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ClinicalTrials.gov public records Last synced Sep 9, 2026, 7:58 AM EDT

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Showing 1–24 of 292 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Circulatory Arrest Clear all
Completed No phase listed Observational

Near Infrared Spectroscopy (NIRS)

NCT01429324
View directory record Official record
Conditions
Aortic Arch Surgery
Interventions
Not listed
Lead sponsor
Nonin Medical, Inc
Industry
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2012
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated May 20, 2012 · Synced Sep 9, 2026, 7:58 AM EDT
Not listed Early Phase 1 Interventional

Improving Outcomes in Cardiac Arrest With Inhaled Nitric Oxide

NCT04134078
View directory record Official record
Conditions
Cardiac Arrest
Interventions
inhaled nitric oxide
Drug
Lead sponsor
Stony Brook University
Other
Eligibility
18 Years and older
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2022
U.S. locations
1
States / cities
South Setauket, New York
Source: ClinicalTrials.gov public record
Updated Oct 20, 2019 · Synced Sep 9, 2026, 7:58 AM EDT
Completed No phase listed Observational Results available

Educational Videos to Improve Patient Decision Making and Race Disparities in Implantable Cardioverter Defibrillator Use

NCT00918125
View directory record Official record
Conditions
Sudden Cardiac Arrest
Interventions
Not listed
Lead sponsor
Duke University
Other
Eligibility
19 Years and older
Enrollment
59 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2012
U.S. locations
2
States / cities
Burlington, North Carolina • Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Oct 18, 2015 · Synced Sep 9, 2026, 7:58 AM EDT
Completed Phase 4 Interventional

Predictive Risk Stratification Through T Variability in ICD Patients Without Pacing Indications

NCT00560768
View directory record Official record
Conditions
Sudden Cardiac Death
Interventions
Ovatio VR 6250 or DR6550
Device
Lead sponsor
LivaNova
Industry
Eligibility
Not listed
Enrollment
198 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2012
U.S. locations
7
States / cities
Sheffield, Alabama • Tarzana, California • Atlanta, Georgia + 4 more
Source: ClinicalTrials.gov public record
Updated Jan 11, 2015 · Synced Sep 9, 2026, 7:58 AM EDT
Completed Not applicable Interventional Results available

Hemodynamic Effects of Standard Cardiopulmonary Resuscitation (CPR), Active Compression Decompression CPR With an Inspiratory Impedance Device, and Standard CPR With an Intrathoracic Pressure Regulator During Out-of-hospital Cardiac Arrest

NCT01325870
View directory record Official record
Conditions
Cardiac Arrest, Sudden Cardiac Death
Interventions
ACD-CPR, ITPR, S-CPR, Impedance Threshold Device (ITD)
Device · Procedure
Lead sponsor
Advanced Circulatory Systems
Industry
Eligibility
18 Years and older
Enrollment
48 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2012
U.S. locations
1
States / cities
Kalamazoo, Michigan
Source: ClinicalTrials.gov public record
Updated Aug 11, 2016 · Synced Sep 9, 2026, 7:58 AM EDT
Completed No phase listed Observational Results available

SJ4 Post Approval Study in Implantable Cardioverter-Defibrillator and Cardiac Resynchronization Therapy Defibrillator Patients

NCT00940888
View directory record Official record
Conditions
Tachyarrhythmias, Sudden Cardiac Death, Heart Failure
Interventions
SJ4 connector and RV high voltage SJ4 lead
Device
Lead sponsor
Abbott Medical Devices
Industry
Eligibility
18 Years and older
Enrollment
1,701 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2015
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Feb 3, 2019 · Synced Sep 9, 2026, 7:58 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Development of a Novel Convolution Neural Network for Arrhythmia Classification

NCT03662802
View directory record Official record
Conditions
Arrhythmias, Cardiac, Cardiac Arrest, Cardiac Arrythmias
Interventions
Neural Network Classifier
Other
Lead sponsor
Scripps Clinic
Other
Eligibility
Not listed
Enrollment
25,458 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2020
U.S. locations
1
States / cities
San Diego, California
Source: ClinicalTrials.gov public record
Updated Nov 5, 2020 · Synced Sep 9, 2026, 7:58 AM EDT
Recruiting Not applicable Interventional

Removing Surrogates Uncertainty to Reduce Fear and Anxiety After Cardiac Events - Kids

NCT07707037
View directory record Official record
Conditions
Cardiac Arrest, Anxiety Depression, Family Support
Interventions
Education Intervention
Other
Lead sponsor
Children's Hospital of Philadelphia
Other
Eligibility
0 Days to 17 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jul 15, 2026 · Synced Sep 9, 2026, 7:58 AM EDT
Not yet recruiting No phase listed Observational

