[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"health-studies-list:{\"overallStatus\":[\"RECRUITING\",\"AVAILABLE\",\"NOT_YET_RECRUITING\"],\"leadSponsorName\":\"Steward St. Elizabeth's Medical Center of Boston, Inc.\",\"orderBy\":\"LastUpdateSubmitDate:desc\",\"size\":25,\"offset\":0}":3,"health-study-condition:":42},{"pageToken":4,"total":5,"offset":6,"count":5,"results":7},null,1,0,[8],{"id":9,"slug":10,"hasResults":11,"nctId":12,"briefTitle":13,"officialTitle":13,"acronym":4,"eligibilityCriteria":14,"healthyVolunteers":11,"sex":15,"minAge":16,"maxAge":17,"enrollmentInfo":18,"targetDuration":4,"studyType":21,"phases":4,"briefSummary":22,"conditions":23,"keywords":26,"overallStatus":30,"whyStopped":4,"lastUpdateSubmitDate":31,"lastUpdatePostDateStruct":32,"startDateStruct":35,"completionDateStruct":37,"leadSponsor":39,"locationsCount":5},"100507205","left-bundle-branch-area-mapping-for-conduction-system-pacing-100507205",false,"NCT05884359","Left Bundle Branch Area Mapping for Conduction System Pacing","Inclusion Criteria:\n\n* 30 consecutive patients ages 18 through 88 that undergo Left Bundle Branch area pacemaker implantation.\n\nExclusion Criteria:\n\n* Recent MI-less than 3 months\n* Recent Percutaneous Coronary Revascularization-less than 2 weeks\n* Recent Open-Heart Procedures (CABG, Valvular procedures, etc.)-less than 1 month\n* Patients who are acutely ill and unstable, from the investigator's perspective, but require an urgent permanent pacemaker","ALL","18 Years","88 Years",{"count":19,"type":20},30,"ESTIMATED","OBSERVATIONAL","This study will utilize 3D mapping as a tool to explore electro-anatomical and electrocardiographic characteristics of the Left Bundle Branch Area. We plan on prospectively reviewing the data found from 3D mapping the left bundle branch implantation cases and using the data to improve understanding of electro-anatomical characteristics of this area for a better definition of the implantation target and depth.",[24,25],"Left Bundle-Branch Block","Pacemaker DDD",[27,28,29],"left bundle branch block","pacemaker","physiologic stimulation","RECRUITING","2025-12-09",{"date":33,"type":34},"2025-12-17","ACTUAL",{"date":36,"type":34},"2023-06-01",{"date":38,"type":20},"2026-12",{"name":40,"class":41},"Steward St. Elizabeth's Medical Center of Boston, Inc.","OTHER",""]