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Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Implant Failure Clear all
Not listed Not applicable Interventional

Cardiac Magnetic Resonance Imaging After Cardiac Resynchronization Therapy

NCT03183011
View directory record Official record
Conditions
Heart Failure, Systolic
Interventions
MRI
Other
Lead sponsor
Kenneth Bilchick, MD
Other
Eligibility
25 Years to 85 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2018
U.S. locations
1
States / cities
Charlottesville, Virginia
Source: ClinicalTrials.gov public record
Updated Jun 11, 2017 · Synced Sep 17, 2026, 5:15 AM EDT
Terminated Not applicable Interventional

Automated MEdical Record Driven Implantable CArdioverter-defibrillator Heart Failure Trial (AMERICA-HF)

NCT01807130
View directory record Official record
Conditions
Heart Failure
Interventions
Automated HF/EP Referral, Placebo (Registry Arm)
Other
Lead sponsor
Duke University
Other
Eligibility
18 Years and older
Enrollment
77 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2014
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Dec 9, 2014 · Synced Sep 17, 2026, 5:15 AM EDT
Withdrawn Phase 4 Interventional

Remote Interrogation in Rural Emergency Departments

NCT02421549
View directory record Official record
Conditions
Heart Disease, Cardiovascular Disease, Heart Failure, Arrhythmias, Cardiac
Interventions
Unpaired remote monitoring transmitter
Device
Lead sponsor
Abbott Medical Devices
Industry
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2016
U.S. locations
1
States / cities
Albuquerque, New Mexico
Source: ClinicalTrials.gov public record
Updated Feb 3, 2019 · Synced Sep 17, 2026, 5:15 AM EDT
Completed Not applicable Interventional Results available

Efficacy and Safety of ICD Remote Monitored Exercise Testing to Improve Heart Failure Outcomes: REMOTE HF-ACTION

NCT04629066
View directory record Official record
Conditions
Heart Failure
Interventions
Remote Cardiac Rehabilitation (CR)
Behavioral
Lead sponsor
Duke University
Other
Eligibility
18 Years and older
Enrollment
13 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Sep 27, 2023 · Synced Sep 17, 2026, 5:15 AM EDT
Not listed Phase 2 Interventional

Safety and Effects of Implanted (Autologous) Skeletal Myoblasts (MyoCell) Using an Injection Catheter = SEISMIC Trial

NCT00375817
View directory record Official record
Conditions
Myocardial Infarction, Heart Failure, Congestive
Interventions
Myoblasts injection with MyoCath catheter
Procedure
Lead sponsor
Bioheart, Inc.
Industry
Eligibility
18 Years to 75 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2008
U.S. locations
1
States / cities
Sunrise, Florida
Source: ClinicalTrials.gov public record
Updated Oct 11, 2007 · Synced Sep 17, 2026, 5:15 AM EDT
Completed Not applicable Interventional

Mitigating Post-Op RV Dysfunction After LVAD Implantation

NCT05758194
View directory record Official record
Conditions
Heart Failure, Right Ventricular Dysfunction, Right Ventricular Failure
Interventions
Standardized RV Management, Usual Care RV Management
Other
Lead sponsor
University of Chicago
Other
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Oct 15, 2025 · Synced Sep 17, 2026, 5:15 AM EDT
Completed Phase 1 Interventional

Safety and Efficacy of a Vascular Prosthesis for Hemodialysis Access in Patients With End-Stage Renal Disease

NCT01840956
View directory record Official record
Conditions
End-stage Renal Disease, Kidney Failure, Chronic
Interventions
HAVG
Biological
Lead sponsor
Humacyte, Inc.
Industry
Eligibility
18 Years to 80 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2016
U.S. locations
3
States / cities
Durham, North Carolina • Houston, Texas • Norfolk, Virginia
Source: ClinicalTrials.gov public record
Updated Aug 18, 2022 · Synced Sep 17, 2026, 5:15 AM EDT
Completed Phase 4 Interventional Results available

Inhaled Nitric Oxide and Inhaled Prostacyclin After Cardiac Surgery for Heart Transplant or LVAD Placement

NCT01717209
View directory record Official record
Conditions
Heart Failure
Interventions
Nitric Oxide, Prostacyclin
Drug
Lead sponsor
Stanford University
Other
Eligibility
18 Years and older
Enrollment
14 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2013
U.S. locations
1
States / cities
Stanford, California
Source: ClinicalTrials.gov public record
Updated Oct 8, 2017 · Synced Sep 17, 2026, 5:15 AM EDT
Withdrawn Phase 4 Interventional

Otiprio Versus Ciprodex Tympanostomy Tube Outcomes

NCT03347461
View directory record Official record
Conditions
Otorrhea, Otitis Media With Effusion in Children
Interventions
Otiprio, Ciprodex
Drug
Lead sponsor
Boston Medical Center
Other
Eligibility
6 Months to 10 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Sep 13, 2018 · Synced Sep 17, 2026, 5:15 AM EDT
Completed Not applicable Interventional

