Search Results - "Gijsbers, Geert"

Real-time x-ray fluoroscopy-based catheter detection and tracking for cardiac electrophysiology interventions by Ma, YingLiang, Gogin, Nicolas, Cathier, Pascal, Housden, R. James, Gijsbers, Geert, Cooklin, Michael, O'Neill, Mark, Gill, Jaswinder, Rinaldi, C. Aldo, Razavi, Reza, Rhode, Kawal S.

“…Purpose: X-ray fluoroscopically guided cardiac electrophysiology (EP) procedures are commonly carried out to treat patients with arrhythmias. X-ray images have…”
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Three-dimensional rotational angiography of the left atrium and esophagus—A virtual computed tomography scan in the electrophysiology lab? by Orlov, Michael V., MD, PhD, Hoffmeister, Peter, MD, Chaudhry, G. Muqtada, MD, Almasry, Ibrahim, MD, Gijsbers, Geert H.M., PhD, Swack, Tammee, RTR, Haffajee, Charles I., MD

“…Background Three-dimensional (3D) reconstruction of the heart and surrounding structures has been supplementing traditional two-dimensional imaging to guide…”
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Computed tomography-fluoroscopy overlay evaluation during catheter ablation of left atrial arrhythmia by Knecht, Sébastien, Skali, Hicham, O'Neill, Mark D., Wright, Matthew, Matsuo, Seiichiro, Chaudhry, Ghulam Muqtada, Haffajee, Charles I., Nault, Isabelle, Gijsbers, Geert H.M., Sacher, Frederic, Laurent, Francois, Montaudon, Michel, Corneloup, Olivier, Hocini, Mélèze, Haïssaguerre, Michel, Orlov, Michael V., Jaïs, Pierre

“…Aims Proper visualization of left atrial (LA) and pulmonary vein (PV) anatomy is of crucial importance during atrial fibrillation (AF) ablation. This…”
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Novel System for Real-Time Integration of 3-D Echocardiography and Fluoroscopy for Image-Guided Cardiac Interventions: Preclinical Validation and Clinical Feasibility Evaluation by Arujuna, Aruna V., Housden, R. James, Ma, Yingliang, Rajani, Ronak, Gao, Gang, Nijhof, Niels, Cathier, Pascal, Bullens, Roland, Gijsbers, Geert, Parish, Victoria, Kapetanakis, Stamatis, Hancock, Jane, Rinaldi, C. Aldo, Cooklin, Michael, Gill, Jaswinder, Thomas, Martyn, O'neill, Mark D., Razavi, Reza, Rhode, Kawal S.

“…Real-time imaging is required to guide minimally invasive catheter-based cardiac interventions. While transesophageal echocardiography allows for high-quality…”
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Wavelengths for laser treatment of port wine stains and telangiectasia by van Gemert, M J, Welch, A J, Pickering, J W, Tan, O T, Gijsbers, G H

“…This report presents analytical modelling of the influence of wavelength on the amount of volumetric rate of heat produced in dermal blood vessels by…”
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Recanalization of Chronic Total Coronary Occlusions Using a Laser Guide Wire: A Pilot Study by Hamburger, Jaap N, Gijsbers, Geert H.M, Ozaki, Yukio, Ruygrok, Peter N, de Feyter, Pim J, Serruys, Patrick W

“…Objectives. This study sought to prospectively evaluate the performance of a laser guide wire in crossing chronic total coronary occlusions in patients with a…”
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Registration of 3D trans-esophageal echocardiography to X-ray fluoroscopy using image-based probe tracking by Gao, Gang, Penney, Graeme, Ma, Yingliang, Gogin, Nicolas, Cathier, Pascal, Arujuna, Aruna, Morton, Geraint, Caulfield, Dennis, Gill, Jaswinder, Aldo Rinaldi, C., Hancock, Jane, Redwood, Simon, Thomas, Martyn, Razavi, Reza, Gijsbers, Geert, Rhode, Kawal

“…Our X-ray image and 3D TEE volume registration consists of an image-based TEE probe localization algorithm and a calibration procedure. While the calibration…”
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Temperature response of biological materials to pulsed non-ablative CO2 laser irradiation by Brugmans, M J, Kemper, J, Gijsbers, G H, van der Meulen, F W, van Gemert, M J