Pulse Detection in Cardiac Arrest Patients Using a Doppler Ultrasound Patch on the Carotid Artery

NCT07729228
View directory record Official record
Conditions
Cardiac Arrest (CA), Return of Spontaneous Circulation, CPR Quality Assessment
Interventions
Ultrasound doppler perfusion monitoring
Device
Lead sponsor
Heartstream US LLC
Industry
Eligibility
18 Years to 99 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Manhasset, New York
Source: ClinicalTrials.gov public record
Updated Jul 26, 2026 · Synced Sep 9, 2026, 7:58 AM EDT
Completed No phase listed Observational

Medtronic Genetic Arrhythmia Markers for Early Detection (GAME Study)

NCT00664807
View directory record Official record
Conditions
Death, Sudden, Cardiac, Ventricular Fibrillation, Tachycardia, Atrial Fibrillation, Sick Sinus Syndrome
Interventions
Not listed
Lead sponsor
Medtronic Corporate Technologies and New Ventures
Industry
Eligibility
40 Years and older
Enrollment
1,023 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2009
U.S. locations
1
States / cities
Little Rock, Arkansas
Source: ClinicalTrials.gov public record
Updated Aug 24, 2009 · Synced Sep 9, 2026, 7:58 AM EDT
Completed Phase 2 Interventional

Effect of Xenon and Therapeutic Hypothermia, on the Brain and on Neurological Outcome Following Brain Ischemia in Cardiac Arrest Patients

NCT00879892
View directory record Official record
Conditions
Ischemic Brain Injury
Interventions
xenon, Hypothermia
Drug · Other
Lead sponsor
Turku University Hospital
Government
Eligibility
18 Years to 80 Years
Enrollment
110 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2014
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Jan 18, 2015 · Synced Sep 9, 2026, 7:58 AM EDT
Enrolling by invitation Not applicable Interventional

Functional Substrate-Only Guided VT Ablation

NCT06464315
View directory record Official record
Conditions
Ventricular Tachycardia, Sudden Cardiac Death
Interventions
Functional Substrate-Only Mapping without VT Induction, Standard-of-Care Mapping/Imaging
Procedure
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
18 Years to 90 Years
Enrollment
36 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2030
U.S. locations
1
States / cities
San Diego, California
Source: ClinicalTrials.gov public record
Updated Mar 24, 2026 · Synced Sep 9, 2026, 7:58 AM EDT
Completed Not applicable Interventional Results available

ASSURE WCD Clinical Evaluation - Conversion Efficacy Study

NCT04132466
View directory record Official record
Conditions
Death, Sudden, Cardiac
Interventions
Defibrillation using the ASSURE wearable cardioverter defibrillator therapy delivered via a waveform delivery test system
Device
Lead sponsor
Kestra Medical Technologies, Inc.
Industry
Eligibility
18 Years and older
Enrollment
13 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2020
U.S. locations
4
States / cities
Anchorage, Alaska • Ann Arbor, Michigan • St Louis, Missouri + 1 more
Source: ClinicalTrials.gov public record
Updated Apr 4, 2024 · Synced Sep 9, 2026, 7:58 AM EDT
Withdrawn Phase 2 Interventional

Trial to Determine Imaging Parameters of LMI1195 in Heart Failure Patients at Low and High Risk of Defibrillator Firing

NCT01085175
View directory record Official record
Conditions
Heart Failure
Interventions
LMI 1195
Drug
Lead sponsor
Lantheus Medical Imaging
Industry
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2011
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Oct 13, 2015 · Synced Sep 9, 2026, 7:58 AM EDT
Terminated Phase 2 Interventional Results available

Treatment of Ventricular Tachyarrhythmias Refractory To Shock With Beta Blockers: The SHOCK and BLOCK Trial

NCT00401882
View directory record Official record
Conditions
Cardiac Arrest, Sudden Cardiac Death, Ventricular Fibrillation, Tachycardia, Ventricular
Interventions
Epinephrine, Metoprolol
Drug
Lead sponsor
David Haines, MD
Other
Eligibility
18 Years and older
Enrollment
7 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2012
U.S. locations
1
States / cities
Royal Oak, Michigan
Source: ClinicalTrials.gov public record
Updated May 24, 2017 · Synced Sep 9, 2026, 7:58 AM 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 8, 2015 · Synced Sep 9, 2026, 7:58 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

An In-Hospital Family Member Cardiopulmonary Resuscitation (CPR) Education Program

