[HTML][HTML] A comprehensive overview of diffuse correlation spectroscopy: theoretical framework, recent advances in hardware, analysis, and applications

Q Wang, M Pan, L Kreiss, S Samaei, SA Carp… - NeuroImage, 2024 - Elsevier
Diffuse correlation spectroscopy (DCS) is a powerful tool for assessing microvascular
hemodynamic in deep tissues. Recent advances in sensors, lasers, and deep learning have …

Optical methods for blood perfusion measurement—theoretical comparison among four different modalities

R Bi, J Dong, CL Poh, K Lee - JOSA A, 2015 - opg.optica.org
Blood perfusion in human tissue can be measured in vivo by means of various optical
methods, which seem to be very different from one another. The most prominent examples of …

Simultaneous blood flow and blood oxygenation measurements using a combination of diffuse speckle contrast analysis and near-infrared spectroscopy

M Seong, Z Phillips, PM Mai, C Yeo… - … of biomedical optics, 2016 - spiedigitallibrary.org
A combined diffuse speckle contrast analysis (DSCA)–near-infrared spectroscopy (NIRS)
system is proposed to simultaneously measure qualitative blood flow and blood oxygenation …

Pressure stimulus study on acupuncture points with multi-channel multimode-fiber diffuse speckle contrast analysis (MMF-DSCA)

JY Park, G Choi, K Lee - Biomedical Optics Express, 2023 - opg.optica.org
A multi-channel multimode-fiber deep tissue flowmetry system has been constructed based
on diffuse speckle contrast analysis (DSCA) for simultaneous blood flow measurements at …

Quantitative model of diffuse speckle contrast analysis for flow measurement

J Liu, H Zhang, J Lu, X Ni… - Journal of Biomedical …, 2017 - spiedigitallibrary.org
Diffuse speckle contrast analysis (DSCA) is a noninvasive optical technique capable of
monitoring deep tissue blood flow. However, a detailed study of the speckle contrast model …

Diffuse speckle contrast analysis (DSCA) for deep tissue blood flow monitoring

K Lee - Advanced Biomedical Engineering, 2020 - jstage.jst.go.jp
Assessing blood flow, as well as blood volume and oxygen saturation, is of utmost
importance for health monitoring. Assessing microcirculation, as opposed to …

Combining laser speckle imaging and spatially modulated visible illumination to study the effect of anesthetic drugs on the optical and physiological parameters of …

ED Cohen, M Ben-Shachar, T Rosenzweig… - Optics …, 2024 - Elsevier
This work employs an integrated optical imaging system to evaluate the effect of anesthetic
drugs on several brain parameters including absorption, scattering, oxygen saturation, and …

Simultaneously extracting multiple parameters via multi-distance and multi-exposure diffuse speckle contrast analysis

J Liu, H Zhang, J Lu, X Ni, Z Shen - Biomedical Optics Express, 2017 - opg.optica.org
Recent advancements in diffuse speckle contrast analysis (DSCA) have opened the path for
noninvasive acquisition of deep tissue microvasculature blood flow. In fact, in addition to …

High-speed tissue metabolism measurement using a combination of diffuse speckle contrast analysis and near-infrared spectroscopy

C Yeo, Y Chang, C Song - International Journal of …, 2024 - Taylor & Francis
This study presents and validates a multimodal optical system combining diffuse speckle
contrast analysis (DSCA) and near-infrared spectroscopy (NIRS) with a unique system …

Establishing the quantitative relationship between diffuse speckle contrast analysis signals with absolute blood flow

J Liu, H Wang, P Wang, Z Jin, W Li, H Zhang… - Biomedical Optics …, 2018 - opg.optica.org
Diffuse speckle contrast analysis (DSCA) measures blood flow in deep tissues by taking
advantage of the sensitivity of the speckle contrast signal to red blood cells (RBCs) motions …