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Liu C, Li C, Zhao T, Yu M, Huang X, Cao J, Huang S, Guo Z. Safety and efficacy of the second-generation cryoballoon for left atrial appendage electrical isolation in canines. Europace 2024; 26:euae100. [PMID: 38637325 PMCID: PMC11065359 DOI: 10.1093/europace/euae100] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 01/29/2024] [Accepted: 04/15/2024] [Indexed: 04/20/2024] Open
Abstract
AIMS Left atrial appendage electrical isolation (LAAEI) has demonstrated a significant enhancement in the success rate of atrial fibrillation (AF) ablation. Nevertheless, concerns persist about the safety of LAAEI, particularly regarding alterations in left atrial appendage (LAA) flow velocity and the potential risks of thrombus. This study aimed to assess the efficacy and safety of LAAEI, investigating changes in LAA flow velocity in canines. METHODS AND RESULTS The study comprised a total of 10 canines. The LAAEI procedure used by a 23 mm cryoballoon of the second generation was conducted at least 180 s. Intracardiac ultrasonography (ICE) was employed to quantify the velocity flow of the LAA both prior to and following LAAEI. Following a 3-month period, subsequent evaluations were performed to assess the LAA velocity flow and the potential reconnection. Histopathological examination was conducted. Left atrial appendage electrical isolation was effectively accomplished in all canines, resulting in a 100% acute success rate (10/10). The flow velocity in the LAA showed a notable reduction during LAAEI as compared with the values before the ablation procedure (53.12 ± 5.89 vs. 42.01 ± 9.22 cm/s, P = 0.007). After the follow-up, reconnection was observed in four canines, leading to a success rate of LAAEI of 60% (6/10). The flow velocity in the LAA was consistently lower (53.12 ± 5.89 vs. 44.33 ± 10.49 cm/s, P = 0.006), and no blood clot development was observed. The histopathological study indicated that there was consistent and complete injury to the LAA, affecting all layers of its wall. The injured tissue was subsequently replaced by fibrous tissue. CONCLUSION The feasibility of using cryoballoon ablation for LAAEI was confirmed in canines, leading to a significant reduction of LAA flow velocity after ablation. Some restoration of LAA flow velocity after ablation may be linked to the passive movement of the LAA and potential reconnecting. However, this conclusion is limited to animal study; more clinical data are needed to further illustrate the safety and accessibility of LAAEI in humans.
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Affiliation(s)
- Chao Liu
- Department of Cardiology, Changhai Hospital, 168 Changhai Road, Shanghai 200433, China
| | - Changjin Li
- Department of Cardiology, Changhai Hospital, 168 Changhai Road, Shanghai 200433, China
| | - Teng Zhao
- Department of Cardiology, Changhai Hospital, 168 Changhai Road, Shanghai 200433, China
| | - Manli Yu
- Department of Cardiology, Changhai Hospital, 168 Changhai Road, Shanghai 200433, China
| | - Xinmiao Huang
- Department of Cardiology, Changhai Hospital, 168 Changhai Road, Shanghai 200433, China
| | - Jiang Cao
- Department of Cardiology, Changhai Hospital, 168 Changhai Road, Shanghai 200433, China
| | - Songqun Huang
- Department of Cardiology, Changhai Hospital, 168 Changhai Road, Shanghai 200433, China
| | - Zhifu Guo
- Department of Cardiology, Changhai Hospital, 168 Changhai Road, Shanghai 200433, China
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Tohoku S, Chen S, Bordignon S, Chun JK, Schmidt B. Hot or cold? Feasibility, safety, and outcome after radiofrequency-guided versus cryoballoon-guided left atrial appendage isolation. J Arrhythm 2022; 38:316-326. [PMID: 35785393 PMCID: PMC9237309 DOI: 10.1002/joa3.12691] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 01/13/2022] [Revised: 02/22/2022] [Accepted: 02/24/2022] [Indexed: 11/10/2022] Open
Abstract
