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Showing 1–22 of 22 matching trials from the live ClinicalTrials.gov search.
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Filters: Intervention: Implantable Loop Recorder Clear all
Completed Phase 4 Interventional Results available

Study of Continuous Cardiac Monitoring to Assess Atrial Fibrillation After Cryptogenic Stroke

NCT00924638
View directory record Official record
Conditions
Cryptogenic Symptomatic Transient Ischemic Attack, Cryptogenic Ischemic Stroke
Interventions
Reveal® XT Insertable Cardiac Monitor
Device
Lead sponsor
Medtronic Cardiac Rhythm and Heart Failure
Industry
Eligibility
40 Years and older
Enrollment
447 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2013
U.S. locations
19
States / cities
Mountain View, California • Denver, Colorado • Chicago, Illinois + 15 more
Source: ClinicalTrials.gov public record
Updated Jul 27, 2014 · Synced Sep 4, 2026, 4:07 PM EDT
Completed Phase 2 Interventional

Botulinum Toxin Injection in Epicardial Fat Pads To Treat Atrial Fibrillation After Cardiac Surgery

NCT01842529
View directory record Official record
Conditions
Paroxysmal Atrial Fibrillation, Indications for CABG
Interventions
botulinum toxin injection, 0.9% normal saline injection, Implantable loop recorder
Biological · Device
Lead sponsor
Meshalkin Research Institute of Pathology of Circulation
Network
Eligibility
18 Years to 65 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2013
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jan 30, 2014 · Synced Sep 4, 2026, 4:07 PM EDT
Recruiting No phase listed Observational

Single Chamber Atrial Leadless Pacing for Isolated Sinus Node Dysfunction

NCT07638995
View directory record Official record
Conditions
Atrial Fibrillation
Interventions
Implantable Loop Recorder
Device
Lead sponsor
Northwell Health
Other
Eligibility
18 Years and older
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2029
U.S. locations
6
States / cities
Bay Shore, New York • Huntington, New York • Manhasset, New York + 3 more
Source: ClinicalTrials.gov public record
Updated Jun 9, 2026 · Synced Sep 4, 2026, 4:07 PM EDT
Not listed Not applicable Interventional

Comparative Analysis in Detection of Atrial Arrhythmia and ECG Quality in Three Different Insertable Cardiac Monitors

NCT04471584
View directory record Official record
Conditions
Arrhythmias, Cardiac
Interventions
Insertion of ILR device
Device
Lead sponsor
Kansas City Heart Rhythm Research Foundation
Other
Eligibility
18 Years and older
Enrollment
150 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
1
States / cities
Overland Park, Kansas
Source: ClinicalTrials.gov public record
Updated Sep 22, 2021 · Synced Sep 4, 2026, 4:07 PM EDT
Completed Not applicable Interventional Results available

Assessing Arrhythmias After Ablation Using Implantable Recorders

NCT01176617
View directory record Official record
Conditions
Atrial Fibrillation
Interventions
Reveal XT implantable loop recorder
Device
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years and older
Enrollment
44 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2013
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Apr 4, 2018 · Synced Sep 4, 2026, 4:07 PM EDT
Recruiting Not applicable Interventional

PVI Alone Versus PVI Plus PWI and SVCI With PFA

NCT07405359
View directory record Official record
Conditions
Persistent Atrial Fibrillation
Interventions
AF Ablation: PVI + PWI + SVCI, PFA, Implantable loop recorder
Procedure · Device
Lead sponsor
Edward Gerstenfeld, MD
Other
Eligibility
18 Years and older
Enrollment
220 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Jul 13, 2026 · Synced Sep 4, 2026, 4:07 PM EDT
Completed Not applicable Interventional

Confirm Rx™ Versus Reveal LINQ™ - Which is More Reliable in Data Transmission? A Randomized Clinical Study

NCT03720639
View directory record Official record
Conditions
Cardiac Arrythmias, Syncope, Atrial Fibrillation, Atrial Flutter, Tachycardia, Stroke
Interventions
Abbott, Inc Confirm Rx™ versus Medtronic, Inc Reveal LINQTM
Device
Lead sponsor
Sparrow Clinical Research Institute
Other
Eligibility
18 Years and older
Enrollment
209 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2020
U.S. locations
2
States / cities
Lansing, Michigan • Traverse City, Michigan
Source: ClinicalTrials.gov public record
Updated Mar 9, 2020 · Synced Sep 4, 2026, 4:07 PM EDT
Completed Phase 4 Interventional

