共 7 条
Three-dimensional reconstruction of in vivo blood vessels in human skin using phase-resolved optical Doppler tomography
被引:38
作者:
Zhao, YH
[1
]
Brecke, KM
Ren, HW
Ding, ZH
Nelson, JS
Chen, ZP
机构:
[1] Univ Calif Irvine, Beckman Laser Inst & Med Clin, Irvine, CA 92612 USA
[2] Univ Calif Irvine, Ctr Biomed Engn, Irvine, CA 92612 USA
基金:
美国国家科学基金会;
美国国家卫生研究院;
关键词:
biomedical imaging;
biomedical optics;
optical coherence tomography;
optical Doppler tomography;
D O I:
10.1109/2944.983296
中图分类号:
TM [电工技术];
TN [电子技术、通信技术];
学科分类号:
0808 ;
0809 ;
摘要:
Phase-resolved optical Doppler tomography (ODT) has very high sensitivity while maintaining a fast axial scanning rate, making it possible to reconstruct blood flow in three dimensions. Here we demonstrate an ODT system that employed novel signal-processing techniques to remove aliasing effects and artifacts caused by lateral scanning and target movement. The results show that these techniques not only simplified ODT, but also improved lateral scanning speed. Using these signal-processing techniques, three-dimensional images of in vivo blood vessels in human skin were then reconstructed.
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页码:931 / 935
页数:5
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