Background Left atrial appendage (LAA) isolation (LAAI) has been described as an adjunctive ablation strategy for patients with recurrent atrial tachyarrhythmia (ATa). Objectives We compared the clinical impact of persistent durable LAAI between radiofrequency (RF)-guided wide-area LAAI and cryoballoon (CB)-guided ostial LAAI. Methods Consecutive patients who underwent RF- or CB-guided LAAI were retrospectively analyzed. RF-guided LAAI was performed by combining linear ablation. CB-guided LAAI was performed by LAA ostial ablation. Following LAAI, the patients underwent an invasive remapping study. LAA closure was conducted if persistent durability was confirmed. The procedural data, LAAI durability, and ATa recurrence were assessed. Results A total of 260 patients (RF: n = 201; CB: n = 59) undergoing LAAI were identified. The acute rate of procedural LAAI was higher in the CB group (CB:94.9% vs. RF:82.6%, p = .02) with a lower pericardial effusion incidence (CB:0% vs. RF:7.5%, p = .03). The 6-week durable LAAI was similar between the two groups (RF:78.3% vs. CB:66.0%, p = .103). During follow-up, one gastrointestinal bleeding and four stroke events including one subsequent intracranial bleeding leading to death occurred in the RF group, while one gastrointestinal bleeding occurred in the CB group.The 1-year ATa recurrence-free rate was higher in patients with durable LAAI following RF-guided LAAI (RF:76.3% vs. CB:56.7%, p = .0017). Multivariate analysis revealed RF-guided LAAI as a predictor of freedom from ATa recurrence (HR: 0.478, 95%CI: 0.336-0.823, p = .017). Conclusions LAAI can be more readily and safely achieved by CB-guided ostial ablation. In patients with confirmed LAAI, however, the freedom from ATa recurrence was higher after RF-guided wide-area isolation.
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Affiliation(s)
- Shota Tohoku
- Cardioangiologisches Centrum Bethanien (CCB), Frankfurt Academy For Arrhythmias (FAFA); Abteilung für Kardiologie, Medizinische Klinik IIIAgaplesion Markus KrankenhausFrankfurt am MainGermany
| | - Shaojie Chen
- Cardioangiologisches Centrum Bethanien (CCB), Frankfurt Academy For Arrhythmias (FAFA); Abteilung für Kardiologie, Medizinische Klinik IIIAgaplesion Markus KrankenhausFrankfurt am MainGermany
- Die Sektion MedizinUniversität zu LübeckLübeckGermany
| | - Stefano Bordignon
- Cardioangiologisches Centrum Bethanien (CCB), Frankfurt Academy For Arrhythmias (FAFA); Abteilung für Kardiologie, Medizinische Klinik IIIAgaplesion Markus KrankenhausFrankfurt am MainGermany
| | - Julian Kyoung‐Ryul Chun
- Cardioangiologisches Centrum Bethanien (CCB), Frankfurt Academy For Arrhythmias (FAFA); Abteilung für Kardiologie, Medizinische Klinik IIIAgaplesion Markus KrankenhausFrankfurt am MainGermany
- Die Sektion MedizinUniversität zu LübeckLübeckGermany
| | - Boris Schmidt
- Cardioangiologisches Centrum Bethanien (CCB), Frankfurt Academy For Arrhythmias (FAFA); Abteilung für Kardiologie, Medizinische Klinik IIIAgaplesion Markus KrankenhausFrankfurt am MainGermany
- Universitätsklinikum FrankfurtMedizinische Klinik 3‐ Klinik für KardiologieFrankfurtGermany
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Cryoballoon ablation for extrapulmonary vein targets. Curr Opin Cardiol 2021; 36:22-25. [PMID: 33027099 DOI: 10.1097/hco.0000000000000802] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 11/26/2022]
Abstract
PURPOSE OF REVIEW Cryoballoon catheter can create large and contiguous lesions with stable contact during ablation. It has proven to be well tolerated and effective in pulmonary vein isolation. But atrial arrhythmias, including atrial fibrillation, atrial tachycardia, and atrial flutter (AFL), also relate to many extrapulmonary vein targets. It is necessary to understand the current evidence for the use of cryoballoon ablation for targets outside of pulmonary veins. RECENT FINDINGS Studies have shown that the cryoballoon ablation can be used in extrapulmonary vein area, including left atrium roof, left atrial appendages, posterior left atrial wall, mitral isthmus, and right atrial appendage. The results indicate cryoballoon ablation is an effective and well-tolerated treatment option for the atrial arrhythmias in these locations outside of pulmonary vein when clinical necessary. SUMMARY The cryoballoon ablation can safely and effectively perform contiguous linear lesions, structure isolations, and local ablation for targets outside of the pulmonary veins.
