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ClinicalTrials.gov public records Last synced Oct 27, 2026, 5:17 PM EDT

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Showing 1–24 of 115 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Sudden Cardiac Arrest Clear all
Active, not recruiting Not applicable Interventional

The PulsePoint Study

NCT04806958
View directory record Official record
Conditions
Out-Of-Hospital Cardiac Arrest, Heart Arrest, Heart Diseases, Cardiovascular Diseases
Interventions
PulsePoint notification
Other
Lead sponsor
Dr. Steven Brooks
Other
Eligibility
Not listed
Enrollment
340 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2026
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Apr 13, 2026 · Synced Oct 27, 2026, 5:17 PM EDT
Completed No phase listed Observational Results available

Pre-arrival Instructions Effect on Bystander Cardiopulmonary Resuscitation (CPR).

NCT02007499
View directory record Official record
Conditions
Heart Arrest, Cardiac Arrest, Cardiopulmonary Arrest, Out of Hospital Cardiac Arrest, Sudden Cardiac Death
Interventions
Pre-Arrival Instructions
Other
Lead sponsor
Medical College of Wisconsin
Other
Eligibility
21 Years and older
Enrollment
274 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2013
U.S. locations
1
States / cities
Milwaukee, Wisconsin
Source: ClinicalTrials.gov public record
Updated Apr 7, 2026 · Synced Oct 27, 2026, 5:17 PM EDT
Terminated Not applicable Interventional Results available

Wearable Cardioverter Defibrillator in Hemodialysis Patients (WED-HED) Study

NCT02481206
View directory record Official record
Conditions
Sudden Cardiac Death, Sudden Cardiac Arrest
Interventions
Wearable Cardioverter Defibrillator
Device
Lead sponsor
Zoll Medical Corporation
Industry
Eligibility
50 Years and older
Enrollment
66 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2017
U.S. locations
31
States / cities
Corona, California • Downey, California • Escondido, California + 28 more
Source: ClinicalTrials.gov public record
Updated Jan 19, 2021 · Synced Oct 27, 2026, 5:17 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Effects of Stearidonic Acid-Containing Foods on Eicosapentaenoic Acid Levels in Red Blood Cells and Omega-3 Index

NCT01749202
View directory record Official record
Conditions
Sudden Cardiac Death, Sudden Cardiac Arrest, Cardiovascular Disease
Interventions
Sunflower Oil Softgels, EPA softgels, Sunflower Oil Food, SDA soybean Oil Food
Dietary Supplement · Other
Lead sponsor
Solae, LLC
Industry
Eligibility
21 Years to 65 Years
Enrollment
126 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2011
U.S. locations
1
States / cities
Glen Ellyn, Illinois
Source: ClinicalTrials.gov public record
Updated Dec 13, 2012 · Synced Oct 27, 2026, 5:17 PM EDT
Completed No phase listed Observational

Inflammation, Cardiac Sympathetic Innervation, and Arrhythmic Sudden Death

NCT01919983
View directory record Official record
Conditions
Ischemic Cardiomyopathy, Dilated Cardiomyopathy, Inflammation, Sudden Cardiac Death
Interventions
Not listed
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years and older
Enrollment
28 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2014
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Dec 8, 2017 · Synced Oct 27, 2026, 5:17 PM EDT
Completed No phase listed Observational

Patient and Physician Survey Determinants of Appropriate ICD Utilization

NCT01514773
View directory record Official record
Conditions
Heart Failure, Systolic
Interventions
Not listed
Lead sponsor
Todd M Koelling, MD
Other
Eligibility
18 Years and older
Enrollment
452 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2013
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Mar 17, 2017 · Synced Oct 27, 2026, 5:17 PM EDT
Withdrawn No phase listed Observational

The Ability Of The PD2i Cardiac Analyzer To Predict Risk Of Ventricular Tachyarrhythmic Events

NCT00510731
View directory record Official record
Conditions
Tachycardia, Ventricular, Cardiac Sudden Death
Interventions
Not listed
Lead sponsor
Vicor Technologies, Inc.
Industry
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2009
U.S. locations
19
States / cities
Los Angeles, California • San Ramon, California • Walnut Creek, California + 14 more
Source: ClinicalTrials.gov public record
Updated Dec 9, 2015 · Synced Oct 27, 2026, 5:17 PM EDT
Terminated No phase listed Observational