The Fluoroless-CSP Trial Using Electroanatomic Mapping

NCT03903107
View directory record Official record
Conditions
Sinus Node Dysfunction, Heart Block AV, LBBB, Heart Failure, Systolic
Interventions
Conventional fluoroscopy guided Conduction System Pacing(CSP), Electroanatomic Mapping (Fluoroless) guided Conduction System Pacing(CSP)
Procedure
Lead sponsor
Rush University Medical Center
Other
Eligibility
18 Years and older
Enrollment
2 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2024
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Feb 27, 2025 · Synced Sep 17, 2026, 5:15 AM EDT
Completed Not applicable Interventional Results available

Evaluating Myocardial Injury for Defibrillation Threshold Testing Methods for ICD Implantation

NCT02111993
View directory record Official record
Conditions
Cardiomyopathy, Heart Failure, Cardiac Arrhythmia
Interventions
Standard Defibrillation Testing, Upper Limit of Vulnerability Testing
Device
Lead sponsor
University of California, San Diego
Other
Eligibility
18 Years and older
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2015
U.S. locations
1
States / cities
La Jolla, California
Source: ClinicalTrials.gov public record
Updated May 21, 2019 · Synced Sep 17, 2026, 5:15 AM EDT
Not listed No phase listed Observational

CarDiac MagnEtic Resonance for Primary Prevention Implantable CardioVerter DebrillAtor ThErapy: an International Registry (DERIVATE)

NCT03352648
View directory record Official record
Conditions
Heart Failure, Left Ventricular Systolic Dysfunction
Interventions
Not listed
Lead sponsor
Gianluca Pontone, MD, PhD
Other
Eligibility
Not listed
Enrollment
4,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2020
U.S. locations
2
States / cities
Chicago, Illinois • Charleston, South Carolina
Source: ClinicalTrials.gov public record
Updated Jun 5, 2019 · Synced Sep 17, 2026, 5:15 AM EDT
Completed Not applicable Interventional

EnSite NavX-Guided Coronary Sinus Mapping During CRT Implant

NCT01615835
View directory record Official record
Conditions
Congestive Heart Failure
Interventions
EnSite NavX System
Other
Lead sponsor
Abbott Medical Devices
Industry
Eligibility
18 Years to 75 Years
Enrollment
16 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007
U.S. locations
2
States / cities
Augusta, Georgia • Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Feb 3, 2019 · Synced Sep 17, 2026, 5:15 AM EDT
Completed Not applicable Interventional Results available

Safety and Efficacy of Automatic Testing Feature in New ICDs and CRT-Ds

NCT00746356
View directory record Official record
Conditions
Heart Failure, Ventricular Arrythmias
Interventions
Testing of the autocapture features of the device
Device
Lead sponsor
Abbott Medical Devices
Industry
Eligibility
18 Years and older
Enrollment
128 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2010
U.S. locations
5
States / cities
Little Rock, Arkansas • Browns Mills, New Jersey • Nashville, Tennessee + 1 more
Source: ClinicalTrials.gov public record
Updated Feb 18, 2019 · Synced Sep 17, 2026, 5:15 AM EDT
Completed No phase listed Observational

Global Electrical Heterogeneity and Clinical Outcomes

NCT03210883
View directory record Official record
Conditions
Heart Failure, Implantable Defibrillator User, Ventricular Arrythmia
Interventions
Not listed
Lead sponsor
Larisa Tereshchenko
Other
Eligibility
18 Years to 89 Years
Enrollment
3,471 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2021
U.S. locations
6
States / cities
Los Angeles, California • Stanford, California • Aurora, Colorado + 2 more
Source: ClinicalTrials.gov public record
Updated Jul 7, 2021 · Synced Sep 17, 2026, 5:15 AM EDT
Terminated Not applicable Interventional

Use of 3-D Blood Pool Scintigraphy to Guide Left Ventricular Pacing Lead Placement in Patients Requiring Cardiac Resynchronization Therapy

NCT02669290
View directory record Official record
Conditions
Heart Failure, Left Ventricular Dysfunction, Cardiac Resynchronization Therapy
Interventions
Guided, Non-guided
Other
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years and older
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2018
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Jan 12, 2020 · Synced Sep 17, 2026, 5:15 AM EDT
Completed Not applicable Interventional

Prospective Randomized Evaluation of an Ultra Conservative Approach to Implantable Defibrillator (ICD) Programming in Patients With a Left Ventricular Assist Device (LVAD).

