{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,7,28]],"date-time":"2026-07-28T09:04:48Z","timestamp":1785229488531,"version":"3.55.0"},"reference-count":20,"publisher":"Elsevier BV","issue":"8","license":[{"start":{"date-parts":[[2026,8,1]],"date-time":"2026-08-01T00:00:00Z","timestamp":1785542400000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/www.elsevier.com\/tdm\/userlicense\/1.0\/"},{"start":{"date-parts":[[2026,8,1]],"date-time":"2026-08-01T00:00:00Z","timestamp":1785542400000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/www.elsevier.com\/legal\/tdmrep-license"}],"content-domain":{"domain":["clinicalkey.com","clinicalkey.com.au","clinicalkey.es","clinicalkey.fr","clinicalkey.jp","heartrhythmjournal.com","elsevier.com","sciencedirect.com"],"crossmark-restriction":true},"short-container-title":["Heart Rhythm"],"published-print":{"date-parts":[[2026,8]]},"DOI":"10.1016\/j.hrthm.2026.02.026","type":"journal-article","created":{"date-parts":[[2026,2,25]],"date-time":"2026-02-25T16:20:58Z","timestamp":1772036458000},"page":"e1516-e1526","update-policy":"https:\/\/doi.org\/10.1016\/elsevier_cm_policy","source":"Crossref","is-referenced-by-count":0,"title":["Identifying the optimal site for intentional right atrial appendage perforation for pericardial CO2 insufflation: A cardiac CT anatomic evaluation"],"prefix":"10.1016","volume":"23","author":[{"given":"Ioan","family":"Liuba","sequence":"first","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Joe","family":"Demian","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Koji","family":"Higuchi","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Jakub","family":"Sroubek","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Justin Z.","family":"Lee","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Roy","family":"Chung","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Arwa","family":"Younis","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Michael","family":"Bolen","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Nolan","family":"Hight","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Eric","family":"Roselli","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Ayman A.","family":"Hussein","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Mohamed","family":"Kanj","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Mandeep","family":"Bhargava","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Walid I.","family":"Saliba","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Samir","family":"Kapadia","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Oussama M.","family":"Wazni","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-0023-9666","authenticated-orcid":false,"given":"Pasquale","family":"Santangeli","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"78","reference":[{"key":"10.1016\/j.hrthm.2026.02.026_bib1","doi-asserted-by":"crossref","first-page":"1","DOI":"10.1016\/j.jacep.2019.10.016","article-title":"Percutaneous epicardial approach to catheter ablation of cardiac arrhythmias","volume":"6","author":"Aryana","year":"2020","journal-title":"JACC Clin Electrophysiol"},{"key":"10.1016\/j.hrthm.2026.02.026_bib2","doi-asserted-by":"crossref","first-page":"2330","DOI":"10.1111\/jce.16069","article-title":"Current and novel percutaneous epicardial access techniques for electrophysiological interventions: a comparison of procedural success and safety","volume":"34","author":"Tonko","year":"2023","journal-title":"J Cardiovasc Electrophysiol"},{"key":"10.1016\/j.hrthm.2026.02.026_bib3","doi-asserted-by":"crossref","first-page":"514","DOI":"10.1016\/j.jacep.2016.11.002","article-title":"Coronary vein exit and carbon dioxide insufflation to facilitate subxiphoid epicardial access for ventricular mapping and ablation: first experience","volume":"3","author":"Silberbauer","year":"2017","journal-title":"JACC Clin Electrophysiol"},{"key":"10.1016\/j.hrthm.2026.02.026_bib4","doi-asserted-by":"crossref","first-page":"1145","DOI":"10.1016\/j.jacep.2025.01.020","article-title":"A novel radiofrequency-assisted trans-RAA perforation technique for pericardial CO(2) insufflation to facilitate epicardial access","volume":"11","author":"Santangeli","year":"2025","journal-title":"JACC Clin Electrophysiol"},{"key":"10.1016\/j.hrthm.2026.02.026_bib5","doi-asserted-by":"crossref","first-page":"e1312","DOI":"10.1016\/j.crad.2024.07.017","article-title":"The role of the right atrial appendage and right atrium in post-radiofrequency ablation recurrence in different types of atrial fibrillation","volume":"79","author":"Pan","year":"2024","journal-title":"Clin Radiol"},{"key":"10.1016\/j.hrthm.2026.02.026_bib6","doi-asserted-by":"crossref","first-page":"7219","DOI":"10.1038\/s41598-022-10984-5","article-title":"Conus branch artery utilization in percutaneous coronary intervention for chronic total occlusion","volume":"12","author":"Meng","year":"2022","journal-title":"Sci Rep"},{"key":"10.1016\/j.hrthm.2026.02.026_bib7","doi-asserted-by":"crossref","first-page":"e1046","DOI":"10.1016\/j.hrthm.2025.06.052","article-title":"Transatrial epicardial access: advancing from experimental models to human feasibility","volume":"22","author":"Chokr","year":"2025","journal-title":"Heart Rhythm"},{"key":"10.1016\/j.hrthm.2026.02.026_bib8","doi-asserted-by":"crossref","first-page":"1718","DOI":"10.1016\/j.hrthm.2025.03.1967","article-title":"Transatrial pericardial insufflation of carbon dioxide to facilitate epicardial mapping and ablation of atrial and ventricular