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Tohoku S, Chen S, Last J, Bordignon S, Bologna F, Trolese L, Zanchi S, Bianchini L, Schmidt B, Chun KRJ. Phrenic nerve injury in atrial fibrillation ablation using balloon catheters: Incidence, characteristics, and clinical recovery course. J Cardiovasc Electrophysiol 2020; 31:1932-1941. [DOI: 10.1111/jce.14567] [Citation(s) in RCA: 25] [Impact Index Per Article: 6.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 03/16/2020] [Accepted: 05/12/2020] [Indexed: 08/29/2023]
Affiliation(s)
- Shota Tohoku
- Cardioangiologisches Centrum Bethanien (CCB), Frankfurt Academy For Arrhythmias (FAFA); Abteilung für Kardiologie, Medizinische Klinik III, Agaplesion Markus KrankenhausAkademisches Lehrkrankenhaus der Goethe‐Universität Frankfurt am Main Frankfurt am Main Germany
| | - Shaojie Chen
- Cardioangiologisches Centrum Bethanien (CCB), Frankfurt Academy For Arrhythmias (FAFA); Abteilung für Kardiologie, Medizinische Klinik III, Agaplesion Markus KrankenhausAkademisches Lehrkrankenhaus der Goethe‐Universität Frankfurt am Main Frankfurt am Main Germany
- Die Sektion MedizinUniversität zu Lübeck Lübeck Germany
| | - Jana Last
- Cardioangiologisches Centrum Bethanien (CCB), Frankfurt Academy For Arrhythmias (FAFA); Abteilung für Kardiologie, Medizinische Klinik III, Agaplesion Markus KrankenhausAkademisches Lehrkrankenhaus der Goethe‐Universität Frankfurt am Main Frankfurt am Main Germany
| | - Stefano Bordignon
- Cardioangiologisches Centrum Bethanien (CCB), Frankfurt Academy For Arrhythmias (FAFA); Abteilung für Kardiologie, Medizinische Klinik III, Agaplesion Markus KrankenhausAkademisches Lehrkrankenhaus der Goethe‐Universität Frankfurt am Main Frankfurt am Main Germany
| | - Fabrizio Bologna
- Cardioangiologisches Centrum Bethanien (CCB), Frankfurt Academy For Arrhythmias (FAFA); Abteilung für Kardiologie, Medizinische Klinik III, Agaplesion Markus KrankenhausAkademisches Lehrkrankenhaus der Goethe‐Universität Frankfurt am Main Frankfurt am Main Germany
| | - Luca Trolese
- Cardioangiologisches Centrum Bethanien (CCB), Frankfurt Academy For Arrhythmias (FAFA); Abteilung für Kardiologie, Medizinische Klinik III, Agaplesion Markus KrankenhausAkademisches Lehrkrankenhaus der Goethe‐Universität Frankfurt am Main Frankfurt am Main Germany
| | - Simone Zanchi
- Cardioangiologisches Centrum Bethanien (CCB), Frankfurt Academy For Arrhythmias (FAFA); Abteilung für Kardiologie, Medizinische Klinik III, Agaplesion Markus KrankenhausAkademisches Lehrkrankenhaus der Goethe‐Universität Frankfurt am Main Frankfurt am Main Germany
| | - Lorenzo Bianchini
- Cardioangiologisches Centrum Bethanien (CCB), Frankfurt Academy For Arrhythmias (FAFA); Abteilung für Kardiologie, Medizinische Klinik III, Agaplesion Markus KrankenhausAkademisches Lehrkrankenhaus der Goethe‐Universität Frankfurt am Main Frankfurt am Main Germany
| | - Boris Schmidt
