High anatomical accuracy of a novel high-resolution wide-band dielectric imaging system in cryoballoon-based ablation

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High anatomical accuracy of a novel high-resolution wide-band dielectric imaging system in cryoballoon-based ablation. / Rottner, Laura; Nodorp, Milena; Jessica, Weimann; Schleberger, Ruben; Sinning, Christoph; Lemoine, Marc; Dinshaw, Leon; Münkler, Paula; Lin, Tina; Meyer, Christian; Reissmann, Bruno; Metzner, Andreas; Rillig, Andreas.

In: PACE, Vol. 44, No. 9, 09.2021, p. 1504-1515.

Research output: SCORING: Contribution to journalSCORING: Journal articleResearchpeer-review

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@article{be5f0e89a4c742bcbac40116d7e0f5ac,
title = "High anatomical accuracy of a novel high-resolution wide-band dielectric imaging system in cryoballoon-based ablation",
abstract = "PURPOSE: Recently, a novel cardiac imaging system based on a wide-band dielectric technology (KODEX-EPD) was introduced to guide catheter ablation. The aim of the study was to evaluate this 3D wide-band dielectric imaging system (WDIS) during cryoballoon (CB)-based atrial fibrillation (AF) ablation focusing on accuracy of pulmonary vein (PV)-anatomy.METHODS: In consecutive patients with symptomatic AF, CB-based ablation was performed in conjunction with the 3D WDIS. Selective PV-angiographies were performed, and 3D anatomy of the left atrium (LA) and PVs using the 3D WDIS was created. The ostial diameters of the ipsilateral right-sided and left-sided PVs and ostial diameters of the right-/left-sided upper/lower PVs demonstrated by selective angiographies were analyzed and compared to 3D WDIS-based PV visualization.RESULTS: In 65 patients (42/65 (65%) male, age 65 ± 9 years, 29/65 (45%) paroxysmal AF) a total of 260 PVs were identified. Median ostial PV-diameters for the ipsilateral left- and right-sided PVs were 38 [34; 43] and 37 [34; 40.3] mm when assessed fluoroscopically and 40 [35.7; 43] and 39 [35.0; 43] mm as demonstrated by 3D WDIS. There was no statistically significant difference between both methods regarding PV-diameter measurements. KODEX-EPD overestimated fluoroscopy measurements by 1.08 mm (95% limits of agreement of -1.93 mm and 4.1 mm).CONCLUSION: The novel wide-band dielectric 3D-imaging system is feasible to create high-resolution images of cardiac structures during CB ablation procedures and accurately visualizes PV-anatomy.",
keywords = "Aged, Angiography, Atrial Fibrillation/diagnostic imaging, Catheter Ablation/methods, Cryosurgery/methods, Female, Fluoroscopy, Humans, Imaging, Three-Dimensional/methods, Male, Pulmonary Veins/diagnostic imaging",
author = "Laura Rottner and Milena Nodorp and Weimann Jessica and Ruben Schleberger and Christoph Sinning and Marc Lemoine and Leon Dinshaw and Paula M{\"u}nkler and Tina Lin and Christian Meyer and Bruno Reissmann and Andreas Metzner and Andreas Rillig",
note = "{\textcopyright} 2021 The Authors. Pacing and Clinical Electrophysiology published by Wiley Periodicals LLC.",
year = "2021",
month = sep,
doi = "10.1111/pace.14324",
language = "English",
volume = "44",
pages = "1504--1515",
journal = "PACE",
issn = "0147-8389",
publisher = "Wiley-Blackwell",
number = "9",

}

RIS

TY - JOUR

T1 - High anatomical accuracy of a novel high-resolution wide-band dielectric imaging system in cryoballoon-based ablation

AU - Rottner, Laura

AU - Nodorp, Milena

AU - Jessica, Weimann

AU - Schleberger, Ruben

AU - Sinning, Christoph

AU - Lemoine, Marc

AU - Dinshaw, Leon

AU - Münkler, Paula

AU - Lin, Tina

AU - Meyer, Christian

AU - Reissmann, Bruno

AU - Metzner, Andreas

AU - Rillig, Andreas

N1 - © 2021 The Authors. Pacing and Clinical Electrophysiology published by Wiley Periodicals LLC.

