Evaluation of blood flow velocity envelope in common carotid artery for reference data

被引:6
作者
Azhim, Azran [1 ]
Ueno, Akinori [2 ]
Tanaka, Masato [1 ]
Akutagawa, Masatake [3 ]
Kinouchi, Yohsuke [3 ]
机构
[1] Tokyo Denki Univ, Frontier Res & Dev Ctr, Hatoyama, Saitama 3500394, Japan
[2] Tokyo Denki Univ, Dept Elect & Elect Engn, Chiyoda Ku, Tokyo 1018457, Japan
[3] Univ Tokushima, Inst Sci & Technol, Tokushima 7708506, Japan
关键词
Blood flow velocity; Common carotid artery; Gender; Aging; Exercise effect; AGE; REFLECTIONS; DIAGNOSIS; PRESSURE;
D O I
10.1016/j.bspc.2010.11.002
中图分类号
R318 [生物医学工程];
学科分类号
0831 ;
摘要
The aim of the present study is to investigate the usefulness of envelope waveforms of blood velocity and its indices in the common carotid artery (CCA). The envelope waveforms are measured using a developed wireless measurement system. The CCA blood velocity waveforms of 202 healthy volunteers were analyzed. Multivariate analysis was used to determine the relationship between fixed factors and the selected hemodynamic data after adjusting for the fixed factors. The results revealed the effects of age, gender and exercise on the blood velocity waveforms in the CCA. The results suggest that evaluations of the envelope waveform indices are more reliable when these effects are accounted for. The normal blood velocity parameters in CCA are determined from 202 healthy subjects in the age range 20-69 years after adjusting for the effects of gender and exercise. The findings are expected to be a reference data for healthcare and clinical evaluations. (C) 2010 Elsevier Ltd. All rights reserved.
引用
收藏
页码:209 / 215
页数:7
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