- Cardioangiologisches Centrum Bethanien (CCB), Frankfurt Academy For Arrhythmias (FAFA); Abteilung für Kardiologie, Medizinische Klinik III, Agaplesion Markus KrankenhausAkademisches Lehrkrankenhaus der Goethe‐Universität Frankfurt am Main Frankfurt am Main Germany
| | - K. R. Julian Chun
- Cardioangiologisches Centrum Bethanien (CCB), Frankfurt Academy For Arrhythmias (FAFA); Abteilung für Kardiologie, Medizinische Klinik III, Agaplesion Markus KrankenhausAkademisches Lehrkrankenhaus der Goethe‐Universität Frankfurt am Main Frankfurt am Main Germany
- Die Sektion MedizinUniversität zu Lübeck Lübeck Germany
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Chen S, Schmidt B, Bordignon S, Tohoku S, Urbanek L, Plank K, Willems F, Throm C, Konstantinou A, Hilbert M, Zanchi S, Bianchini L, Bologna F, Tsianakas N, Kreuzer C, Nagase T, Perrotta L, Last J, Chun KRJ. Cryoballoon pulmonary vein isolation in treating atrial fibrillation using different freeze protocols: The “ICE‐T 4 minutes vs 3 minutes” propensity‐matched study (Frankfurt ICE‐T 4 vs. 3). J Cardiovasc Electrophysiol 2020; 31:1923-1931. [DOI: 10.1111/jce.14602] [Citation(s) in RCA: 7] [Impact Index Per Article: 1.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 05/04/2020] [Accepted: 05/31/2020] [Indexed: 11/30/2022]
Affiliation(s)
- Shaojie Chen
- Cardioangiologisches Centrum Bethanien (CCB), Frankfurt Academy For Arrhythmias (FAFA); Kardiologie, Medizinische Klinik IIIAgaplesion Markus Krankenhaus, Akademisches Lehrkrankenhaus der Goethe‐Universität Frankfurt am Main Frankfurt am Main Germany
- Die Sektion MedizinUniversität zu Lübeck Lübeck Germany
| | - Boris Schmidt
- Cardioangiologisches Centrum Bethanien (CCB), Frankfurt Academy For Arrhythmias (FAFA); Kardiologie, Medizinische Klinik IIIAgaplesion Markus Krankenhaus, Akademisches Lehrkrankenhaus der Goethe‐Universität Frankfurt am Main Frankfurt am Main Germany
| | - Stefano Bordignon
- Cardioangiologisches Centrum Bethanien (CCB), Frankfurt Academy For Arrhythmias (FAFA); Kardiologie, Medizinische Klinik IIIAgaplesion Markus Krankenhaus, Akademisches Lehrkrankenhaus der Goethe‐Universität Frankfurt am Main Frankfurt am Main Germany
| | - Shota Tohoku
- Cardioangiologisches Centrum Bethanien (CCB), Frankfurt Academy For Arrhythmias (FAFA); Kardiologie, Medizinische Klinik IIIAgaplesion Markus Krankenhaus, Akademisches Lehrkrankenhaus der Goethe‐Universität Frankfurt am Main Frankfurt am Main Germany
| | - Lukas Urbanek
- Cardioangiologisches Centrum Bethanien (CCB), Frankfurt Academy For Arrhythmias (FAFA); Kardiologie, Medizinische Klinik IIIAgaplesion Markus Krankenhaus, Akademisches Lehrkrankenhaus der Goethe‐Universität Frankfurt am Main Frankfurt am Main Germany
| | - Karin Plank
- Cardioangiologisches Centrum Bethanien (CCB), Frankfurt Academy For Arrhythmias (FAFA); Kardiologie, Medizinische Klinik IIIAgaplesion Markus Krankenhaus, Akademisches Lehrkrankenhaus der Goethe‐Universität Frankfurt am Main Frankfurt am Main Germany
| | - Franziska Willems
- Cardioangiologisches Centrum Bethanien (CCB), Frankfurt Academy For Arrhythmias (FAFA); Kardiologie, Medizinische Klinik IIIAgaplesion Markus Krankenhaus, Akademisches Lehrkrankenhaus der Goethe‐Universität Frankfurt am Main Frankfurt am Main Germany
