Výsledky vyhľadávania - "Brusseau, Elisabeth"

On the potential of ultrasound elastography for pressure ulcer early detection Autor Deprez, Jean-François, Brusseau, Elisabeth, Fromageau, Jérémie, Cloutier, Guy, Basset, Olivier

“…Purpose: Pressure ulcers are areas of soft tissue breakdown induced by a sustained mechanical stress that damages the skin and underlying tissues. They…”
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On the potential of the lagrangian estimator for endovascular ultrasound elastography: in vivo human coronary artery study Autor Maurice, Roch L, Fromageau, Jérémie, Brusseau, Elisabeth, Finet, Gérard, Rioufol, Gilles, Cloutier, Guy

“…Diagnosis and prognosis of coronary artery atherosclerosis evolution currently rely on plaque morphology and vessel stenosis degree. Such information can…”
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On the potential of the Lagrangian speckle model estimator to characterize atherosclerotic plaques in endovascular elastography: in vitro experiments using an excised human carotid artery Autor Maurice, Roch L, Brusseau, Elisabeth, Finet, Gérard, Cloutier, Guy

“…Endovascular ultrasound (US) elastography (EVE) was introduced to supplement endovascular US echograms in the assessment of vessel lesions and for endovascular…”
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Elastic Modulus Imaging for Breast Application Using a Virtual Fields Based-Method in Quasi-Static Ultrasound Elastography Autor Duroy, Anne-Lise, Basset, Olivier, Brusseau, Elisabeth

“…Nowadays, detection and characterization of breast pathologies is an essential issue. Quasi-static ultrasound elastography have been proposed to provide…”
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Estimation of Time-Scaling Factor for Ultrasound Medical Images Using the Hilbert Transform Autor Fromageau, Jérémie, Liebgott, Hervé, Brusseau, Elisabeth, Vray, Didier, Delachartre, Philippe

“…A new formulation for the estimation of thetime-scaling factor between two ultrasound signals is presented.The estimator is derived under the assumptions of a…”
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Reconstructing the Spatial Distribution of the Relative Shear Modulus in Quasi-static Ultrasound Elastography: Plane Stress Analysis Autor Seppecher, Laurent, Bretin, Elie, Millien, Pierre, Petrusca, Lorena, Brusseau, Elisabeth

“…Quasi-static ultrasound elastography (QSUE) is an imaging technique that mainly provides axial strain maps of tissues when the latter are subjected to…”
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Regularization-Based 2D Strain Tensor Imaging in Quasi-Static Ultrasound Elastography SAGE Publications Autor Duroy, Anne-Lise, Detti, Valérie, Coulon, Agnès, Basset, Olivier, Brusseau, Elisabeth

“…Accurately estimating all strain components in quasi-static ultrasound elastography is crucial for the full analysis of biological media. In this study, 2D…”
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Reconstructing the shear modulus contrast of linear elastic and isotropic media in quasi-static ultrasound elastography Autor Brusseau, Elisabeth, Petrusca, Lorena, Bretin, Elie, Millien, Pierre, Seppecher, Laurent

“…This study focuses on the reconstruction of the shear modulus contrast in linear elastic and isotropic media, in quasi-static ultrasound elastography. The…”
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Specific Ultrasound Data Acquisition for Tissue Motion and Strain Estimation: Initial Results Autor Brusseau, Elisabeth, Bernard, Adeline, Meynier, Cyril, Chaudet, Philippe, Detti, Valérie, Férin, Guillaume, Basset, Olivier, Nguyen-Dinh, An

“…Ultrasound applications such as elastography can benefit from 3-D data acquisition and processing. In this article, we describe a specific ultrasound probe,…”
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Investigation of PVA cryogel Young’s modulus stability with time, controlled by a simple reliable technique Autor Duboeuf, François, Basarab, Adrian, Liebgott, Hervé, Brusseau, Elisabeth, Delachartre, Philippe, Vray, Didier