NCT01977703
View directory record Official record
Conditions
Heart Failure
Interventions
Ultra Conservative ICD Programming, Traditional ICD Programming
Other
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
18 Years and older
Enrollment
80 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2016
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Aug 15, 2017 · Synced Sep 17, 2026, 5:15 AM EDT
Completed Not applicable Interventional Results available

HW006 LATERAL Thoracotomy

NCT02268942
View directory record Official record
Conditions
Left Sided Heart Failure
Interventions
HeartWare HVAD, Thoracotomy
Device · Procedure
Lead sponsor
Medtronic Cardiac Rhythm and Heart Failure
Industry
Eligibility
19 Years and older
Enrollment
144 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2018
U.S. locations
25
States / cities
Birmingham, Alabama • Palo Alto, California • San Diego, California + 21 more
Source: ClinicalTrials.gov public record
Updated Dec 1, 2019 · Synced Sep 17, 2026, 5:15 AM EDT
Active, not recruiting Not applicable Interventional

The TRIABETES - ARMMS-T2D Study: A Randomized Trial to Compare Surgical and Medical Treatments for Type 2 Diabetes

NCT01047735
View directory record Official record
Conditions
Type 2 Diabetes Mellitus, Obesity
Interventions
Roux-en-Y Gastric Bypass Surgery, Laparoscopic Adjustable Gastric Banding, Lifestyle Weight Loss Intervention
Procedure · Behavioral
Lead sponsor
University of Pittsburgh
Other
Eligibility
25 Years to 55 Years
Enrollment
69 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2028
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jun 10, 2026 · Synced Sep 17, 2026, 5:15 AM EDT
Completed No phase listed Observational

TRENDS: A Prospective Study of the Clinical Significance of Atrial Arrhythmias Detected by Implanted Device Diagnostics

NCT00279981
View directory record Official record
Conditions
Atrial Fibrillation, Stroke, Heart Failure
Interventions
Diagnostic
Device
Lead sponsor
Medtronic Cardiac Rhythm and Heart Failure
Industry
Eligibility
18 Years and older
Enrollment
3,100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2007
U.S. locations
92
States / cities
Mesa, Arizona • Tucson, Arizona • Fountain Valley, California + 89 more
Source: ClinicalTrials.gov public record
Updated Dec 10, 2008 · Synced Sep 17, 2026, 5:15 AM EDT
Completed No phase listed Observational Results available

PARTNERS HF: Program to Access and Review Trending Information and Evaluate Correlation to Symptoms in Patients With Heart Failure

NCT00279955
View directory record Official record
Conditions
Heart Failure, Congestive
Interventions
Cardiac Resynchronization Therapy Device
Device
Lead sponsor
Medtronic Cardiac Rhythm and Heart Failure
Industry
Eligibility
18 Years and older
Enrollment
1,024 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2008
U.S. locations
93
States / cities
Huntsville, Alabama • Phoenix, Arizona • Scottsdale, Arizona + 90 more
Source: ClinicalTrials.gov public record
Updated Jun 14, 2012 · Synced Sep 17, 2026, 5:15 AM EDT
Active, not recruiting No phase listed Observational Accepts healthy volunteers

Survival of Implant-Supported All-Ceramic Prostheses

NCT01729858
View directory record Official record
Conditions
Partial Edentulism, Disorder of Prostheses and Implants, Dental Prosthesis Failure
Interventions
Ceramic-Ceramic, Metal-Ceramic
Device
Lead sponsor
University of Florida
Other
Eligibility
21 Years to 75 Years
Enrollment
106 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2028
U.S. locations
1
States / cities
Gainesville, Florida
Source: ClinicalTrials.gov public record
Updated Sep 2, 2026 · Synced Sep 17, 2026, 5:15 AM EDT
Terminated Not applicable Interventional

A Pilot Study To Evaluate The CreatiVasc Hemoaccess Valve System In Patients Requiring Arteriovenous Graft Placement

NCT01644526
View directory record Official record
Conditions
End Stage Renal Disease
Interventions
Hemoaccess Valve System
Device
Lead sponsor
Diaxamed LLC
Industry
Eligibility
18 Years and older
Enrollment
6 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2017
U.S. locations
1
States / cities
Greenville, South Carolina
Source: ClinicalTrials.gov public record
Updated Feb 4, 2018 · Synced Sep 17, 2026, 5:15 AM EDT
Terminated Not applicable Interventional

Comparative Effectiveness of Prophylactic ICD Versus Non-ICD Therapy

NCT06543446
View directory record Official record
Conditions
Heart Failure With Reduced Ejection Fraction
Interventions
ICD implantation
Procedure
Lead sponsor
University of Rochester
Other
Eligibility
18 Years and older
Enrollment
3,290 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
13
States / cities
Portland, Maine • Baltimore, Maryland • Boston, Massachusetts + 10 more
Source: ClinicalTrials.gov public record
Updated May 11, 2026 · Synced Sep 17, 2026, 5:15 AM EDT