| | - Christina Throm
- Cardioangiologisches Centrum Bethanien (CCB), Frankfurt Academy For Arrhythmias (FAFA); Kardiologie, Medizinische Klinik IIIAgaplesion Markus Krankenhaus, Akademisches Lehrkrankenhaus der Goethe‐Universität Frankfurt am Main Frankfurt am Main Germany
| | - Athanasios Konstantinou
- Cardioangiologisches Centrum Bethanien (CCB), Frankfurt Academy For Arrhythmias (FAFA); Kardiologie, Medizinische Klinik IIIAgaplesion Markus Krankenhaus, Akademisches Lehrkrankenhaus der Goethe‐Universität Frankfurt am Main Frankfurt am Main Germany
| | - Max Hilbert
- Cardioangiologisches Centrum Bethanien (CCB), Frankfurt Academy For Arrhythmias (FAFA); Kardiologie, Medizinische Klinik IIIAgaplesion Markus Krankenhaus, Akademisches Lehrkrankenhaus der Goethe‐Universität Frankfurt am Main Frankfurt am Main Germany
| | - Simone Zanchi
- Cardioangiologisches Centrum Bethanien (CCB), Frankfurt Academy For Arrhythmias (FAFA); Kardiologie, Medizinische Klinik IIIAgaplesion Markus Krankenhaus, Akademisches Lehrkrankenhaus der Goethe‐Universität Frankfurt am Main Frankfurt am Main Germany
| | - Lorenzo Bianchini
- Cardioangiologisches Centrum Bethanien (CCB), Frankfurt Academy For Arrhythmias (FAFA); Kardiologie, Medizinische Klinik IIIAgaplesion Markus Krankenhaus, Akademisches Lehrkrankenhaus der Goethe‐Universität Frankfurt am Main Frankfurt am Main Germany
| | - Fabrizio Bologna
- Cardioangiologisches Centrum Bethanien (CCB), Frankfurt Academy For Arrhythmias (FAFA); Kardiologie, Medizinische Klinik IIIAgaplesion Markus Krankenhaus, Akademisches Lehrkrankenhaus der Goethe‐Universität Frankfurt am Main Frankfurt am Main Germany
| | - Nikolaos Tsianakas
- Cardioangiologisches Centrum Bethanien (CCB), Frankfurt Academy For Arrhythmias (FAFA); Kardiologie, Medizinische Klinik IIIAgaplesion Markus Krankenhaus, Akademisches Lehrkrankenhaus der Goethe‐Universität Frankfurt am Main Frankfurt am Main Germany
| | - Claudia Kreuzer
- Cardioangiologisches Centrum Bethanien (CCB), Frankfurt Academy For Arrhythmias (FAFA); Kardiologie, Medizinische Klinik IIIAgaplesion Markus Krankenhaus, Akademisches Lehrkrankenhaus der Goethe‐Universität Frankfurt am Main Frankfurt am Main Germany
| | - Takahiko Nagase
- Cardioangiologisches Centrum Bethanien (CCB), Frankfurt Academy For Arrhythmias (FAFA); Kardiologie, Medizinische Klinik IIIAgaplesion Markus Krankenhaus, Akademisches Lehrkrankenhaus der Goethe‐Universität Frankfurt am Main Frankfurt am Main Germany
| | - Laura Perrotta
- Cardioangiologisches Centrum Bethanien (CCB), Frankfurt Academy For Arrhythmias (FAFA); Kardiologie, Medizinische Klinik IIIAgaplesion Markus Krankenhaus, Akademisches Lehrkrankenhaus der Goethe‐Universität Frankfurt am Main Frankfurt am Main Germany
| | - Jana Last
- Cardioangiologisches Centrum Bethanien (CCB), Frankfurt Academy For Arrhythmias (FAFA); Kardiologie, Medizinische Klinik IIIAgaplesion Markus Krankenhaus, Akademisches Lehrkrankenhaus der Goethe‐Universität Frankfurt am Main Frankfurt am Main Germany
