程学重点实验室,广东,深圳,518067 |
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| 摘 要： | 超声造影微泡在声场中会发生非线性散射，在基频超声波激励下，会产生次谐波、超谐波及高次谐波，这意味着可利用超声造影微泡进行非线性成像，从而大幅度提高超声成像的临床诊断能力。本文概述了当前国内外对于超声造影微泡的非线性声学特性的研究和发展现状，重点介绍了微泡在不同频率、声压条件下的非线性行为，总结了目前国内外对于超声造影微泡非线性成像的应用研究成果，并对今后的研究和应用进行了展望。
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| 关 键 词： | 超声检查 微泡 非线性声学特性 谐波成像 次谐波成像 超谐波成像 |
| 收稿时间： | 2009-01-07 |
| 修稿时间： | 2009-02-11 |
Nonlinear properties of ultrasound contrast microbubbles and their application in nonlinear ultrasound contrast imaging |
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| LING Tao and ZHENG Hai-rong. Nonlinear properties of ultrasound contrast microbubbles and their application in nonlinear ultrasound contrast imaging[J]. Chinese Journal of Interventional Imaging and Therapy, 2009, 6(4): 392-396 |
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| Authors: | LING Tao and ZHENG Hai-rong |
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| Affiliation: | 1.Paul.C.Lauterbur Research Center for Biomedical Imaging;Institute of Biomedical and Health Engineering;Shenzhen Institutes of Advanced Technology;Chinese Academy of Sciences;Shenzhen 518067;China;2.Key Laboratory of Biomedical informatics and Health Engineering;Chinese Academy of Siences;China |
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| Abstract: | When insonated with fundamental frequency,the ultrasound contrast microbubbles are able to produce nonlinear scattering and generate nonlinear frequencies.The nonlinear properties of these microbubbles can be used to create nonlinear imaging modality and significantly improve the diagnostic capability of medical ultrasound.This paper was a review about the current research progress of nonlinear properties of ultrasound contrast microbubbles and nonlinear imaging,especially about the nonlinear properties und... |
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| Keywords: | Ultrasonography Microbubble Nonlinear acoustics Harmonic imaging Subharmonic imaging Ultraharmonic imaging |
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