LifeVest Post-CABG Registry

NCT01448005
View directory record Official record
Conditions
Sudden Cardiac Death, Ventricular Fibrillation, Ventricular Tachycardia, Ventricular Dysfunction, Myocardial Ischemia
Interventions
wearable defibrillator (LifeVest)
Device
Lead sponsor
Zoll Medical Corporation
Industry
Eligibility
18 Years and older
Enrollment
69 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2014
U.S. locations
5
States / cities
Sacramento, California • Atlanta, Georgia • Takoma Park, Maryland + 2 more
Source: ClinicalTrials.gov public record
Updated Dec 6, 2017 · Synced Oct 27, 2026, 5:17 PM EDT
Completed Not applicable Interventional Results available

Optimization of VNS in Epileptic Patients to Induce Cardioprotection

NCT04387435
View directory record Official record
Conditions
Epilepsy, Sudden Cardiac Death
Interventions
A change or titration in the current or frequency settings of the VNS therapy system.
Other
Lead sponsor
University of California, Los Angeles
Other
Eligibility
18 Years and older
Enrollment
1 participant
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Apr 6, 2025 · Synced Oct 27, 2026, 5:17 PM EDT
Recruiting No phase listed Observational

Genetic Markers of Cardiovascular Disease in Epilepsy

NCT02824822
View directory record Official record
Conditions
Epilepsy, Seizures, Syncope, Channelopathy, Cardiomyopathies
Interventions
Not listed
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years to 50 Years
Enrollment
600 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2031
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Sep 8, 2025 · Synced Oct 27, 2026, 5:17 PM EDT
Not listed No phase listed Observational

SCD-HeFT 10 Year Follow-up

NCT01058837
View directory record Official record
Conditions
Left Ventricular Systolic Dysfunction, Congestive Heart Failure, Ischemic and Non-ischemic Cardiomyopathy, Sudden Cardiac Death Primary Prevention
Interventions
Not listed
Lead sponsor
Seattle Institute for Cardiac Research
Other
Eligibility
18 Years to 90 Years
Enrollment
1,855 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2011
U.S. locations
1
States / cities
Bellevue, Washington
Source: ClinicalTrials.gov public record
Updated Feb 11, 2010 · Synced Oct 27, 2026, 5:17 PM EDT
Completed Not applicable Interventional Results available

Pan-Asia United States PrEvention of Sudden Cardiac Death Catheter Ablation Trial

NCT02848781
View directory record Official record
Conditions
Ventricular Tachycardia (VT)
Interventions
Implantable Cardioverter Defibrillator (ICD), Catheter Ablation
Device · Procedure
Lead sponsor
University of Arizona
Other
Eligibility
18 Years and older
Enrollment
180 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2021
U.S. locations
1
States / cities
Phoenix, Arizona
Source: ClinicalTrials.gov public record
Updated Dec 14, 2022 · Synced Oct 27, 2026, 5:17 PM EDT
Enrolling by invitation No phase listed Observational

Long-term Follow-up Study of Gene Therapy for Arrhythmogenic Cardiomyopathy Due to a Plakophilin-2 Pathogenic Variant

NCT07050160
View directory record Official record
Conditions
Arrhythmogenic Cardiomyopathy, PKP2-ACM, PKP2-ARVC
Interventions
Not listed
Lead sponsor
Lexeo Therapeutics
Industry
Eligibility
18 Years to 67 Years
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2030
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Nov 12, 2025 · Synced Oct 27, 2026, 5:17 PM EDT
Completed No phase listed Observational

Prognostic Significance of T Wave Alternans

NCT00006501
View directory record Official record
Conditions
Heart Diseases, Ventricular Arrhythmia, Ventricular Fibrillation, Death, Sudden, Cardiac, Heart Arrest
Interventions
ECG
Procedure
Lead sponsor
Columbia University
Other
Eligibility
18 Years and older
Enrollment
549 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2012
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Dec 23, 2015 · Synced Oct 27, 2026, 5:17 PM EDT
Active, not recruiting No phase listed Observational

Genomics of Sudden Cardiac Arrest

NCT00661128
View directory record Official record
Conditions
Death, Sudden, Cardiac
Interventions
Not listed
Lead sponsor
University of Washington
Other
Eligibility
18 Years and older
Enrollment
14,862 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2030
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Jun 5, 2023 · Synced Oct 27, 2026, 5:17 PM EDT
Completed Phase 4 Interventional Results available

POWER (Pulse Width Optimized Waveform Evaluation Trial)

NCT00311181
View directory record Official record
Conditions
Sudden Cardiac Death
Interventions
Implantable Cardioverter Defibrillator (ICD), Cardiac Resynchronization Therapy (CRT-D)
Device
Lead sponsor
Abbott Medical Devices
Industry
Eligibility
18 Years and older
Enrollment
217 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2008
U.S. locations
2
States / cities
Birmingham, Alabama • Santa Monica, California
Source: ClinicalTrials.gov public record
Updated Feb 20, 2019 · Synced Oct 27, 2026, 5:17 PM EDT
Recruiting Not applicable Interventional

