Source:http://linkedlifedata.com/resource/pubmed/id/19405744
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
2
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pubmed:dateCreated |
2009-5-1
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pubmed:abstractText |
Accurate blood flow measurements during surgery can improve an operation's chance of success. We developed near-infrared spatio-temporal image spectroscopy (NIR-STICS), which has the potential to make blood flow measurements that are difficult to accomplish with existing methods. Specifically, we propose the technique and we show feasibility on phantom measurements. NIR-STICS has the potential of measuring the fluid velocity in small blood vessels (less than 1 mm in diameter) and of creating a map of blood flow rates over an area of approximately 1 cm(2). NIR-STICS employs near-infrared spectroscopy to probe inside blood vessel walls and spatiotemporal image correlation spectroscopy to directly-without the use of a model-extract fluid velocity from the fluctuations within an image. We present computer simulations and experiments on a phantom system that demonstrate the effectiveness of NIR-STICS.
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pubmed:grant | |
pubmed:commentsCorrections |
http://linkedlifedata.com/resource/pubmed/commentcorrection/19405744-10213904,
http://linkedlifedata.com/resource/pubmed/commentcorrection/19405744-11325580,
http://linkedlifedata.com/resource/pubmed/commentcorrection/19405744-11761081,
http://linkedlifedata.com/resource/pubmed/commentcorrection/19405744-15722439,
http://linkedlifedata.com/resource/pubmed/commentcorrection/19405744-17212543,
http://linkedlifedata.com/resource/pubmed/commentcorrection/19405744-7056639
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pubmed:language |
eng
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pubmed:journal | |
pubmed:citationSubset |
IM
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pubmed:status |
MEDLINE
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pubmed:issn |
1083-3668
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pubmed:author | |
pubmed:issnType |
Print
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pubmed:volume |
14
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
024014
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pubmed:dateRevised |
2011-1-20
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pubmed:meshHeading |
pubmed-meshheading:19405744-Algorithms,
pubmed-meshheading:19405744-Arteries,
pubmed-meshheading:19405744-Blood Flow Velocity,
pubmed-meshheading:19405744-Computer-Aided Design,
pubmed-meshheading:19405744-Equipment Design,
pubmed-meshheading:19405744-Equipment Failure Analysis,
pubmed-meshheading:19405744-Microfluidics,
pubmed-meshheading:19405744-Phantoms, Imaging,
pubmed-meshheading:19405744-Reproducibility of Results,
pubmed-meshheading:19405744-Sensitivity and Specificity,
pubmed-meshheading:19405744-Spectroscopy, Near-Infrared
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pubmed:articleTitle |
Spatiotemporal image correlation spectroscopy measurements of flow demonstrated in microfluidic channels.
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pubmed:affiliation |
University of California Irvine, Biomedical Engineering Department, 3120 Natural Sciences 2, Irvine, California 92697-2715, USA. rossowm@uci.edu
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pubmed:publicationType |
Journal Article,
Research Support, N.I.H., Extramural
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