| | - K. R. Julian Chun
- Cardioangiologisches Centrum Bethanien (CCB), Frankfurt Academy For Arrhythmias (FAFA); Kardiologie, Medizinische Klinik IIIAgaplesion Markus Krankenhaus, Akademisches Lehrkrankenhaus der Goethe‐Universität Frankfurt am Main Frankfurt am Main Germany
- Medizinische Klinik II, Kardiologie/Angiologie/IntensivmedizinUniversitätsklinikum Schleswig‐Holstein, Universität zu Lübeck Lübeck Germany
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Chen S, Schmidt B, Tohoku S, Trolese L, Bordignon S, Chun KRJ. Transesophageal echocardiography-guided closure of electrically isolated left atrial appendage to constrain a rapidly growing thrombus despite anticoagulation and sinus rhythm. J Cardiovasc Electrophysiol 2019; 31:247-249. [PMID: 31749201 DOI: 10.1111/jce.14284] [Citation(s) in RCA: 4] [Impact Index Per Article: 0.8] [Reference Citation Analysis] [Key Words] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 10/09/2019] [Revised: 10/15/2019] [Accepted: 10/16/2019] [Indexed: 12/17/2022]
Affiliation(s)
- Shaojie Chen
- Cardioangiologisches Centrum Bethanien (CCB), Frankfurt Academy for Arrhythmias (FAFA), Abteilung für Kardiologie, Medizinische Klinik III, Agaplesion Markus Krankenhaus, Frankfurt am Main, Germany
| | - Boris Schmidt
- Cardioangiologisches Centrum Bethanien (CCB), Frankfurt Academy for Arrhythmias (FAFA), Abteilung für Kardiologie, Medizinische Klinik III, Agaplesion Markus Krankenhaus, Frankfurt am Main, Germany
| | - Shota Tohoku
- Cardioangiologisches Centrum Bethanien (CCB), Frankfurt Academy for Arrhythmias (FAFA), Abteilung für Kardiologie, Medizinische Klinik III, Agaplesion Markus Krankenhaus, Frankfurt am Main, Germany
| | - Luca Trolese
- Cardioangiologisches Centrum Bethanien (CCB), Frankfurt Academy for Arrhythmias (FAFA), Abteilung für Kardiologie, Medizinische Klinik III, Agaplesion Markus Krankenhaus, Frankfurt am Main, Germany
| | - Stefano Bordignon
- Cardioangiologisches Centrum Bethanien (CCB), Frankfurt Academy for Arrhythmias (FAFA), Abteilung für Kardiologie, Medizinische Klinik III, Agaplesion Markus Krankenhaus, Frankfurt am Main, Germany
| | - K R Julian Chun
- Cardioangiologisches Centrum Bethanien (CCB), Frankfurt Academy for Arrhythmias (FAFA), Abteilung für Kardiologie, Medizinische Klinik III, Agaplesion Markus Krankenhaus, Frankfurt am Main, Germany
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Chen S, Schmidt B, Bordignon S, Perrotta L, Bologna F, Chun KJ. Impact of Cryoballoon Freeze Duration on Long-Term Durability of Pulmonary Vein Isolation. JACC Clin Electrophysiol 2019; 5:551-559. [DOI: 10.1016/j.jacep.2019.03.012] [Citation(s) in RCA: 33] [Impact Index Per Article: 6.6] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 12/06/2018] [Revised: 03/26/2019] [Accepted: 03/26/2019] [Indexed: 01/27/2023]
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8
