PHOTOACOUSTIC APPARATUS AND METHOD OF OPERATING SAME
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United States of America Patent
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Issued Date -
Jul 16, 2015
app pub date -
Sep 24, 2014
filing date -
Jan 14, 2014
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Abandoned
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Abstract
A photoacoustic (PA) apparatus and a method of operating the same are provided. The method includes: irradiating a laser beam onto a region of interest (ROI) which includes a flow and receiving a first PA signal corresponding to the irradiated laser beam; generating a first PA image on the basis of the first PA signal; irradiating a laser beam onto the ROI where the flow is restricted and receiving a second PA signal corresponding to the irradiated laser beam; generating a second PA image on the basis of the second PA signal; generating a difference image between the first PA image and the second PA image; and displaying the difference image.
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