Search Results - "TER HAAR, G. R"

High intensity focused ultrasound: surgery of the future? by KENNEDY, J. E, TER HAAR, G. R, CRANSTON, D

“…For 50 years, high intensity focused ultrasound (HIFU) has been a subject of interest for medical research. HIFU causes selective tissue necrosis in a very…”
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The safety and feasibility of extracorporeal high-intensity focused ultrasound (HIFU) for the treatment of liver and kidney tumours in a Western population by ILLING, R. O, KENNEDY, J. E, WU, F, TER HAAR, G. R, PROTHEROE, A. S, FRIEND, P. J, GLEESON, F. V, CRANSTON, D. W, PHILLIPS, R. R, MIDDLETON, M. R

“…High-intensity focused ultrasound (HIFU) provides a potential noninvasive alternative to conventional therapies. We report our preliminary experience from…”
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High-intensity focused ultrasound for the treatment of liver tumours by Kennedy, J.E., Wu, F., ter Haar, G.R., Gleeson, F.V., Phillips, R.R., Middleton, M.R., Cranston, D.

“…High-intensity focused ultrasound (HIFU) has been investigated as a tool for the treatment of cancer for many decades, but is only now beginning to emerge as a…”
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Pathophysiological mechanisms of high-intensity focused ultrasound-mediated vascular occlusion and relevance to non-invasive fetal surgery by Shaw, C. J., ter Haar, G. R., Rivens, I. H., Giussani, D. A., Lees, C. C.

“…High-intensity focused ultrasound (HIFU) is a non-invasive technology, which can be used occlude blood vessels in the body. Both the theory underlying and…”
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The changes in acoustic attenuation due to in vitro heating by Clarke, R L, Bush, N L, Ter Haar, G R

“…The effects of heat-generated changes on the attenuation of ultrasound (US) by porcine liver tissue have been studied over a frequency range of 2.0 to 5.0 MHz…”
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Temperature rise recorded during lesion formation by high-intensity focused ultrasound by Clarke, R L, ter Haar, G R

“…Temperature rise was observed as a function of time in liver and dog prostate tissue ex vivo during heating with high-intensity focused ultrasound. The…”
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The intensity dependence of the site of maximal energy deposition in focused ultrasound surgery by Watkin, N A, ter Haar, G R, Rivens, I

“…The relationship between spatial peak intensity and the position of ultrasound induced tissue damage was studied in in vitro tissue models, using a 1.69 MHz…”
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High-intensity focused ultrasound ablation of liver tumours : can radiological assessment predict the histological response? by LESLIE, T. A, KENNEDY, J. E, ILLING, R. O, TER HAAR, G. R, WU, F, PHILLIPS, R. R, FRIEND, P. J, ROBERTS, I. S. D, CRANSTON, D. W, MIDDLETON, M. R

“…Cancer therapies usually depend on cross-sectional imaging for the assessment of treatment response. This study was designed to evaluate the ability of MRI to…”
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Sliding window dual gradient echo (SW-dGRE): T1 and proton resonance frequency (PRF) calibration for temperature imaging in polyacrylamide gel by Ong, J T, d'Arcy, J A, Collins, D J, Rivens, I H, ter Haar, G R, Leach, M O

“…The aim of the work is to evaluate a magnetic resonance imaging (MRI) thermometry sequence suitable for targeting of focused ultrasound (FUS) when used in…”
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Current status of research on biophysical effects of ultrasound by Barnett, S B, ter Haar, G R, Ziskin, M C, Nyborg, W L, Maeda, K, Bang, J

“…This overview of bioeffects of ultrasound presents some key aspects of selected papers dealing with biophysical end-points. Its purpose is to establish a basis…”
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International recommendations and guidelines for the safe use of diagnostic ultrasound in medicine by Barnett, S B, Ter Haar, G R, Ziskin, M C, Rott, H D, Duck, F A, Maeda, K

“…Modern sophisticated ultrasonographic equipment is capable of delivering substantial levels of acoustic energy into the body when used at maximum outputs. The…”
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Preclinical development of noninvasive vascular occlusion with focused ultrasonic surgery for fetal therapy by Denbow, M.L., Rivens, I.H., Rowland, I.J., Leach, M.O., Fisk, N.M., ter Haar, G.R.

“…Objective: This study was undertaken to investigate the ability of focused ultrasonic surgery to occlude blood flow in vivo. Study Design: A 5-mm linear track…”
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Acoustic properties of lesions generated with an ultrasound therapy system by Bush, N L, Rivens, I, ter Haar, G R, Bamber, J C

“…Methods for quantitative imaging of ultrasound propagation properties were applied to the examination of the acoustic appearance of lesions generated by high…”
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Ultrasonic contrast agents: safety considerations reviewed by ter Haar, G.R.

“…Ultrasonic contrast agents are usually comprised of a stabilised shell encapsulating a gas bubble. When these are introduced in the body they increase the…”
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Evaluation of Quality of Life Outcomes Following Palliative Treatment of Bone Metastases with Magnetic Resonance-guided High Intensity Focused Ultrasound: An International Multicentre Study by Harding, D., Giles, S.L., Brown, M.R.D., ter Haar, G.R., van den Bosch, M., Bartels, L.W., Kim, Y.-S., Deppe, M., deSouza, N.M.

“…To determine quality of life (QoL) outcomes after palliation of pain from bone metastases using magnetic resonance-guided high intensity focused ultrasound…”
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The intensity dependence of lesion position shift during focused ultrasound surgery by Meaney, P M, Cahill, M D, ter Haar, G R

“…Knowledge of the spatial distribution of intensity loss from an ultrasonic beam is critical for predicting lesion formation in focused ultrasound (US) surgery…”
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Production of harmonics in vitro by high-intensity focused ultrasound by Clarke, R L, ter Haar, G R

“…Experiments were performed to investigate the production of harmonics by high-intensity focused ultrasound (HIFU) produced by a spherical bowl; spherical…”
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A 3-D finite-element model for computation of temperature profiles and regions of thermal damage during focused ultrasound surgery exposures by Meaney, P M, Clarke, R L, ter Haar, G R, Rivens, I H

“…Although there have been numerous models implemented for modeling thermal diffusion effects during focused ultrasound surgery (FUS), most have limited…”
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Evidence for ultrasonically induced cavitation in vivo by ter Haar, G R, Daniels, S

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Lesion development in focused ultrasound surgery: a general model by Hill, C R, Rivens, I, Vaughan, M G, ter Haar, G R

“…An analytical model has been constructed for the process of formation of thermal lesions in tissue, resulting from exposure to intense, highly focused…”
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