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Bordignon S, Chen S, Perrotta L, Bologna F, Nagase T, Konstantinou A, Weise F, Fuernkranz A, Schmidt B, Chun JKR. Durability of cryoballoon left atrial appendage isolation: Acute and invasive remapping electrophysiological findings. Pacing Clin Electrophysiol 2019; 42:646-654. [DOI: 10.1111/pace.13690] [Citation(s) in RCA: 17] [Impact Index Per Article: 3.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 12/04/2018] [Revised: 02/11/2019] [Accepted: 02/20/2019] [Indexed: 11/30/2022]
Affiliation(s)
- Stefano Bordignon
- Cardioangiologisches Centrum BethanienAgaplesion Markus‐Krankenhaus Frankfurt am Main Germany
| | - Shaojie Chen
- Cardioangiologisches Centrum BethanienAgaplesion Markus‐Krankenhaus Frankfurt am Main Germany
| | - Laura Perrotta
- Cardioangiologisches Centrum BethanienAgaplesion Markus‐Krankenhaus Frankfurt am Main Germany
| | - Fabrizio Bologna
- Cardioangiologisches Centrum BethanienAgaplesion Markus‐Krankenhaus Frankfurt am Main Germany
| | - Takahiko Nagase
- Cardioangiologisches Centrum BethanienAgaplesion Markus‐Krankenhaus Frankfurt am Main Germany
| | - Athanasios Konstantinou
- Cardioangiologisches Centrum BethanienAgaplesion Markus‐Krankenhaus Frankfurt am Main Germany
| | - Felix Weise
- Cardioangiologisches Centrum BethanienAgaplesion Markus‐Krankenhaus Frankfurt am Main Germany
| | | | - Boris Schmidt
- Cardioangiologisches Centrum BethanienAgaplesion Markus‐Krankenhaus Frankfurt am Main Germany
| | - Julian K. R. Chun
- Cardioangiologisches Centrum BethanienAgaplesion Markus‐Krankenhaus Frankfurt am Main Germany
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9
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Chen S, Schmidt B, Bordignon S, Perrotta L, Bologna F, Nagase T, Chun KJ. Durable cryoballoon-based left atrial appendage isolation: Catheter maneuver, occlusion grade, contact force, and time to isolation. J Cardiovasc Electrophysiol 2019; 30:1278-1279. [PMID: 30868679 DOI: 10.1111/jce.13895] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 02/26/2019] [Accepted: 02/27/2019] [Indexed: 11/27/2022]
Affiliation(s)
- Shaojie Chen
- The Frankfurt Academy for Arrhythmias, Cardioangiologisches Centrum Bethanien Frankfurt, Medizinische Klinik III, Agaplesion Markus Krankenhaus, Frankfurt am Main, Germany
| | - Boris Schmidt
- The Frankfurt Academy for Arrhythmias, Cardioangiologisches Centrum Bethanien Frankfurt, Medizinische Klinik III, Agaplesion Markus Krankenhaus, Frankfurt am Main, Germany
| | - Stefano Bordignon
- The Frankfurt Academy for Arrhythmias, Cardioangiologisches Centrum Bethanien Frankfurt, Medizinische Klinik III, Agaplesion Markus Krankenhaus, Frankfurt am Main, Germany
| | - Laura Perrotta
- The Frankfurt Academy for Arrhythmias, Cardioangiologisches Centrum Bethanien Frankfurt, Medizinische Klinik III, Agaplesion Markus Krankenhaus, Frankfurt am Main, Germany
| | - Fabrizio Bologna
- The Frankfurt Academy for Arrhythmias, Cardioangiologisches Centrum Bethanien Frankfurt, Medizinische Klinik III, Agaplesion Markus Krankenhaus, Frankfurt am Main, Germany
| | - Takahiko Nagase
