Lead EvaluAtion for Defibrillation and Reliability (LEADR) / Lead Evaluation for Defibrillation and Reliability in Left Bundle Branch Area Pacing (LEADR LBBAP)
Summary
The lay summary the sponsor registered on ClinicalTrials.gov.
Investigators
The overall officials registered on this study. Names that resolve to a findmyKOL profile link to it; the rest are shown as registered.
- Pugazhendhi Vijayaraman, MD
Geisinger Medical Center (LEADR LBBAP)
Principal InvestigatorKOL profile →
A profile link is shown only when the registered name resolves to a person record with a confident, namesake-checked match; ambiguous names stay unlinked.
Sites
55 registered facilities, with the per-site recruitment status where the registry publishes one. ClinicalTrials.gov does not publish per-site enrollment counts.
- Leadr & Leadr Lbbap: the Prince Charles Hospital
Chermside, Queensland, Australia
- Leadr: Ashford Hospital
Ashford, South Australia, Australia
- Leadr & Leadr Lbbap: Royal Adelaide
Norwood, South Australia, Australia
- Leadr &leadr Lbbap: Canberra Hospital
Garran, Australia
- Leadr: Universitätsklinikum Krems
Krems, Mitterweg, Austria
- Leadr Lbbap: Universitair Ziekenhuis Antwerpen
Edegem, Antwerp, Belgium
- Leadr: University of Calgary
Calgary, Alberta, Canada
- Leadr: Southlake Regional Health Centre
Newmarket, Ontario, Canada
- Leadr & Leadr Lbbap: Institut Universitaire de Cardiologie Et de Pneumologie de Quebec
Québec, Quebec, Canada
- Leadr: Shanxi Cardiovascular Hospital
Taiyuan, Shanxi, China
- Leadr & Leadr Lbbap: West China Hospital of Sichuan University
Chengdu, China
- Leadr: Rigshospitalet
Copenhagen, Denmark
- Leadr: Centre Hospitalier Universitaire de Grenoble - Site Nord
La Tronche, France
- Leadr Lbbap: Oc Santé - Clinique Du Millénaire
Montpellier, France
- Leadr: Chu Hôpitaux de Rouen - Hôpital Charles Nicolle
Rouen, France
- Leadr: Klinikum Bielefeld Kardiologie
Bielefeld, Bielefeld, Germany
- Leadr & Leadr Lbbap: Queen Mary Hospital
Hong Kong, Hong Kong
- Leadr: Princess Margaret Hospital
Lai Chi Kok, Hong Kong
- Leadr: Azienda Socio Sanitaria Territoriale (asst) Papa Giovanni Xxiii
Bergamo, Italy
- Leadr & Leadr Lbbap: Kokura Memorial Hospital
Kitakyushu, Fukuoka, Japan
- Leadr & Leadr Lbbap: National Cerebral and Cardiovascular Center
Suita, Osaka, Japan
- Leadr: Tokyo Women'S Medical University Hospital
Shinjuku-Ku, Tokyo, Japan
- Leadr & Leadr Lbbap: Institut Jantung Negara - National Heart Institute
Kuala Lumpur, Malaysia
- Leadr Lbbap: Maastricht Universitair Medisch Centrum
Maastricht, Limburg, Netherlands
- Leadr Lbbap: Szpital Uniwersytecki W Krakowie
Krakow, Poland
- Leadr: Centro Hospitalar de Lisboa Ocidental, E.P.E. Hospital de Santa Cruz Cardiology
Carnaxide, Portugal
- Leadr: Klinicki Centar Srbije Pejsmejker Centar
Belgrade, Serbia
- Leadr: Ng Teng Fong General Hospital
Singapore, Singapore, Singapore
- Leadr Lbbap: Hospital Universitario Virgen de Las Nieves
Granada, Granada, Spain
- Leadr: Hospital Universitari Bellvitge
L'Hospitalet de Llobregat, Spain
- Leadr: Hospital Universitario Y Politécnico la Fe
Valencia, Spain
- Leadr & Leadr Lbbap: Imperial College Healthcare Nhs Trust - Hammersmith Hospital
London, United Kingdom
- Leadr: Heart Center Research
Huntsville, Alabama, United States
- Leadr Lbbap: Torrance Memorial Medical Center
Torrance, California, United States
- Leadr: Hartford Hospital
Hartford, Connecticut, United States
- Leadr: University of South Florida
Tampa, Florida, United States
- Leadr & Leadr Lbbap: Minneapolis Heart Institute Foundation
Minneapolis, Minnesota, United States
- Leadr: Saint Luke'S Mid America Heart Institute
Kansas City, Missouri, United States
- Leadr: Washington University School of Medicine
St Louis, Missouri, United States
- Leadr: Lourdes Cardiology Services
Voorhees Township, New Jersey, United States
Site investigator names are published by ClinicalTrials.gov only while a study recruits, so completed studies list sites without them.
Drugs studied
No drug or biological interventions are in our data for this study. It may test a procedure, device or behavioral intervention, or the intervention list isn't in our current snapshot. See the registry record ↗. Why? →
Registration & key dates
Registry attributes as recorded on the ClinicalTrials.gov study record.
- Start
- 21 Jun 2021
- Primary completion
- 3 Sept 2025
- Completion
- 6 Nov 2025
- Last update posted
- 9 Dec 2025
- Registered enrollment
- 998
- Registry id
- NCT04863664
Source: ClinicalTrials.gov, via the CTTI AACT database, data as of 24 Aug 2026. Registry facts are shown as registered by the study sponsor; findmyKOL does not interpret them.