Articles with "laser speckle" as a keyword



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Gaussian sliding window for robust processing laser speckle contrast images.

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Published in 2019 at "International journal for numerical methods in biomedical engineering"

DOI: 10.1002/cnm.3186

Abstract: The laser speckle contrast analysis (LASCA) is one of the most applicable tools in microcirculation studies. While the basic idea, as well as experimental setup for this method, are fairly simple, there is still the… read more here.

Keywords: contrast; speckle contrast; sliding window; laser speckle ... See more keywords
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Dynamic laser speckle angiography achieved by eigen-decomposition filtering.

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Published in 2017 at "Journal of biophotonics"

DOI: 10.1002/jbio.201600237

Abstract: A new approach is proposed for statistically analysis of laser speckle signals emerged from a living biological tissue based on eigen-decomposition to separate the dynamic speckle signals due to moving blood cells from the static… read more here.

Keywords: laser speckle; speckle; tissue; eigen decomposition ... See more keywords
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In vivo noninvasive visualization of retinal perfusion dysfunction in murine cerebral malaria by camera-phone laser speckle imaging.

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Published in 2019 at "Journal of biophotonics"

DOI: 10.1002/jbio.201800098

Abstract: Cerebral malaria (CM) is a severe complication of Plasmodium falciparum infection associated with impaired cerebral blood flow. Visualization of the eye vasculature, which is embryologically derived from that of the brain, is used clinically to… read more here.

Keywords: camera phone; infection; phone; laser speckle ... See more keywords
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Dynamic laser speckle technique as an alternative tool to determine hygroscopic capacity and specific surface area of microporous zeolites

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Published in 2018 at "Applied Surface Science"

DOI: 10.1016/j.apsusc.2018.03.231

Abstract: Abstract Adsorption phenomena have several technological applications such as desiccants, catalysts, and separation of gases. Their uses depend on the textural properties of the solid adsorbent and the type of the adsorbed liquid or gas.… read more here.

Keywords: surface area; determine; surface; laser speckle ... See more keywords
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Evolution of cerebral perfusion in the peri-contusional cortex in mice revealed by in vivo laser speckle imaging after traumatic brain injury

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Published in 2018 at "Brain Research"

DOI: 10.1016/j.brainres.2018.07.006

Abstract: The role of the cerebrovascular network during the acute and chronic phases after traumatic brain injury (TBI) is poorly defined and emerging evidence suggests that cerebral perfusion is altered. The purpose of this study is… read more here.

Keywords: blood flow; cerebral perfusion; laser speckle; speckle imaging ... See more keywords
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Assessment of microvascular endothelial function in type 1 diabetes using laser speckle contrast imaging.

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Published in 2017 at "Journal of diabetes and its complications"

DOI: 10.1016/j.jdiacomp.2016.12.007

Abstract: OBJECTIVE To test whether laser speckle contrast imaging (LSCI) coupled with physiological post-occlusive reactive hyperemia (PORH) and pharmacological iontophoresis of acetylcholine (ACh) as local vasodilator stimuli could distinguish between cutaneous microvascular responses of Type 1… read more here.

Keywords: contrast imaging; endothelial function; speckle contrast; laser speckle ... See more keywords
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Monitoring microvascular perfusion variations with laser speckle contrast imaging using a view-based temporal template method.

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Published in 2017 at "Microvascular research"

DOI: 10.1016/j.mvr.2016.12.004

Abstract: PURPOSE Laser speckle contrast imaging (LSCI) continues to gain an increased interest in clinical and research studies to monitor microvascular perfusion. Due to its high spatial and temporal resolutions, LSCI may lead to a large… read more here.

Keywords: contrast imaging; microvascular perfusion; perfusion; perfusion variations ... See more keywords
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Evaluation of microvascular endothelial function and capillary density in patients with infective endocarditis using laser speckle contrast imaging and video-capillaroscopy.

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Published in 2018 at "Microvascular research"

DOI: 10.1016/j.mvr.2018.02.007

Abstract: OBJECTIVE To evaluate the systemic microcirculation of patients with infective endocarditis (IE). METHODS This is a comparative study of patients with definite IE by the modified Duke criteria admitted to our center for treatment. A… read more here.

Keywords: patients infective; infective endocarditis; using laser; density ... See more keywords
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Application of optical flow algorithms to laser speckle imaging.

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Published in 2019 at "Microvascular research"

DOI: 10.1016/j.mvr.2018.11.001

Abstract: Since of its introduction in 1980s, laser speckle imaging has become a powerful tool in flow imaging. Its high performance and low cost made it one of the preferable imaging methods. Initially, speckle contrast measurements… read more here.

Keywords: speckle; flow algorithms; laser speckle; speckle imaging ... See more keywords
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Cutaneous microvascular function in patients with obstructive or non-obstructive coronary artery disease evaluated by laser speckle contrast imaging.

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Published in 2019 at "Microvascular research"

DOI: 10.1016/j.mvr.2019.103880

Abstract: OBJECTIVE This study aimed to compare cutaneous microvascular function in coronary artery disease (CAD) patients including obstructive CAD (ObCAD) (n = 133) and non-obstructive CAD (NObCAD) (n = 129) with that of age and gender matched healthy controls (n = 83)… read more here.

Keywords: non obstructive; coronary artery; microvascular function; laser speckle ... See more keywords
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Non-invasive postoperative monitoring of Pedicled rat skin flap using laser speckle contrast imaging.

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Published in 2020 at "Microvascular research"

DOI: 10.1016/j.mvr.2020.104050

Abstract: Abstracts Purpose This study used non-invasive laser speckle contrast imaging (LSCI) modality to evaluate the blood flow changes in murine flap model and to investigate the clinical feasibility of the LSCI for postoperative monitoring. Methods… read more here.

Keywords: skin flap; laser speckle; monitoring; non invasive ... See more keywords