Syncope: Pacing or Recording in the Later Years

NCT01423994
View directory record Official record
Conditions
Syncope, Heart Block, Conduction Disorder of the Heart
Interventions
pacemaker, implantable loop recorder
Procedure
Lead sponsor
Canadian Institutes of Health Research (CIHR)
Government
Eligibility
Not listed
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2017
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated May 15, 2019 · Synced Sep 4, 2026, 4:07 PM EDT
Not listed No phase listed Observational

Implanted Loop Recorder Post Atrial Fibrillation Ablation

NCT00915720
View directory record Official record
Conditions
Atrial Fibrillation
Interventions
Not listed
Lead sponsor
Thoracic & Cardiovascular Healthcare Foundation
Other
Eligibility
18 Years and older
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2012
U.S. locations
1
States / cities
Lansing, Michigan
Source: ClinicalTrials.gov public record
Updated Jul 19, 2011 · Synced Sep 4, 2026, 4:07 PM EDT
Not listed Not applicable Interventional

Cryptogenic Stroke Study

NCT00861133
View directory record Official record
Conditions
Cryptogenic Stroke
Interventions
Sleuth AT Implantable ECG Monitoring System
Device
Lead sponsor
Transoma Medical
Industry
Eligibility
18 Years and older
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2011
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated May 4, 2009 · Synced Sep 4, 2026, 4:07 PM EDT
Completed Not applicable Interventional Results available

Study of New Implantable Loop Recorder

NCT00746564
View directory record Official record
Conditions
Tachyarrhythmias, Syncope
Interventions
SJM Confirm
Device
Lead sponsor
Abbott Medical Devices
Industry
Eligibility
18 Years and older
Enrollment
75 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2014
U.S. locations
9
States / cities
Anchorage, Alaska • Scottsdale, Arizona • Little Rock, Arkansas + 6 more
Source: ClinicalTrials.gov public record
Updated Jan 29, 2019 · Synced Sep 4, 2026, 4:07 PM EDT
Completed Phase 2 Interventional

Combined Treatment of Arterial Hypertension and Atrial Fibrillation

NCT01897545
View directory record Official record
Conditions
Arterial Hypertension, Atrial Fibrillation
Interventions
Circumferential PV isolation, PV isolation+renal denervation
Procedure
Lead sponsor
Meshalkin Research Institute of Pathology of Circulation
Network
Eligibility
18 Years to 70 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2013
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Oct 8, 2013 · Synced Sep 4, 2026, 4:07 PM EDT
Completed No phase listed Observational

Implantable Loop Recorders in Post-atrial Fibrillation (AF) Ablation: RPAF-A

NCT01061125
View directory record Official record
Conditions
Atrial Fibrillation
Interventions
TTM and Holter monitor
Other
Lead sponsor
The Cleveland Clinic
Other
Eligibility
18 Years to 100 Years
Enrollment
68 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2016
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Feb 9, 2017 · Synced Sep 4, 2026, 4:07 PM EDT
Not listed No phase listed Observational

Discrimination of P and T Waves With Linq and Holter

NCT02957006
View directory record Official record
Conditions
Arrhythmias, Cardiac
Interventions
Loop Recorder
Device
Lead sponsor
TriHealth Inc.
Other
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2018
U.S. locations
1
States / cities
Cincinnati, Ohio
Source: ClinicalTrials.gov public record
Updated Mar 22, 2018 · Synced Sep 4, 2026, 4:07 PM EDT
Recruiting No phase listed Observational

Role of Novel ILR in the Management of PVCs

NCT06060548
View directory record Official record
Conditions
PVC - Premature Ventricular Contraction, Myocarditis
Interventions
Monitoring of patients presenting with PVCs
Other
Lead sponsor
Kansas City Heart Rhythm Research Foundation
Other
Eligibility
18 Years and older
Enrollment
50 participants
Timeline
2022 – 2025
U.S. locations
6
States / cities
Overland Park, Kansas • Independence, Missouri • Kansas City, Missouri
Source: ClinicalTrials.gov public record
Updated Aug 27, 2025 · Synced Sep 4, 2026, 4:07 PM EDT
Completed Early Phase 1 Interventional

