[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"health-study-detail:100620142":3},{"organization":4,"armGroups":7,"interventions":8,"overallOfficials":7,"centralContacts":13,"locations":19,"responsibleParty":32,"collaborators":7,"id":34,"slug":7,"hasResults":35,"nctId":36,"briefTitle":37,"officialTitle":38,"acronym":7,"eligibilityCriteria":39,"healthyVolunteers":35,"sex":40,"minAge":41,"maxAge":7,"enrollmentInfo":42,"targetDuration":7,"studyType":45,"phases":7,"briefSummary":46,"conditions":47,"keywords":7,"overallStatus":21,"whyStopped":7,"lastUpdateSubmitDate":50,"lastUpdatePostDateStruct":51,"startDateStruct":54,"completionDateStruct":56,"leadSponsor":58,"locationsCount":59},{"fullName":5,"class":6},"Beijing Anzhen Hospital","OTHER",null,[9],{"type":10,"name":11,"description":12,"armGroupLabels":7,"otherNames":7},"PROCEDURE","ICE-guided CTI ablation with PFA","Cavotricuspid isthmus ablation with a circular-shaped pulsed field ablation catheter guided by intracardiac echocardiography",[14],{"name":15,"role":16,"phone":17,"phoneExt":7,"email":18},"Song Zuo, Doctoral","CONTACT","+86-18801427775","song_zuo@126.com",[20],{"facility":5,"status":21,"city":22,"state":7,"zip":7,"country":23,"cosmosGeoPoint":24,"geoPoint":29,"contacts":30},"RECRUITING","Beijing","China",{"type":25,"coordinates":26},"Point",[27,28],116.39723,39.9075,{"lat":28,"lon":27},[31],{"name":15,"role":16,"phone":17,"phoneExt":7,"email":18},{"type":33,"investigatorFullName":7,"investigatorTitle":7,"investigatorAffiliation":7,"oldNameTitle":7,"oldOrganization":7},"SPONSOR","100620142",false,"NCT07353775","Intracardiac Echocardiography-Guided Cavotricuspid Isthmus Ablation With a Circular-Shaped Pulsed Field Ablation Catheter","Intracardiac Echocardiography-Guided Cavotricuspid Isthmus Ablation With a Circular-Shaped Pulsed Field Ablation Catheter: A Prospective Study on Effectiveness and Safety","Inclusion Criteria:\n\n* Paroxysmal or persistent atrial fibrillation\n* Aged 18 years or older\n* Scheduled for CTI ablation\n* Able and willing to provide written informed consent\n\nExclusion Criteria:\n\n* Previous CTI ablation\n* Significant congenital heart disease or structural anomaly affecting the CTI\n* Active intracardiac thrombus\n* Pregnancy or lactation\n* Severe renal\u002Fhepatic insufficiency\n* Active systemic infection or sepsis\n* Life expectancy of less than 12 months\n* Unable to provide written informed consent.","ALL","18 Years",{"count":43,"type":44},150,"ESTIMATED","OBSERVATIONAL","This observational study aims to evaluate the effectiveness and safety of a circular-shaped pulsed field ablation (PFA) catheter for CTI ablation under the guidance of intracardiac echocardiography (ICE). The main question it aims to answer is:\n\nIs the circular-shaped PFA catheter an effective and safe tool for achieving acute success for CTI ablation? Patients undergoing CTI ablation with a circular-shaped PFA catheter will be prospectively enrolled.",[48,49],"Atrial Fibrillation (AF)","Atrial Flutter","2026-01-18",{"date":52,"type":53},"2026-01-20","ACTUAL",{"date":55,"type":53},"2025-01-15",{"date":57,"type":44},"2026-03-15",{"name":5,"class":6},1]