Developing and Testing Drone-Delivered AEDs for Cardiac Arrests In Rural America

NCT06229418
View directory record Official record
Conditions
Cardiac Arrest, Sudden Cardiac Arrest
Interventions
DFR AED Pilot Program
Other
Lead sponsor
Duke University
Other
Eligibility
18 Years and older
Enrollment
4 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
1
States / cities
Clemmons, North Carolina
Source: ClinicalTrials.gov public record
Updated Oct 1, 2026 · Synced Oct 27, 2026, 5:17 PM EDT
Completed Phase 3 Interventional

Ovatio DR and VR Implantable Cardioverter Defibrillators Post-approval Study

NCT00586378
View directory record Official record
Conditions
Sudden Cardiac Death
Interventions
Ovatio DR and Ovatio VR
Device
Lead sponsor
ELA Medical, Inc.
Industry
Eligibility
18 Years and older
Enrollment
85 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2009
U.S. locations
1
States / cities
Mesa, Arizona
Source: ClinicalTrials.gov public record
Updated Mar 2, 2012 · Synced Oct 27, 2026, 5:17 PM EDT
Not listed Not applicable Interventional

Sodium Channel Splicing in Heart Failure Trial (SOCS-HEFT) Prospective Study

NCT02738749
View directory record Official record
Conditions
Death, Sudden, Cardiac
Interventions
Implantable cardioverter-defibrillator (ICD)
Device
Lead sponsor
Rhode Island Hospital
Other
Eligibility
18 Years and older
Enrollment
450 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2020
U.S. locations
1
States / cities
Providence, Rhode Island
Source: ClinicalTrials.gov public record
Updated Apr 12, 2017 · Synced Oct 27, 2026, 5:17 PM EDT
Completed Phase 3 Interventional

Home Use of Automatic External Defibrillators to Treat Sudden Cardiac Arrest

NCT00047411
View directory record Official record
Conditions
Cardiovascular Diseases, Myocardial Infarction, Heart Diseases, Death, Sudden, Cardiac
Interventions
Cardiopulmonary Resuscitation, Automatic External Defibrillation
Other · Device
Lead sponsor
National Heart, Lung, and Blood Institute (NHLBI)
NIH
Eligibility
18 Years and older
Enrollment
7,001 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2002 – 2007
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Mar 10, 2008 · Synced Oct 27, 2026, 5:17 PM EDT
Withdrawn No phase listed Observational

Analyzing Gene Regions That May Interact With the Effectiveness of High Blood Pressure Drugs

NCT00573092
View directory record Official record
Conditions
Myocardial Infarction, Cerebrovascular Accident, Death, Sudden, Cardiac
Interventions
Not listed
Lead sponsor
University of Washington
Other
Eligibility
30 Years to 79 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2016
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Nov 9, 2016 · Synced Oct 27, 2026, 5:17 PM EDT
Completed Not applicable Interventional

Feasibility Study of Remote Support for Implantable Pulse Generator (IPG)/Implantable Cardioverter Defibrillator (ICD) Implant

NCT01809652
View directory record Official record
Conditions
Bradycardia, Sudden Cardiac Arrest
Interventions
Remote Implant Support Capability
Other
Lead sponsor
Medtronic Cardiac Rhythm and Heart Failure
Industry
Eligibility
18 Years and older
Enrollment
37 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2014
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Apr 24, 2014 · Synced Oct 27, 2026, 5:17 PM EDT
Completed No phase listed Observational

Head-to-pelvis Computed Tomography Evaluation of Sudden Death Survivors

NCT03111043
View directory record Official record
Conditions
Sudden Death, Out-Of-Hospital Cardiac Arrest
Interventions
Head to pelvis CT scan
Diagnostic Test
Lead sponsor
University of Washington
Other
Eligibility
18 Years and older
Enrollment
104 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2021
U.S. locations
2
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated May 9, 2024 · Synced Oct 27, 2026, 5:17 PM EDT
Recruiting No phase listed Observational

A Study to Assess Real-world Patient Characteristics and Clinical Course for Symptomatic Patients With PKP2-ACM

NCT06976606
View directory record Official record
Conditions
Arrhythmogenic Cardiomyopathy, PKP2-ACM, PKP2-ARVC
Interventions
Not listed
Lead sponsor
Lexeo Therapeutics
Industry
Eligibility
18 Years to 65 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
6
States / cities
Redwood City, California • Baltimore, Maryland • Columbia, Maryland + 3 more
Source: ClinicalTrials.gov public record
Updated May 16, 2025 · Synced Oct 27, 2026, 5:17 PM EDT