- The Frankfurt Academy for Arrhythmias, Cardioangiologisches Centrum Bethanien Frankfurt, Medizinische Klinik III, Agaplesion Markus Krankenhaus, Frankfurt am Main, Germany
| | - Kr Julian Chun
- The Frankfurt Academy for Arrhythmias, Cardioangiologisches Centrum Bethanien Frankfurt, Medizinische Klinik III, Agaplesion Markus Krankenhaus, Frankfurt am Main, Germany
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Canpolat U, Yorgun H, Aytemir K. Tips and tricks of durable cryoballoon based left atrial appendage isolation. J Cardiovasc Electrophysiol 2019; 30:1280. [PMID: 30854761 DOI: 10.1111/jce.13897] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 02/05/2019] [Accepted: 02/06/2019] [Indexed: 11/27/2022]
Affiliation(s)
- Ugur Canpolat
- Department of Cardiology, Arrhythmia and Electrophysiology Unit, Hacettepe University, Ankara, Turkey
| | - Hikmet Yorgun
- Department of Cardiology, Arrhythmia and Electrophysiology Unit, Hacettepe University, Ankara, Turkey
| | - Kudret Aytemir
- Department of Cardiology, Arrhythmia and Electrophysiology Unit, Hacettepe University, Ankara, Turkey
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Chen S, Schmidt B, Bordignon S, Perrotta L, Bologna F, Nagase T, Chun KRJ. Left appendage isolation plus left appendage occlusion on top of pulmonary vein isolation, a therapeutic option for a PVI nonresponder with persistent atrial fibrillation? J Cardiovasc Electrophysiol 2019; 30:1177-1178. [DOI: 10.1111/jce.13881] [Citation(s) in RCA: 6] [Impact Index Per Article: 1.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 02/18/2019] [Accepted: 02/20/2019] [Indexed: 11/28/2022]
Affiliation(s)
- Shaojie Chen
- Frankfurt Academy For Arrhythmias, Cardioangiologisches Centrum Bethanien Frankfurt, Medizinische Klinik III; Agaplesion Markus Krankenhaus; Frankfurt am Main Germany
| | - Boris Schmidt
- Frankfurt Academy For Arrhythmias, Cardioangiologisches Centrum Bethanien Frankfurt, Medizinische Klinik III; Agaplesion Markus Krankenhaus; Frankfurt am Main Germany
| | - Stefano Bordignon
- Frankfurt Academy For Arrhythmias, Cardioangiologisches Centrum Bethanien Frankfurt, Medizinische Klinik III; Agaplesion Markus Krankenhaus; Frankfurt am Main Germany
| | - Laura Perrotta
- Frankfurt Academy For Arrhythmias, Cardioangiologisches Centrum Bethanien Frankfurt, Medizinische Klinik III; Agaplesion Markus Krankenhaus; Frankfurt am Main Germany
| | - Fabrizio Bologna
- Frankfurt Academy For Arrhythmias, Cardioangiologisches Centrum Bethanien Frankfurt, Medizinische Klinik III; Agaplesion Markus Krankenhaus; Frankfurt am Main Germany
| | - Takahiko Nagase
- Frankfurt Academy For Arrhythmias, Cardioangiologisches Centrum Bethanien Frankfurt, Medizinische Klinik III; Agaplesion Markus Krankenhaus; Frankfurt am Main Germany
| | - K. R. Julian Chun
- Frankfurt Academy For Arrhythmias, Cardioangiologisches Centrum Bethanien Frankfurt, Medizinische Klinik III; Agaplesion Markus Krankenhaus; Frankfurt am Main Germany
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