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Author:

李光辉 (李光辉.) | 杨海胜 (杨海胜.)

Indexed by:

CSCD

Abstract:

目的个体骨髓脂肪含量(bone marrow fraction)差异会影响QCT基于体模测量骨密度的准确度,进而影响椎体生物力学模型的材料属性,但目前椎体生物力学建模过程并未考虑这一影响。本文通过MRI水脂分离图像获取骨髓脂肪含量校正QCT图像灰度,进一步考虑骨髓脂肪含量对椎体生物力学模型的影响。方法从积水潭医院放射科获取同一患者短期内拍摄的QCT和MRI mDIXON Quant序列。首先,通过手动选取两种模态图像断层平面间的特征点,

Keyword:

图像融合 力学建模 灰度校正 MRI QCT

Author Community:

  • [ 1 ] 北京工业大学环境与生命学部生物医学工程系

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Source :

医用生物力学

Year: 2021

Issue: S1

Volume: 36

Page: 36

Cited Count:

WoS CC Cited Count:

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count:

Chinese Cited Count:

30 Days PV: 0

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