Key result
Acoustic radiation force impulse (ARFI) imaging successfully monitored radiofrequency ablation of ovine cardiac tissue in vivo, allowing determination of lesion location, shape, and relative size.
Why the study?
Does ARFI imaging improve the visualization of myocardial radiofrequency ablation lesions compared to conventional B-mode imaging in an in vivo ovine model?
Population
Ovine cardiac tissue in vivo
Comparison
Acoustic radiation force impulse imaging and… vs Conventional B-mode imaging
Design
Preclinical
Authors
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ARFI shows promise for ablation monitoring in animals; leaves open human translation and clinical validation.
Does ARFI imaging improve the visualization of myocardial radiofrequency ablation lesions compared to conventional B-mode imaging in an in vivo ovine model?
ARFI imaging may be a convenient modality for monitoring radiofrequency ablation lesion formation in vivo without requiring additional equipment beyond conventional sonography.
Fahey et al. (2005) studied Myocardial radiofrequency ablation. Acoustic radiation force impulse (ARFI) imaging vs. Conventional B-mode images was evaluated on Determination of lesion location, shape, and relative size. Acoustic radiation force impulse (ARFI) imaging successfully monitored radiofrequency ablation of ovine cardiac tissue in vivo, allowing determination of lesion location, shape, and relative size.
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