Interstage Monitoring Using an Implantable Loop Recorder: A Pilot Study

NCT05744934
View directory record Official record
Conditions
Univentricular Heart
Interventions
LUX-Dx™
Device
Lead sponsor
Boston Children's Hospital
Other
Eligibility
Up to 30 Days
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated May 18, 2026 · Synced Sep 4, 2026, 4:07 PM EDT
Not listed Not applicable Interventional

Natural History of COVID-19-Related Atrial Fibrillation

NCT04830774
View directory record Official record
Conditions
COVID-19, Atrial Fibrillation New Onset
Interventions
ILR, PMK, ICD
Device
Lead sponsor
Texas Cardiac Arrhythmia Research Foundation
Other
Eligibility
18 Years and older
Enrollment
200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
2
States / cities
Kansas City, Kansas • Austin, Texas
Source: ClinicalTrials.gov public record
Updated Nov 22, 2021 · Synced Sep 4, 2026, 4:07 PM EDT
Withdrawn Not applicable Interventional Accepts healthy volunteers

The Comparative Efficacy of the Zio Patch vs Implantable Loop Recorder in Atrial Fibrillation

NCT02954380
View directory record Official record
Conditions
Atrial Fibrillation
Interventions
Zio
Device
Lead sponsor
University of Florida
Other
Eligibility
18 Years and older
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2018
U.S. locations
1
States / cities
Jacksonville, Florida
Source: ClinicalTrials.gov public record
Updated Mar 26, 2017 · Synced Sep 4, 2026, 4:07 PM EDT
Recruiting Not applicable Interventional

Implanted Loop Recorders for Detection and Management of Arrhythmia With Bruton Tyrosine Kinase Inhibitors

NCT05643235
View directory record Official record
Conditions
Atrial Fibrillation, Supraventricular Arrhythmia, Ventricular Arrhythmias and Cardiac Arrest, Chronic Lymphocytic Leukemia, Chronic Lymphocytic Leukemia/Small Lymphocytic Lymphoma
Interventions
Medtronic LINQ-2 Insertable Cardiac Monitor (ILR)
Device
Lead sponsor
Northwell Health
Other
Eligibility
18 Years and older
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2030
U.S. locations
1
States / cities
New Hyde Park, New York
Source: ClinicalTrials.gov public record
Updated Sep 17, 2025 · Synced Sep 4, 2026, 4:07 PM EDT
Completed Phase 2 Interventional

Combined Treatment of Resistant Hypertension and Atrial Fibrillation

NCT01117025
View directory record Official record
Conditions
Hypertension, Resistant to Conventional Therapy, Atrial Fibrillation
Interventions
Circumferential PV isolation, Circumferential PVI+renal denervation
Procedure
Lead sponsor
Meshalkin Research Institute of Pathology of Circulation
Network
Eligibility
18 Years to 70 Years
Enrollment
26 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2012
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jul 9, 2013 · Synced Sep 4, 2026, 4:07 PM EDT
Terminated No phase listed Observational

Heart Failure and Risk of Re-Admissions Determined by Abnormal REVEAL Parameters

NCT01357408
View directory record Official record
Conditions
Heart Failure
Interventions
Not listed
Lead sponsor
Thomas Jefferson University
Other
Eligibility
18 Years and older
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2011
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jan 6, 2013 · Synced Sep 4, 2026, 4:07 PM EDT
Completed Not applicable Interventional Results available

Reducing Arrhythmia in Dialysis by Adjusting the Rx Electrolytes/Ultrafiltration, Study A

NCT03519347
View directory record Official record
Conditions
End Stage Renal Disease
Interventions
Potassium Removal Maximization, Potassium Gradient Minimization, Alkalosis Avoidance, Acidosis avoidance, Point of Care Testing, Cardiac Monitor
Other · Diagnostic Test · Device
Lead sponsor
NYU Langone Health
Other
Eligibility
18 Years to 85 Years
Enrollment
19 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2022
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Aug 14, 2023 · Synced Sep 4, 2026, 4:07 PM EDT