[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"health-study-detail:100542409":3},{"organization":4,"armGroups":7,"interventions":18,"overallOfficials":22,"centralContacts":27,"locations":33,"responsibleParty":52,"collaborators":10,"id":54,"slug":55,"hasResults":56,"nctId":57,"briefTitle":58,"officialTitle":58,"acronym":10,"eligibilityCriteria":59,"healthyVolunteers":56,"sex":60,"minAge":61,"maxAge":10,"enrollmentInfo":62,"targetDuration":10,"studyType":65,"phases":10,"briefSummary":66,"conditions":67,"keywords":10,"overallStatus":35,"whyStopped":10,"lastUpdateSubmitDate":69,"lastUpdatePostDateStruct":70,"startDateStruct":73,"completionDateStruct":75,"leadSponsor":77,"locationsCount":78},{"fullName":5,"class":6},"Kansas City Heart Rhythm Research Foundation","OTHER",[8,14],{"label":9,"type":10,"description":11,"interventionNames":12},"Conduction System Pacing",null,"Subjects who had lead placement via conduction system pacing approach",[13],"Other: Coronary Sinus Lead Revision",{"label":15,"type":10,"description":16,"interventionNames":17},"Epicardial Lead Placement","Subjects who had lead placement via transthoracic, epicardial approach",[13],[19],{"type":6,"name":20,"description":20,"armGroupLabels":21,"otherNames":10},"Coronary Sinus Lead Revision",[9,15],[23],{"name":24,"affiliation":25,"role":26},"Naga Venkata K. Pothineni","Kansas City Heart Rhythm Institute","PRINCIPAL_INVESTIGATOR",[28],{"name":29,"role":30,"phone":31,"phoneExt":10,"email":32},"Donita Atkins","CONTACT","816-651-1969","datkins@kchrf.com",[34],{"facility":25,"status":35,"city":36,"state":37,"zip":38,"country":39,"countryCode":40,"cosmosGeoPoint":41,"geoPoint":46,"contacts":47},"RECRUITING","Overland Park","Kansas","66211","United States","US",{"type":42,"coordinates":43},"Point",[44,45],-94.67079,38.98223,{"lat":45,"lon":44},[48,50],{"name":29,"role":30,"phone":31,"phoneExt":10,"email":49},"Datkins@kchrf.com",{"name":51,"role":26,"phone":10,"phoneExt":10,"email":10},"Naga Venkata K. Pothineni, MD",{"type":53,"investigatorFullName":10,"investigatorTitle":10,"investigatorAffiliation":10,"oldNameTitle":10,"oldOrganization":10},"SPONSOR","100542409","conduction-system-vs-surgical-left-ventricular-epicardial-pacing-for-coronary-sinus-lead-failure-100542409",false,"NCT06342492","Conduction System Vs Surgical Left Ventricular Epicardial Pacing For Coronary Sinus Lead Failure","Inclusion Criteria:\n\n* All patients older than 18 years of age\n* Patients with HFrEF that underwent BVP-CRT\n* Experienced CS lead failure, whether initial or recurrent, subsequently replaced with transthoracic epicardial lead placement or CSP\n* Underwent Medtronic, Boston Scientific, or Abbott lead placement\n\nExclusion Criteria:\n\n* Patients younger than 18 years of age\n* Transthoracic epicardial lead placement or CSP performed as the initial approach or for other reasons than lead replacement\n* Those for which CRT no longer provides symptom relief or mortality benefit.","ALL","18 Years",{"count":63,"type":64},100,"ESTIMATED","OBSERVATIONAL","This a single-center, retrospective, observational study of patients that undergo coronary sinus(CS) lead revision, comparing epicardial lead placement to coronary sinus pacing(CSP) in those that had lead failure.",[68],"Heart Failure With Reduced Ejection Fraction","2024-10-25",{"date":71,"type":72},"2024-10-28","ACTUAL",{"date":74,"type":72},"2023-11-07",{"date":76,"type":64},"2024-12",{"name":5,"class":6},1]