Search Results - "Dorsaz, P A"

Incidence of atrial fibrillation after percutaneous closure of patent foramen ovale and small atrial septal defects in patients presenting with cryptogenic stroke by Bonvini, R. F., Sztajzel, R., Dorsaz, P.-A., Righini, M., Bonvin, C., Alibegovic, J., Sigwart, U., Camenzind, E., Verin, V., Sztajzel, J.

“…Objective The occurrence of atrial fibrillation after percutaneous closure of a patent foramen ovale for cryptogenic stroke has been reported in a variable…”
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Feasibility of intracoronary β-irradiation to reduce restenosis after balloon angioplasty: A clinical pilot study by VERIN, V, URBAN, P, POPOWSKI, Y, SCHWAGER, M, NOUET, P, DORSAZ, P. A, CHATELAIN, P, KURTZ, J. M, RUTISHAUSER, W

“…With the aim of decreasing the incidence of restenosis after coronary balloon angioplasty, we developed a technique of intracoronary beta-irradiation using an…”
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Estimation of the axial wall strains induced by an arterial stenosis at peak flow by Doriot, P.-A., Dorsaz, P.-A.

“…In the last 30 years, thousands of basic or clinical studies have been devoted to atherosclerosis or to the problem of restenosis after angioplasty. In these…”
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Is axial wall stress compressive in certain arteries? by Doriot, P.-A., Dorsaz, P.-A.

“…In mathematical–physical models of blood vessels, the “zero-stress state” of the vessel wall is usually defined with reference to the atmospheric pressure (p a…”
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An analytical model for the investigation of axial wall forces generated by an arterial stenosis by Doriot, P-A, Dorsaz, P-A

“…The causes of arteriosclerosis are intensively investigated since many decades. While circumferential wall stress has received a lot of attention, axial stress…”
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The effect of image distortion on 3-D reconstruction of coronary bypass grafts from angiographic views by Dorsaz, P.-A., Dorsaz, L., Doriot, P.-A.

“…Three-dimensional (3-D) reconstructions of coronary bypass grafts performed from X-ray angiographic images may become increasingly important for the…”
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Collagen application versus manual compression: A prospective randomized trial for arterial puncture site closure after coronary angioplasty by Camenzind, Edoardo, Grossholz, Marianne, Urban, Philip, Dorsaz, Pierre-André, Didier, Dominique, Meier, Bernhard

“…Objectives. This study evaluated the safety and efficacy of a newly developed puncture-sealing device consisting of subcutaneous bovine collagen application…”
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Is the indicator dilution theory really the adequate base of many blood flow measurement techniques? by Doriot, P.-A., Dorsaz, P.-A., Dorsaz, L., Rutishauser, W. J.

“…The indicator dilution theory is the underlying model of many blood flow measurement techniques used daily in hospitals, for instance in cardiac…”
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A morphological–mechanical explanation of edge restenosis in lesions treated with vascular brachytherapy by Doriot, P.-A., Dorsaz, P.-A., Verin, V.

“…Edge restenosis in stenotic lesions treated by implantation of a conventional stent followed (or preceded) by a catheter-based brachytherapy is often…”
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A new technique for improved densitometric quantification of coronary artery stenoses in angiographic images by Dorsaz, P A, Doriot, P A, Dorsaz, L, Rutishauser, W

“…In vitro studies have demonstrated that densitometric quantification of coronary artery stenoses is superior to geometric methods to assess non-circular…”
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Preliminary analysis of the effects of blood vessel movement on blood flow patterns in the coronary arteries by Moore, Jr, J E, Guggenheim, N, Delfino, A, Doriot, P A, Dorsaz, P A, Rutishauser, W, Meister, J J

“…Blood flow patterns are believed to be involved in the formation and progression of arterial diseases. It is possible that the normal physiologic movement of…”
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Spatial reconstruction of coronary arteries from angiographic images by Guggenheim, N, Doriot, P A, Dorsaz, P A, Descouts, P, Rutishauser, W

“…A method for 3D reconstruction of coronary arteries from two angiographic projection views is presented (cinefilm 35 mm, 50 images/s). The geometric…”
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Magnum Wire for Percutaneous Coronary Balloon Angioplasty in 800 Total Chronic Occlusions by Allemann, Yves, Kaufmann, Urs P, Meyer, Beat J, Gunnes, Paul, Urban, Philip, Muülhauser, Bruno, Dorsaz, Pierre-André, Meier, Bernhard

“…The experience in consecutive procedures with 800 recanalization attempts of chronic total coronary occlusions using the Magnum wire was analyzed from a…”
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Intracoronary electrocardiogram during coronary angioplasty by Pande, A K, Meier, B, Urban, P, Moles, V, Dorsaz, P A, Favre, J

“…This prospective study examines the data derived from the intracoronary electrocardiogram (ECG) (derived from the coronary guide wire) compared with that from…”
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Towards a gold standard for quantitative coronary arteriography by Doriot, P A, Dorsaz, P A, Dorsaz, L, Bodenmann, J J

“…Densitometric quantification of coronary artery stenoses in angiographic images can be problematic for two reasons: (i) the x-rays are inadequately oriented…”
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Applying the object paradigm to a centralized database for a cardiology division by Fabbretti, R., Dorsaz, P.-A., Doriot, P.-A., Rutishauser, W.

“…In order to master the overwhelming quantity of data produced by the different laboratories of our Cardiology Division, we are presently developing a…”
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Magnum/Magnarail versus conventional systems for recanalization of chronic total coronary occlusions: a randomized comparison by Pande, A K, Meier, B, Urban, P, de la Serna, F, Villavicencio, R, Dorsaz, P A, Favre, J

“…The Magnum/Magnarail system consists of "over-the-wire" balloon catheters and a 0.021 inch (0.53 mm) guide wire with a 1 mm olive-shaped tip. To compare it to…”
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Morphometric versus densitometric assessment of coronary vasomotor tone--an overview by Doriot, P A, Guggenheim, N, Dorsaz, P A, Rutishauser, W

“…The main advantage of the morphometric approach is that the spatial orientation of the vessel with respect to the image intensifier is not very important. Its…”
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Altered Expression of Proteins of Metabolic Regulation during Remodeling of the Left Ventricle after Myocardial Infarction by Remondino, Andréa, Rosenblatt-Velin, Nathalie, Montessuit, Christophe, Tardy, Isabelle, Papageorgiou, Irène, Dorsaz, Pierre-André, Jorge-Costa, Manuel, Lerch, René

“…Non-infarcted myocardium after coronary occlusion undergoes progressive morphological and functional changes. The purpose of this study was to determine…”
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In-vivo measurements of wall shear stress in human coronary arteries by Doriot, Pierre-André, Dorsaz, Pierre-André, Dorsaz, Lidia, De Benedetti, Edoardo, Chatelain, Pascal, Delafontaine, Patrice

“…BACKGROUNDWall shear stress (WSS) is closely associated with arteriosclerosis. WSS values for various vessels and species are available, but fully in-vivo…”
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