Search Results - "Dufait, R."

Validation of an intracardiac ultrasonic therapy–imaging dual mode transducer by Kwiecinski, W, Provost, J, Dubois, R, Sacher, F, Haïssaguerre, M, Legros, M, Nguyen-Dinh, A, Dufait, R, Tanter, M, Pernot, M

“…Abstract Atrial fibrillation is associated with increased risk of stroke and heart failure. Currently it can be treated with minimally invasive radio-frequency…”
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Dispositif pour la détermination de facteurs de qualité osseuse (épaisseurs corticales, vitesses) par ultrasons : approche multimodale et multifréquence : le projet ANR-TecSan EVA by Talmant, M, Defontaine, M, Certon, D, Férin, G, Dufait, R, Minonzio, J.-G, Pham, T.-L, Laugier, P

“…Résumé Le projet EVA (2007–2009) a été retenu suite à l’appel 2006 ANR-TecSan. Il a été conduit par le laboratoire d’imagerie paramétrique et réalisé en…”
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Lead-free high-frequency linear-array transducer (30 MHz) for in vivo skin imaging by Bantignies, C., Filoux, E., Mauchamp, P., Dufait, R., Pham Thi, M., Rouffaud, R., Gregoire, J. M., Levassort, F.

“…This work presents the fabrication of a 30 MHz, linear-array transducer based on a KN, 1-3 piezocomposite. Performances of the transducer were characterized…”
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Piezocomposite and CMUT arrays assessment through in vitro imaging performances by Legros, M., Meynier, C., Dufait, R., Ferin, G., Tranquart, F.

“…Piezoelectric and capacitive micromachined ultrasound transducers (CMUT) are usually measured and compared in regards to acoustic and electro-acoustic…”
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Piezocomposite 30MHz linear array for medical imaging: design challenges and performances evaluation of a 128 elements array by Michau, S., Mauchamp, P., Dufait, R.

“…The range of applications demanding the development of high frequency ultrasound imaging is very broad, from dermatology and ophthalmology to intravascular and…”
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2d arrays performances optimization to address high quality volumetric imaging by Ratsimandresy, L., Felix, N., Dinet, D., Dufait, R.

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Biplane ultrasound arrays with integrated multiplexing solution for enhanced diagnostic accuracy in endorectal and transvaginal imaging by Felix, N., Voisin, D., Clade, O., Dufait, R.

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High performance ultrasound arrays assessment through in vitro imaging performance by Legros, Mathieu, Ferin, Guillaume, Ratsimandresy, Leong, Dufait, Rémi

“…Probes are well-known to be a capital element for ultrasound image quality. During design, many parameters can be tuned on the acoustic stack to optimise the…”
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Numerical prototyping of piezocomposite arrays: from material characterization to array performances by Ferin, G., Certon, D., Patat, F., Dufait, R., Felix, N.

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Single crystal-based phased array for transoesophagial ultrasound probe by Michau, S., Mauchamp, P., Dufait, R.

“…Lead-based piezoelectric single crystals such as Pb(Zn/sub 1/3/Nb/sub 2/3/)O/sub 3/-PbTiO/sub 3/ (PZN-PT) and Pb(Mg/sub 1/3/Nb/sub 2/3/)O/sub 3/-PbTiO/sub 3/…”
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Integrated mechanism based multiplane/3D ultrasonic imaging probes by Nguyen-Dinh, A., Mauchamp, P., Felix, N., Dufait, R., Auclair, P., Flesch, A.

“…Implementation of 3D capabilities on ultrasonic imaging systems tantalizingly proves the high interest for this diagnosing modality. However, to become a…”
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Three-dimensional real-time synthetic aperture imaging using a rotating phased array transducer by Nikolov, S.I., Jensen, J.A., Dufait, R., Schoisswohl, A.

“…Current 3D real-time imaging is done either with sparse 2D arrays, or with mechanically moved phased arrays. The former results in a poor resolution and…”
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Development and clinical evaluation of a 10MHz ultrasound linear array catheter for endobronchial imaging by Clade, O., Tranquart, F., Palanchon, P., Bleuzen, A., Diot, P., Dinet, D., Dufait, R.

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High frequency piezo-composite transducer array designed for ultrasound scanning applications by Nguyen-Dinh, A., Ratsimandresy, L., Mauchamp, P., Dufait, R., Flesch, A., Lethiecq, M.

“…A 20 MHz high density linear array transducer is presented in this paper, This array has been developed using an optimized ceramic-polymer composite material…”
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Action of Ions on Acetylcholinesterase by MASSART, L, DUFAIT, R

“…REFERRING to the publication of D. Nachmansohn1, we wish to direct attention to the fact that we have previously described2 the effect of different divalent…”
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A l'intérieur d'une barrette échographique by Lacaze, É, Michau, S, Dufait, R, Flesch, A

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Dispositif pour la détermination de facteurs de qualité osseuse (épaisseurs corticales, vitesses) par ultrasons: approche multimodale et multifréquence: le projet ANR-TecSan EVA: ANR TecSan « Technologies pour la Santé by TALMANT, M, DEFONTAINE, M, CERTON, D, FERIN, G, DUFAIT, R, MINONZIO, J.-G, PHAM, T.-L, LAUGIER, P

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Tissue harmonic imaging with CMUTs by Legros, M., Novell, A., Bouakaz, A., Ferin, G., Dufait, R., Certon, D.

“…In this work, we report on the characterization of a CMUT probe (Capacitive Micromachined Ultrasound Transducer) for Tissue Harmonic Imaging (THI). The…”
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Focused 20 MHz single-crystal piezocomposite ultrasound array by Bantignies, C., Mauchamp, P., Ferin, G., Michau, S., Dufait, R.

“…Lead-based piezoelectric single crystals such as PZN-PT and PMN-PT have been first developed for under water applications by the U.S. Navy. Their outstanding…”
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A 3 MHz two dimensional array based on piezocomposite for medical imaging by Ratsimandresy, L., Mauchamp, P., Dinet, D., Felix, N., Dufait, R.

“…2-D array transducers present a major interest for ultrasound volumetric imaging as they allow data acquisition and visualization in real time. However their…”
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