Figures & data
Figure 1 Schematic representation and photograph of the HIFU balloon.
Abbreviation: HIFU, high-intensity focused ultrasound.
![Figure 1 Schematic representation and photograph of the HIFU balloon.](/cms/asset/4f7dada0-3525-4167-98d7-28a01149f89f/drfo_a_81794_f0001_c.jpg)
Figure 2 Lesion formation with HIFU.
Abbreviations: HIFU, high-intensity focused ultrasound; RV, right ventricle; LV, left ventricle.
![Figure 2 Lesion formation with HIFU.](/cms/asset/b161f19f-a9cd-4819-a380-ed85099ccb9e/drfo_a_81794_f0002_c.jpg)
Figure 3 Location of structures prone to injury during balloon-based AF ablation.
Abbreviations: AF, atrial fibrillation; Ao, descending aorta; Eso, esophagus; HIFU, high-intensity focused ultrasound; LA, left atrium; RSPV, right superior pulmonary vein; RT PN, right phrenic nerve; SVC, superior vena cava.
![Figure 3 Location of structures prone to injury during balloon-based AF ablation.](/cms/asset/7b4179c3-cf2d-425b-8d29-2a68f9e8c4bf/drfo_a_81794_f0003_c.jpg)
Figure 4 The Epicor epicardial HIFU system.
Abbreviations: HIFU, high-intensity focused ultrasound; AF, atrial fibrillation.
![Figure 4 The Epicor epicardial HIFU system.](/cms/asset/ea9ed296-2498-40f4-be43-1955d318a905/drfo_a_81794_f0004_c.jpg)
Figure 5 Epicardial ventricular ablation over a coronary artery.
Abbreviations: HIFU, high-intensity focused ultrasound; LAD, left anterior descending artery.
![Figure 5 Epicardial ventricular ablation over a coronary artery.](/cms/asset/dd9e47bf-9632-4d4a-bdc5-85c30c42375b/drfo_a_81794_f0005_c.jpg)