Radiofrequency Ablation
Radiofrequency Ablation - Related Videos
07:16
Thermal Ablation for the Treatment of Abdominal Tumors
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Cited by 19 •
2011
A thermal tumor ablation procedure is described. The entire procedure is detailed, including pretreatment planning and imaging studies, anesthesia, adjuvant techniques to facilitate a percutaneous approach, imaging guidance of the ablation device to the tumor, thermal treatment, post-treatment care and follow-up.
04:58
Reduced Procedure Time and Variability with Active Esophageal Cooling During Radiofrequency Ablation for Atrial Fibrillation
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Cited by 4 •
2022
This study utilized advanced informatics techniques to compare procedure duration in patients undergoing radiofrequency atrial ablation treated with active esophageal cooling to those treated with traditional luminal esophageal temperature monitoring. Contextual inquiry, workflow analysis, and data mapping were utilized. The findings demonstrated reduced procedure time and variability with active cooling.
11:21
Robotic Ablation of Atrial Fibrillation
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Cited by 12 •
2015
Pulmonary vein isolation (PVI) with an ablation catheter is a curative treatment for atrial fibrillation (AF). Robotic catheter systems aim to improve catheter steerability. Here, a procedure with a new robotic catheter system is presented. The goal of the procedure is electrical block between pulmonary vein and left atrium.
03:24
Assessing Bone Mineral Density Using Radiofrequency Echographic Multi-Spectrometry
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2026
Source:Piera Lalli1, Elisabetta Quilico1, Chiara Busso1, Marta Andrighetti1, Cristina Graziano1, Paola Pisani2, Marco A. Minetto11Division of Physical Medicine and Rehabilitation, Department of Surgical Sciences, University of Turin.2Institute of Clinical Physiology, National Research Council.This video demonstrates the radiofrequency echographic multi-spectrometry (REMS) technique for assessing bone mineral density (BMD). The patient is positioned supine, and ultrasound gel is applied to the...
04:42
Targeted Neuronal Ablation Using Two-Photon Microscopy in a Zebrafish Larava
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2025
Source: Muto, A., et al. Ablation of a Neuronal Population Using a Two-photon Laser and Its Assessment Using Calcium Imaging and Behavioral Recording in Zebrafish Larvae. J. Vis. Exp. (2018) In this video, a two-photon laser ablation procedure is demonstrated, enabling the selective destruction of fluorescent neurons in agarose-immobilized zebrafish larvae. High-resolution imaging before and after the procedure confirms efficient neuronal damage, as observed by the absence of fluorescence.
FAQs
Radiofrequency energy creates localized heat through alternating electrical current delivered by an electrode. The resulting thermal injury can produce coagulative necrosis, meaning the selected tissue is damaged in a controlled way rather than removed through an extensive operation. This mechanism allows clinicians to focus treatment on a defined target while seeking to limit injury outside the treatment area.
Electrode placement determines where energy is concentrated, while temperature control helps regulate the extent of heating. Imaging guidance supports accurate positioning before energy is delivered. Together, these measures help clinicians target the intended tissue, limit unwanted damage to nearby structures, and improve procedural accuracy, safety, and clinical outcomes.
Radiofrequency ablation provides a minimally invasive alternative to more extensive surgery for selected clinical situations. Instead of removing a larger region through an operation, clinicians use a precisely positioned electrode to apply energy to the treatment area. This approach is particularly relevant when the intended outcome can be achieved by disabling or destroying a defined tissue target.
The described workflow begins with imaging guidance to identify the treatment area and support electrode placement. Clinicians then deliver alternating electrical current through the electrode, generating heat in the selected tissue. Temperature control is used during treatment, with the overall aim of producing the intended thermal injury while limiting effects on surrounding tissue.
For certain tumors, radiofrequency ablation can be considered when clinicians want to destroy selected tumor tissue without an extensive surgical approach. Imaging guidance and electrode placement help identify and reach the intended area, while temperature control supports localized treatment. Suitability remains dependent on the target and the treatment goal.
For certain cardiac arrhythmias and chronic pain conditions, clinicians use radiofrequency ablation as a target-specific treatment rather than a general tissue-destruction strategy. The procedure's purpose changes with the condition, so the relevant target, electrode position, and desired outcome must be defined for each case. This illustrates why treatment planning is clinically important.