Presentation
20 April 2020 3D photoacoustic and ultrasound imaging of chicken embryo vasculature using a sparse array (Conference Presentation)
Author Affiliations +
Abstract
We investigate the use of a 256-channel spherically focused sparse array for volumic real-time ultrasound (US) and photoacoustic (PA) imaging of chicken embryo in vivo. Reconstructions were performed offline and signal processing techniques exploiting spatial and temporal dynamics of the blood flow were applied to visualize the vasculature. The resulting reduction of the clutter enhances the contrast by up to a factor of 2, providing an enhanced visualization of vascular networks. This methodology has a potential for in vivo 3D real time visualization of the vasculature and other features using complementary information provided by US and PA imaging.
Conference Presentation
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Guillaume Godefroy, Bastien Arnal, Sergey Vilov, and Emmanuel Bossy "3D photoacoustic and ultrasound imaging of chicken embryo vasculature using a sparse array (Conference Presentation)", Proc. SPIE 11240, Photons Plus Ultrasound: Imaging and Sensing 2020, 112402I (20 April 2020); https://doi.org/10.1117/12.2543363
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KEYWORDS
Ultrasonography

3D image processing

Photoacoustic spectroscopy

Electronics

Chemical elements

Doppler effect

Fiber coupled lasers

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