Didier Vray
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View article: In Vitro and In Vivo Multispectral Photoacoustic Imaging for the Evaluation of Chromophore Concentration
In Vitro and In Vivo Multispectral Photoacoustic Imaging for the Evaluation of Chromophore Concentration Open
Multispectral photoacoustic imaging is a powerful noninvasive medical imaging technique that provides access to functional information. In this study, a set of methods is proposed and validated, with experimental multispectral photoacousti…
View article: ROBUST FOVEAL AVASCULAR ZONE SEGMENTATION AND ANATOMICAL FEATURE EXTRACTION FROM OCT-A HANDLING INTER-EXPERT VARIABILITY
ROBUST FOVEAL AVASCULAR ZONE SEGMENTATION AND ANATOMICAL FEATURE EXTRACTION FROM OCT-A HANDLING INTER-EXPERT VARIABILITY Open
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View article: Intraventricular vector flow mapping 3-D by triplane Doppler echocardiography
Intraventricular vector flow mapping 3-D by triplane Doppler echocardiography Open
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View article: Sequence optimization for high frame rate imaging with a convex array
Sequence optimization for high frame rate imaging with a convex array Open
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View article: Development of an Experimental Setup for Safety Assessments of New Ultrasound Imaging Modes
Development of an Experimental Setup for Safety Assessments of New Ultrasound Imaging Modes Open
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View article: Deciphering the ventricular intracavitary blood flow by ultrasound imaging
Deciphering the ventricular intracavitary blood flow by ultrasound imaging Open
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View article: Translation of Simultaneous Vessel Wall Motion and Vectorial Blood Flow Imaging in Healthy and Diseased Carotids to the Clinic: a Pilot Study
Translation of Simultaneous Vessel Wall Motion and Vectorial Blood Flow Imaging in Healthy and Diseased Carotids to the Clinic: a Pilot Study Open
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View article: Liposomes Containing Nickel–Bis(dithiolene) Complexes for Photothermal Theranostics
Liposomes Containing Nickel–Bis(dithiolene) Complexes for Photothermal Theranostics Open
New thermosensitive liposomes with a phase transition at 42 °C, containing nickel-bis(dithiolene) complexes as efficient and stable photothermal agents, have been formulated and characterized. These liposomes are highly stable and keep the…
View article: Intraventricular vector flow mapping by 3-D doppler echo
Intraventricular vector flow mapping by 3-D doppler echo Open
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View article: Sparse sampling and reconstruction for an optoacoustic ultrasound volumetric hand-held probe
Sparse sampling and reconstruction for an optoacoustic ultrasound volumetric hand-held probe Open
Accurate anatomical localization of functional information is the main goal of hybridizing optoacoustic and ultrasound imaging, with the promise of early stage diagnosis and disease pathophysiology. Optoacoustic integration to ultrasound i…
View article: Natural mechanical wave detection using ultrafast ultrasound and velocity Clutter Filter Wave Imaging
Natural mechanical wave detection using ultrafast ultrasound and velocity Clutter Filter Wave Imaging Open
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View article: Quantification of Multispectral Photoacoustic Images: Unsupervised Unmixing Methods Comparison
Quantification of Multispectral Photoacoustic Images: Unsupervised Unmixing Methods Comparison Open
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View article: Simultaneous Tissue and Flow Estimation at High Frame Rate Using Plane Wave and Transverse Oscillation on in Vivo Carotid
Simultaneous Tissue and Flow Estimation at High Frame Rate Using Plane Wave and Transverse Oscillation on in Vivo Carotid Open
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View article: An Open Real-Time Photoacoustic Imaging Scanner
An Open Real-Time Photoacoustic Imaging Scanner Open
© 2018 IEEE. Photo acoustic imaging is a functional technique based on the detection of acoustic waves originated from tissues excited by an optical source (laser pulses). When different laser wavelengths are used., this modality allows th…
View article: Spatial and Temporal Adaptive FIR Clutter Filtering
Spatial and Temporal Adaptive FIR Clutter Filtering Open
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View article: Spatial and spectral regularization to discriminate tissues using multispectral photoacoustic imaging
Spatial and spectral regularization to discriminate tissues using multispectral photoacoustic imaging Open
Photoacoustics is a hybrid modality used to image biological tissues. As optical absorption of tissues depends on the wavelength of the transmitted light, multispectral photoacoustic datasets can be obtained by changing this wavelength. Th…
View article: Video Magnification Applied in Ultrasound
Video Magnification Applied in Ultrasound Open
Video magnification could be a new tool for physicians to highlight new pathology indicators or for long-term disease monitoring.
View article: Theoretical characterization of annular array as a volumetric optoacoustic ultrasound handheld probe
Theoretical characterization of annular array as a volumetric optoacoustic ultrasound handheld probe Open
Optoacoustic ultrasound (OPUS) is a promising hybridized technique for simultaneous acquisition of functional and morphological data. The optical specificity of optoacoustic leverages the diagnostic aptitude of ultrasonography beyond anato…
View article: High-Frame-Rate Speckle-Tracking Echocardiography
High-Frame-Rate Speckle-Tracking Echocardiography Open
Conventional echocardiography is the leading modality for noninvasive cardiac imaging. It has been recently illustrated that high-frame-rate echocardiography using diverging waves could improve cardiac assessment. The spatial resolution an…
View article: Simultaneous pulse wave and flow estimation at high-framerate using plane wave and transverse oscillation on carotid phantom
Simultaneous pulse wave and flow estimation at high-framerate using plane wave and transverse oscillation on carotid phantom Open
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View article: Unmixing of multispectral photoacoustic images
Unmixing of multispectral photoacoustic images Open
Photoacoustic imaging is an hybrid modality to image biological tissues. Using multispectral optical excitation, photoacoustic imaging allows to obtain functional images due to the fact that a tissue has a specific optical absorption depen…
View article: Estimation of arterial wall motion using ultrafast imaging and transverse oscillations: in vivo study
Estimation of arterial wall motion using ultrafast imaging and transverse oscillations: in vivo study Open
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View article: Multigrid-based reconstruction algorithm for quantitative photoacoustic tomography
Multigrid-based reconstruction algorithm for quantitative photoacoustic tomography Open
This paper proposes a multigrid inversion framework for quantitative photoacoustic tomography reconstruction. The forward model of optical fluence distribution and the inverse problem are solved at multiple resolutions. A fixed-point itera…
View article: Dual Frequency Band Annular Probe for Volumetric Pulse-echo Optoacoustic Imaging
Dual Frequency Band Annular Probe for Volumetric Pulse-echo Optoacoustic Imaging Open
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