“…This paper presents surface temperature responses of various tissue phantoms and in vitro and in vivo biological materials in air to non-ablative pulsed CO2…”
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An integrated platform for image-guided cardiac resynchronization therapy by Ma, Ying Liang, Shetty, Anoop K, Duckett, Simon, Etyngier, Patrick, Gijsbers, Geert, Bullens, Roland, Schaeffter, Tobias, Razavi, Reza, Rinaldi, Christopher A, Rhode, Kawal S

“…Cardiac resynchronization therapy (CRT) is an effective procedure for patients with heart failure but 30% of patients do not respond. This may be due to…”
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Clinical Evaluation of Respiratory Motion Compensation for Anatomical Roadmap Guided Cardiac Electrophysiology Procedures by Ma, YingLiang, King, Andy P., Gogin, Nicolas, Gijsbers, Geert, Rinaldi, C. A., Gill, Jaswinder, Razavi, Reza, Rhode, Kawal S.

“…X-ray fluoroscopically guided cardiac electrophysiological procedures are routinely carried out for diagnosis and treatment of cardiac arrhythmias. X-ray…”
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Extended-Field-of-View Three-Dimensional Transesophageal Echocardiography Using Image-Based X-Ray Probe Tracking by Housden, R. James, Ma, YingLiang, Arujuna, Aruna, Nijhof, Niels, Cathier, Pascal, Gijsbers, Geert, Bullens, Roland, Gill, Jaswinder, Rinaldi, C. Aldo, Parish, Victoria, Rhode, Kawal S

“…Abstract The use of ultrasound imaging for guidance of cardiac interventional procedures is limited by the small field of view of the ultrasound volume. A…”
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The Role of Spectral Tissue Sensing During Lumbar Transforaminal Epidural Injection by Balthasar, Andrea J.R, Lucassen, Gerald W, Sommer, Micha, van der Voort, Marjolein, Gijsbers, Geert, Arnoldussen, Carsten W.K.P, Kessel, Alfons, Roggeveen, Stefan, Lataster, Arno, van Kleef, Maarten

“…ABSTRACTSpectral tissue sensing (STS) exploits the scattering and absorption of light by tissue. The main objective of the present study was to determine…”
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Uniform irradiation of irregularly shaped cavities for photodynamic therapy by Rem, A I, van Gemert, M J, van der Meulen, F W, Gijsbers, G H, Beek, J F

“…It is difficult to achieve a uniform light distribution in irregularly shaped cavities. We have conducted a study on the use of hollow 'integrating' moulds for…”
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Effect of force on ablation depth for a XeCl excimer laser beam delivered by an optical fiber in contact with arterial tissue under saline by Gijsbers, G H, van den Broecke, D G, Sprangers, R L, van Gemert, M J

“…The effect of force applied to a 430 micron single fiber, delivering 60 pulses of 308 nm XeCl laser radiation at 20 Hz, on the ablation depth in porcine aortic…”
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Limits of radial time constants to approximate thermal response of tissue by Meijering, L J, van Gemert, M J, Gijsbers, G H, Welch, A J

“…The time constant model, as an approximation to the bio-heat equation, was tested for non-ablating, deep penetrating (argon) laser beams in absorbing tissue…”
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CW laser ablation velocities as a function of absorption in an experimental one-dimensional tissue model by Gijsbers, G H, Selten, F M, van Gemert, M J

“…One-dimensional continuous-wave laser tissue ablation models predict that the steady-state ablation velocity is independent of the optical absorption of the…”
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Optical properties of human blood vessel wall and plaque by van Gemert, M J, Verdaasdonk, R, Stassen, E G, Schets, G A, Gijsbers, G H, Bonnier, J J

“…Optical properties of blood vessel wall and plaque from human cadaver material are presented for the argon laser (514.5 nm), He-Ne laser (633 nm), and the…”
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Characterization of Portwine Stain Disfigurement by Koster, Petra H. L., Bossuyt, Patrick M. M., van der Horst, Chantal M. A. M., Gijsbers, Geert H. M., van Gemert, Martin J. C.

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Characterization of portwine stain disfigurement by Koster, P H, Bossuyt, P M, van der Horst, C M, Gijsbers, G H, van Gemert, M J

“…Portwine stain disfigurement is caused by several factors. To what extent and in which proportion these factors influence the overall perceived disfigurement…”
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Tissue ablation and gas formation of two excimer laser systems: An in vitro evaluation on porcine aorta by Appelman, Yolande E.A., Piek, Jan J., Verhoofstad, Geert G.A.M., Gijsbers, Geert H.M., van Gemert, Martin J.C.

“…Background and Objective The relationship between tissue ablation volume and the formation of insoluble gas of the currently available excimer laser systems is…”
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