PY - 2021/9

Y1 - 2021/9

N2 - PURPOSE: Recently, a novel cardiac imaging system based on a wide-band dielectric technology (KODEX-EPD) was introduced to guide catheter ablation. The aim of the study was to evaluate this 3D wide-band dielectric imaging system (WDIS) during cryoballoon (CB)-based atrial fibrillation (AF) ablation focusing on accuracy of pulmonary vein (PV)-anatomy.METHODS: In consecutive patients with symptomatic AF, CB-based ablation was performed in conjunction with the 3D WDIS. Selective PV-angiographies were performed, and 3D anatomy of the left atrium (LA) and PVs using the 3D WDIS was created. The ostial diameters of the ipsilateral right-sided and left-sided PVs and ostial diameters of the right-/left-sided upper/lower PVs demonstrated by selective angiographies were analyzed and compared to 3D WDIS-based PV visualization.RESULTS: In 65 patients (42/65 (65%) male, age 65 ± 9 years, 29/65 (45%) paroxysmal AF) a total of 260 PVs were identified. Median ostial PV-diameters for the ipsilateral left- and right-sided PVs were 38 [34; 43] and 37 [34; 40.3] mm when assessed fluoroscopically and 40 [35.7; 43] and 39 [35.0; 43] mm as demonstrated by 3D WDIS. There was no statistically significant difference between both methods regarding PV-diameter measurements. KODEX-EPD overestimated fluoroscopy measurements by 1.08 mm (95% limits of agreement of -1.93 mm and 4.1 mm).CONCLUSION: The novel wide-band dielectric 3D-imaging system is feasible to create high-resolution images of cardiac structures during CB ablation procedures and accurately visualizes PV-anatomy.

AB - PURPOSE: Recently, a novel cardiac imaging system based on a wide-band dielectric technology (KODEX-EPD) was introduced to guide catheter ablation. The aim of the study was to evaluate this 3D wide-band dielectric imaging system (WDIS) during cryoballoon (CB)-based atrial fibrillation (AF) ablation focusing on accuracy of pulmonary vein (PV)-anatomy.METHODS: In consecutive patients with symptomatic AF, CB-based ablation was performed in conjunction with the 3D WDIS. Selective PV-angiographies were performed, and 3D anatomy of the left atrium (LA) and PVs using the 3D WDIS was created. The ostial diameters of the ipsilateral right-sided and left-sided PVs and ostial diameters of the right-/left-sided upper/lower PVs demonstrated by selective angiographies were analyzed and compared to 3D WDIS-based PV visualization.RESULTS: In 65 patients (42/65 (65%) male, age 65 ± 9 years, 29/65 (45%) paroxysmal AF) a total of 260 PVs were identified. Median ostial PV-diameters for the ipsilateral left- and right-sided PVs were 38 [34; 43] and 37 [34; 40.3] mm when assessed fluoroscopically and 40 [35.7; 43] and 39 [35.0; 43] mm as demonstrated by 3D WDIS. There was no statistically significant difference between both methods regarding PV-diameter measurements. KODEX-EPD overestimated fluoroscopy measurements by 1.08 mm (95% limits of agreement of -1.93 mm and 4.1 mm).CONCLUSION: The novel wide-band dielectric 3D-imaging system is feasible to create high-resolution images of cardiac structures during CB ablation procedures and accurately visualizes PV-anatomy.

KW - Aged

KW - Angiography

KW - Atrial Fibrillation/diagnostic imaging

KW - Catheter Ablation/methods

KW - Cryosurgery/methods

KW - Female

KW - Fluoroscopy

KW - Humans

KW - Imaging, Three-Dimensional/methods

KW - Male

KW - Pulmonary Veins/diagnostic imaging

U2 - 10.1111/pace.14324

DO - 10.1111/pace.14324

M3 - SCORING: Journal article

C2 - 34289168

VL - 44

SP - 1504

EP - 1515

JO - PACE

JF - PACE

SN - 0147-8389

IS - 9

ER -