arrhythmias","volume":"22","author":"Ditac","year":"2025","journal-title":"Heart Rhythm"},{"key":"10.1016\/j.hrthm.2026.02.026_bib9","doi-asserted-by":"crossref","first-page":"1728","DOI":"10.1016\/j.hrthm.2025.03.1977","article-title":"A dedicated radiofrequency microcatheter assembly for trans-right atrial appendage pericardial carbon dioxide insufflation to facilitate epicardial access","volume":"22","author":"Liuba","year":"2025","journal-title":"Heart Rhythm"},{"key":"10.1016\/j.hrthm.2026.02.026_bib10","doi-asserted-by":"crossref","DOI":"10.1016\/j.hrthm.2025.06.053","article-title":"Author\u2019s reply-transatrial epicardial access: advancing from experimental models to human feasibility","volume":"22","author":"Santangeli","year":"2025","journal-title":"Heart Rhythm"},{"key":"10.1016\/j.hrthm.2026.02.026_bib11","doi-asserted-by":"crossref","first-page":"744","DOI":"10.1016\/j.hrthm.2014.12.023","article-title":"Morphology of right atrial appendage for permanent atrial pacing and risk of iatrogenic perforation of the aorta by active fixation lead","volume":"12","author":"Zoppo","year":"2015","journal-title":"Heart Rhythm"},{"key":"10.1016\/j.hrthm.2026.02.026_bib12","doi-asserted-by":"crossref","first-page":"1565","DOI":"10.1016\/j.jacep.2024.05.004","article-title":"The safety and efficacy of epicardial carbon dioxide insufflation compared with conventional epicardial access","volume":"10","author":"Chaumont","year":"2024","journal-title":"JACC Clin Electrophysiol"},{"key":"10.1016\/j.hrthm.2026.02.026_bib13","doi-asserted-by":"crossref","first-page":"434","DOI":"10.1016\/j.jacep.2015.06.007","article-title":"Intentional right atrial exit and carbon dioxide insufflation to facilitate subxiphoid needle entry into the empty pericardial space: first human experience","volume":"1","author":"Greenbaum","year":"2015","journal-title":"JACC Clin Electrophysiol"},{"key":"10.1016\/j.hrthm.2026.02.026_bib14","doi-asserted-by":"crossref","first-page":"2079","DOI":"10.1016\/j.jacep.2025.04.030","article-title":"Conus artery injury during radiofrequency-assisted RAA perforation for pericardial CO(2) insufflation","volume":"11","author":"Higuchi","year":"2025","journal-title":"JACC Clin Electrophysiol"},{"key":"10.1016\/j.hrthm.2026.02.026_bib15","first-page":"375","article-title":"Atrial coronary arteries: anatomy and atrial perfusion territories","volume":"4","author":"Boppana","year":"2011","journal-title":"J Atr Fibrillation"},{"key":"10.1016\/j.hrthm.2026.02.026_bib16","first-page":"230","article-title":"Right coronary artery anatomy: anatomical and morphometric analysis","volume":"26","author":"Ballesteros","year":"2011","journal-title":"Rev Bras Cir Cardiovasc"},{"key":"10.1016\/j.hrthm.2026.02.026_bib17","series-title":"Imaging Coronary Arteries","first-page":"1","article-title":"Clinical anatomy of the coronary circulation","author":"Fioranelli","year":"2013"},{"key":"10.1016\/j.hrthm.2026.02.026_bib18","doi-asserted-by":"crossref","first-page":"371","DOI":"10.1002\/ca.22469","article-title":"The clinical anatomy of the conal artery","volume":"29","author":"Loukas","year":"2016","journal-title":"Clin Anat"},{"key":"10.1016\/j.hrthm.2026.02.026_bib19","doi-asserted-by":"crossref","first-page":"833","DOI":"10.1161\/01.CIR.63.4.833","article-title":"Frequency and clinical significance of failure to visualize the conus artery during coronary arteriography","volume":"63","author":"Levin","year":"1981","journal-title":"Circulation"},{"key":"10.1016\/j.hrthm.2026.02.026_bib20","doi-asserted-by":"crossref","DOI":"10.1259\/bjr.20160567","article-title":"Image quality in coronary CT angiography: challenges and technical solutions","volume":"90","author":"Ghekiere","year":"2017","journal-title":"Br J Radiol"}],"container-title":["Heart Rhythm"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/api.elsevier.com\/content\/article\/PII:S1547527126001487?httpAccept=text\/xml","content-type":"text\/xml","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/api.elsevier.com\/content\/article\/PII:S1547527126001487?httpAccept=text\/plain","content-type":"text\/plain","content-version":"vor","intended-application":"text-mining"}],"deposited":{"date-parts":[[2026,7,28]],"date-time":"2026-07-28T08:44:17Z","timestamp":1785228257000},"score":1,"resource":{"primary":{"URL":"https:\/\/linkinghub.elsevier.com\/retrieve\/pii\/S1547527126001487"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2026,8]]},"references-count":20,"journal-issue":{"issue":"8","published-print":{"date-parts":[[2026,8]]}},"alternative-id":["S1547527126001487"],"URL":"https:\/\/doi.org\/10.1016\/j.hrthm.2026.02.026","relation":{},"ISSN":["1547-5271"],"issn-type":[{"value":"1547-5271","type":"print"}],"subject":[],"published":{"date-parts":[[2026,8]]},"assertion":[{"value":"Elsevier","name":"publisher","label":"This article is maintained by"},{"value":"Identifying the optimal site for intentional right atrial appendage perforation for pericardial CO2 insufflation: A cardiac CT anatomic evaluation","name":"articletitle","label":"Article Title"},{"value":"Heart Rhythm","name":"journaltitle","label":"Journal Title"},{"value":"https:\/\/doi.org\/10.1016\/j.hrthm.2026.02.026","name":"articlelink","label":"CrossRef DOI link to publisher maintained version"},{"value":"article","name":"content_type","label":"Content Type"},{"value":"\u00a9 2026 Heart Rhythm Society. All rights are reserved, including those for text and data mining, AI training, and similar technologies.","name":"copyright","label":"Copyright"}]}}