{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2025,12,30]],"date-time":"2025-12-30T06:06:20Z","timestamp":1767074780047,"version":"3.48.0"},"reference-count":7,"publisher":"Wiley","issue":"6","license":[{"start":{"date-parts":[[2025,12,11]],"date-time":"2025-12-11T00:00:00Z","timestamp":1765411200000},"content-version":"vor","delay-in-days":10,"URL":"http:\/\/creativecommons.org\/licenses\/by\/4.0\/"}],"content-domain":{"domain":["onlinelibrary.wiley.com"],"crossmark-restriction":true},"short-container-title":["Journal of Arrhythmia"],"published-print":{"date-parts":[[2025,12]]},"abstract":"<jats:title>ABSTRACT<\/jats:title>\n                  <jats:sec>\n                    <jats:title>Background<\/jats:title>\n                    <jats:p>Pulsed field ablation (PFA) using the PulseSelect catheter is effective for atrial fibrillation but may occasionally result in catheter deformation or knotting.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Methods<\/jats:title>\n                    <jats:p>We analyzed 25 PulseSelect catheters used for AF ablation to identify knotting mechanisms. Two reproducible knot types were observed. A resolution strategy was tested: retraction to the sheath tip, wire withdrawal, and gradual advancement with or without rotation.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Results<\/jats:title>\n                    <jats:p>The knot was resolved in 24 catheters (96%), with 21 (84%) resolved on the first attempt. One severe type 1 knot was resistant but safely removed.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Conclusions<\/jats:title>\n                    <jats:p>A structured, non\u2010forceful approach utilizing the catheter's elasticity effectively resolves knotting without rendering the catheter unusable.<\/jats:p>\n                  <\/jats:sec>","DOI":"10.1002\/joa3.70250","type":"journal-article","created":{"date-parts":[[2025,12,11]],"date-time":"2025-12-11T11:35:11Z","timestamp":1765452911000},"update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":0,"title":["Managing Catheter Knotting in Pulse\u2010Select Pulsed Field Ablation: Mechanisms and a Practical Strategy for Resolution"],"prefix":"10.1002","volume":"41","author":[{"ORCID":"https:\/\/orcid.org\/0000-0002-8473-7514","authenticated-orcid":false,"given":"Masateru","family":"Takigawa","sequence":"first","affiliation":[{"name":"Department of Cardiovascular Medicine Institute of Science Tokyo  Tokyo Japan"},{"name":"Advanced Arrhythmia Research Institute of Science Tokyo  Tokyo Japan"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Ryosuke","family":"Kato","sequence":"additional","affiliation":[{"name":"Department of Cardiovascular Medicine Institute of Science Tokyo  Tokyo Japan"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Masaki","family":"Honda","sequence":"additional","affiliation":[{"name":"Department of Cardiovascular Medicine Institute of Science Tokyo  Tokyo Japan"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Iwanari","family":"Kawamura","sequence":"additional","affiliation":[{"name":"Department of Cardiovascular Medicine Institute of Science Tokyo  Tokyo Japan"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Ryo","family":"Tateishi","sequence":"additional","affiliation":[{"name":"Department of Cardiovascular Medicine Institute of Science Tokyo  Tokyo Japan"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Miho","family":"Negishi","sequence":"additional","affiliation":[{"name":"Department of Cardiovascular Medicine Institute of Science Tokyo  Tokyo Japan"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Kentaro","family":"Goto","sequence":"additional","affiliation":[{"name":"Department of Cardiovascular Medicine Institute of Science Tokyo  Tokyo Japan"},{"name":"Advanced Arrhythmia Research Institute of Science Tokyo  Tokyo Japan"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Takuro","family":"Nishimura","sequence":"additional","affiliation":[{"name":"Department of Cardiovascular Medicine Institute of Science Tokyo  Tokyo Japan"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Kazuya","family":"Yamao","sequence":"additional","affiliation":[{"name":"Department of Cardiovascular Medicine Institute of Science Tokyo  Tokyo Japan"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Susumu","family":"Tao","sequence":"additional","affiliation":[{"name":"Department of Cardiovascular Medicine Institute of Science Tokyo  Tokyo Japan"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-0230-0934","authenticated-orcid":false,"given":"Shinsuke","family":"Miyazaki","sequence":"additional","affiliation":[{"name":"Department of Cardiovascular Medicine Institute of Science Tokyo  Tokyo Japan"},{"name":"Advanced Arrhythmia Research Institute of Science Tokyo  Tokyo Japan"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Tetsuo","family":"Sasano","sequence":"additional","affiliation":[{"name":"Department of Cardiovascular Medicine Institute of Science Tokyo  Tokyo Japan"}],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"311","published-online":{"date-parts":[[2025,12,11]]},"reference":[{"key":"e_1_2_9_2_1","doi-asserted-by":"publisher","DOI":"10.1161\/CIRCULATIONAHA.123.063988"},{"key":"e_1_2_9_3_1","doi-asserted-by":"publisher","DOI":"10.1161\/CIRCEP.119.007781"},{"key":"e_1_2_9_4_1","doi-asserted-by":"publisher","DOI":"10.1056\/NEJMoa2307291"},{"key":"e_1_2_9_5_1","doi-asserted-by":"publisher","DOI":"10.1038\/s41591-024-03022-6"},{"key":"e_1_2_9_6_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.hrthm.2024.10.063"},{"key":"e_1_2_9_7_1","doi-asserted-by":"publisher","DOI":"10.1007\/s10840\u2010024\u201001935\u20103"},{"key":"e_1_2_9_8_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.jacep.2024.11.022"}],"container-title":["Journal of Arrhythmia"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/onlinelibrary.wiley.com\/doi\/pdf\/10.1002\/joa3.70250","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2025,12,30]],"date-time":"2025-12-30T06:03:31Z","timestamp":1767074611000},"score":1,"resource":{"primary":{"URL":"https:\/\/onlinelibrary.wiley.com\/doi\/10.1002\/joa3.70250"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2025,12]]},"references-count":7,"journal-issue":{"issue":"6","published-print":{"date-parts":[[2025,12]]}},"alternative-id":["10.1002\/joa3.70250"],"URL":"https:\/\/doi.org\/10.1002\/joa3.70250","archive":["Portico"],"relation":{},"ISSN":["1880-4276","1883-2148"],"issn-type":[{"type":"print","value":"1880-4276"},{"type":"electronic","value":"1883-2148"}],"subject":[],"published":{"date-parts":[[2025,12]]},"assertion":[{"value":"2025-06-02","order":0,"name":"received","label":"Received","group":{"name":"publication_history","label":"Publication History"}},{"value":"2025-12-01","order":2,"name":"accepted","label":"Accepted","group":{"name":"publication_history","label":"Publication History"}},{"value":"2025-12-11","order":3,"name":"published","label":"Published","group":{"name":"publication_history","label":"Publication History"}}],"article-number":"e70250"}}