“…We describe a quasistatic method for mechanical characterization of tissue-mimicking material used in elastography. We demonstrate that it is possible to…”
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Constant gradient elastography with optimal control RF pulses Autor Van Reeth, Eric, Lefebvre, Pauline M., Ratiney, Hélène, Lambert, Simon A., Tesch, Michael, Brusseau, Elisabeth, Grenier, Denis, Beuf, Olivier, Glaser, Steffen J., Sugny, Dominique, Tse-Ve-Koon, Kevin

“…[Display omitted] •Specifically designed radio-frequency pulses are used to perform motion encoding.•Magnetic Resonance Elastography is performed with only a…”
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Active control of the spatial MRI phase distribution with optimal control theory Autor Lefebvre, Pauline M., Van Reeth, Eric, Ratiney, Hélène, Beuf, Olivier, Brusseau, Elisabeth, Lambert, Simon A., Glaser, Steffen J., Sugny, Dominique, Grenier, Denis, Tse Ve Koon, Kevin

“…[Display omitted] •Optimal RF pulses are designed to actively control magnetization phase in MRI.•The design of RF pulses is achieved with Optimal Control…”
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Radiofrequency ultrasound data acquisition with a 640-element array transducer for strain imaging: Experimental results with phantoms and biological tissue samples Autor Brusseau, Elisabeth, Bernard, Adeline, Meynier, Cyril, Ferin, Guillaume, An Nguyen-Dinh, Basset, Olivier

“…This paper presents ultrasound elastography results obtained with a 640-element array transducer we have recently developed. This probe allows the acquisition…”
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2-D Locally Regularized Tissue Strain Estimation From Radio-Frequency Ultrasound Images: Theoretical Developments and Results on Experimental Data Autor Brusseau, E., Kybic, J., Deprez, J.-F., Basset, O.

“…In this paper, a 2-D locally regularized strain estimation method for imaging deformation of soft biological tissues from radio-frequency (RF) ultrasound (US)…”
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In Vivo response to compression of 35 breast lesions observed with a two-dimensional locally regularized strain estimation method Autor Brusseau, Elisabeth, Detti, Valérie, Coulon, Agnès, Maissiat, Emmanuèle, Boublay, Nawele, Berthezène, Yves, Fromageau, Jérémie, Bush, Nigel, Bamber, Jeffrey

“…The objective of this study was to assess the in vivo performance of our 2-D locally regularized strain estimation method with 35 breast lesions, mainly cysts,…”
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Characterization of PVA cryogel for intravascular ultrasound elasticity imaging Autor Fromageau, J., Brusseau, E., Vray, D., Gimenez, G., Delachartre, P.

“…The present study characterizes the mechanical properties of polyvinyl alcohol (PVA) cryogel in order to show its utility for intravascular elastography. PVA…”
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Fully automatic luminal contour segmentation in intracoronary ultrasound imaging-a statistical approach Autor Brusseau, E., de Korte, C.L., Mastik, F., Schaar, J., van der Steen, A.F.W.

“…In this paper, a fully automatic method for luminal contour segmentation in intracoronary ultrasound imaging is introduced. Its principle is based on a contour…”
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3D estimation of soft biological tissue deformation from radio-frequency ultrasound volume acquisitions Autor Deprez, Jean-François, Brusseau, Elisabeth, Schmitt, Cédric, Cloutier, Guy, Basset, Olivier

“…The current research and development of 2D (matrix-shaped) transducer arrays to acquire 3D ultrasound data sets provides new insights into medical ultrasound…”
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Virtual fields-based method for mechanical parameter reconstruction in quasi-static ultrasound elastography: Assessment with numerical simulations and phantom data Autor Brusseau, Elisabeth, Duroy, Anne-Lise, Basset, Olivier

“…Quasi-static ultrasound elastography mainly provides images of the axial strain that biological tissues experience when compressed. In this study, a virtual…”
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Axial strain imaging of intravascular data: results on polyvinyl alcohol cryogel phantoms and carotid artery Autor Brusseau, E, Fromageau, J, Finet, G, Delachartre, P, Vray, D

“…Mapping the local elastic properties of an atherosclerotic artery is of major interest for predicting the disease evolution or an intervention outcome. These…”
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