NCT01260441
View directory record Official record
Conditions
Cardiac Arrest, Coronary Disease, Cardiovascular Risk Factors
Interventions
CPR Training using the Family and Friends CPR Anytime VSI Kit
Other
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years and older
Enrollment
500 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2012
U.S. locations
3
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Oct 31, 2018 · Synced Sep 9, 2026, 7:58 AM EDT
Completed No phase listed Observational

COOL-ARREST Pilot Study to Assess Intravascular Temperature Management (IVTM) in the Treatment of Cardiac Arrest

NCT01818388
View directory record Official record
Conditions
Out of Hospital Cardiac Arrest
Interventions
ZOLL Intravascular Temperature Management System (IVTM)
Device
Lead sponsor
ZOLL Circulation, Inc., USA
Industry
Eligibility
18 Years and older
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2015
U.S. locations
9
States / cities
New Britain, Connecticut • Detroit, Michigan • Royal Oak, Michigan + 6 more
Source: ClinicalTrials.gov public record
Updated Jun 25, 2018 · Synced Sep 9, 2026, 7:58 AM EDT
Active, not recruiting No phase listed Observational

International Spontaneous Coronary Artery Dissection (SCAD) "iSCAD" Registry

NCT04496687
View directory record Official record
Conditions
Spontaneous Coronary Artery Dissection
Interventions
Not listed
Lead sponsor
SCAD Alliance
Other
Eligibility
18 Years and older
Enrollment
2,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2026
U.S. locations
30
States / cities
Los Angeles, California • San Francisco, California • Aurora, Colorado + 24 more
Source: ClinicalTrials.gov public record
Updated May 5, 2026 · Synced Sep 9, 2026, 7:58 AM EDT
Not listed No phase listed Observational

Cardiac Arrest Recovery EEG Study

NCT00483873
View directory record Official record
Conditions
Cardiac Arrest, Arrhythmia
Interventions
Not listed
Lead sponsor
Infinite Biomedical Technologies
Industry
Eligibility
18 Years and older
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2009
U.S. locations
4
States / cities
Baltimore, Maryland • Richmond, Virginia • Milwaukee, Wisconsin
Source: ClinicalTrials.gov public record
Updated Jan 28, 2009 · Synced Sep 9, 2026, 7:58 AM EDT
Completed No phase listed Observational

Comparison of a MAGNET Protocol Versus "off-on" Protocol for Patients With Implantable Cardioverter Defibrillators

NCT01599065
View directory record Official record
Conditions
Sudden Cardiac Death, Arrhythmia, Heart Failure
Interventions
Magnet or Off-On
Other
Lead sponsor
Midwest Heart Foundation
Other
Eligibility
19 Years and older
Enrollment
80 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2013
U.S. locations
3
States / cities
Downers Grove, Illinois • Elmhurst, Illinois • Naperville, Illinois
Source: ClinicalTrials.gov public record
Updated Oct 20, 2013 · Synced Sep 9, 2026, 7:58 AM EDT
Recruiting No phase listed Observational

Continuous Jugular Venous Oxygen Saturation (SjO2) Measurement After Cardiac Arrest

NCT06511999
View directory record Official record
Conditions
Cardiac Arrest
Interventions
Continuous SjO2 monitoring with a PediaSat Oximetry Catheter, Intermittent SjO2 monitoring with a PediaSat Oximetry Catheter
Device · Diagnostic Test
Lead sponsor
Byron Drumheller
Other
Eligibility
18 Years and older
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jun 4, 2026 · Synced Sep 9, 2026, 7:58 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Comparison of 50% Tilt and Tuned Waveforms in Single-Coil Active Can Configuration

NCT00874445
View directory record Official record
Conditions
Sudden Cardiac Death
Interventions
ICD/ CRT-D
Device
Lead sponsor
Abbott Medical Devices
Industry
Eligibility
18 Years and older
Enrollment
77 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2010
U.S. locations
1
States / cities
Charleston, South Carolina
Source: ClinicalTrials.gov public record
Updated Feb 3, 2019 · Synced Sep 9, 2026, 7:58 AM EDT
Completed Phase 2Phase 3 Interventional Accepts healthy volunteers Results available

ARREST PAD (Peripheral Arterial Disease)

NCT00153166
View directory record Official record
Conditions
Arterial Occlusive Disease, Intermittent Claudication, Insulin Resistance
Interventions
atorvastatin and pioglitazone, atorvastatin/placebo, pioglitazone/placebo, placebo/placebo
Drug
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
40 Years to 85 Years
Enrollment
76 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2004 – 2011
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Sep 29, 2014 · Synced Sep 9, 2026, 7:58 AM EDT