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三维CT在牙体研究中的应用 被引量:5

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摘要 三维CT(Three—dimensional Computed Tomography,3DCT)成像技术是指将系列断层CT扫描资料经计算机软件处理,重建为立体三维图像的过程。在此过程中,图像的重建是个极其重要的环节,它是原始数据转换为图像数据的过程,也是一个数据的计算过程,即计算机通过计算机算法处理2DCT的扫描资料,实现三维图像的重建。3DCT所以能获得清晰图像的两个关键是,一是薄层扫描,所采集的容积数据多,图像接近实体;二是计算机算法,目前多采用曲面重组法,最大密度投影法等。
作者 刘艳 石四箴
出处 《现代口腔医学杂志》 CAS CSCD 北大核心 2006年第5期546-547,共2页 Journal of Modern Stomatology
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参考文献13

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