Microscope-type laser speckle contrast imaging for in vivo assessment of microcirculation

Cheng Yu Lee, Bo Huei Huang, Wen Ju Chen, Jui Yun Yi, Meng Tsan Tsai

Research output: Contribution to journalJournal Article peer-review

3 Scopus citations

Abstract

Laser speckle contrast imaging (LSCI) can be used to observe dynamic changes in the tissue microcirculation in vivo according to the dynamic interaction between red blood cells and coherent light. In this study, a dual-wavelength LSCI system based on a microscope was developed for in vivo observation of the microvascular pattern and measurement of the blood flow change in the animal model. Additionally, based on the dual-wavelength setup, including 635 and 855 nm wavelengths, the oxygenation of biological tissue was evaluated. Finally, the developed LSCI microscope was implemented for the studies of tissue microcirculation. The results indicate that the developed LSCI microscope could be a potential tool for in vivo observation of the tissue microcirculation and quantitative evaluation of hemodynamics in animal experiments.

Original languageEnglish
Pages (from-to)1129-1137
Number of pages9
JournalOSA Continuum
Volume3
Issue number5
DOIs
StatePublished - 15 05 2020

Bibliographical note

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© 2020 Optical Society of America under the terms of the OSA Open Access Publishing Agreement

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