Two-dimensional blood flow vector and wall shear stress of carotid artery obtained with dual-angle Doppler method

Osamu Akagawa, Kosuke Fukazu, Ryo Nagaoka, Yoshifumi Saijo

研究成果: 書籍の章/レポート/会議録会議への寄与査読

3 被引用数 (Scopus)

抄録

Biomechanical assessment of atherosclerosis has been mainly studied by tissue characterization and elasticity measurement of arterial wall in biomedical ultrasound. On the other hand, fluid shear stress on the artery is also known as an important factor to change vascular endothelium properties leading to atherosclerosis. Ultrasound is a suitable imaging modality to measure blood flow with high temporal resolution. However, conventional Doppler method merely measures the velocity component along the ultrasonic beam. In the present study, two-dimensional blood flow vectors in carotid artery are measured by dual-angle Doppler measurement and validation of the method is performed in comparison with particle image velocimetry. Further, wall shear stress is calculated by flow distribution in the carotid artery. The study contributes to understand the pathophysiology of atherosclerosis in a non-invasive manner.

本文言語英語
ホスト出版物のタイトル2016 IEEE International Ultrasonics Symposium, IUS 2016
出版社IEEE Computer Society
ISBN(電子版)9781467398978
DOI
出版ステータス出版済み - 2016/11/01
イベント2016 IEEE International Ultrasonics Symposium, IUS 2016 - Tours, フランス
継続期間: 2016/09/182016/09/21

出版物シリーズ

名前IEEE International Ultrasonics Symposium, IUS
2016-November
ISSN(印刷版)1948-5719
ISSN(電子版)1948-5727

学会

学会2016 IEEE International Ultrasonics Symposium, IUS 2016
国/地域フランス
CityTours
Period2016/09/182016/09/21

ASJC Scopus 主題領域

  • 音響学および超音波学

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