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Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Circulatory Arrest Clear all
Completed Phase 2Phase 3 Interventional

Induction of Mild Hypothermia in Resuscitated Cardiac Arrest Patients

NCT00282373
View directory record Official record
Conditions
Cardiac Arrest
Interventions
mild hypothermia
Device
Lead sponsor
Medivance, Inc.
Industry
Eligibility
18 Years and older
Enrollment
64 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2007
U.S. locations
6
States / cities
Tucson, Arizona • Denver, Colorado • Baltimore, Maryland + 3 more
Source: ClinicalTrials.gov public record
Updated Sep 10, 2007 · Synced Sep 26, 2026, 3:29 AM EDT
Completed Not applicable Interventional Results available

The Care After Life-threatening Medical Events Study

NCT04589559
View directory record Official record
Conditions
Cardiac Arrest, Fear
Interventions
Heart Rate Variability Biofeedback Training
Behavioral
Lead sponsor
Columbia University
Other
Eligibility
18 Years and older
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Aug 18, 2022 · Synced Sep 26, 2026, 3:29 AM 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 7, 2017 · Synced Sep 26, 2026, 3:29 AM EDT
Terminated Not applicable Interventional Results available

Stellate Ganglion Blockade to Reduce Cardiac Anxiety and PTSD Symptoms in Cardiac Arrest Survivors

NCT04582396
View directory record Official record
Conditions
PTSD, Cardiac Arrest, Anxiety and Fear, Sleep Disturbance, Health Behavior
Interventions
stellate ganglion block injection, Normal saline injection, Psychoeducation
Procedure · Behavioral
Lead sponsor
Columbia University
Other
Eligibility
18 Years to 85 Years
Enrollment
1 participant
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jul 30, 2024 · Synced Sep 26, 2026, 3:29 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 26, 2026, 3:29 AM EDT
Completed No phase listed Observational

Vfib by ECG or Echo During Cardiac Arrest

NCT04906252
View directory record Official record
Conditions
Cardiac Arrest
Interventions
Echocardiography, Electrocardiogram (ECG)
Diagnostic Test
Lead sponsor
Romolo Gaspari
Other
Eligibility
18 Years and older
Enrollment
813 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2025
U.S. locations
6
States / cities
Hartford, Connecticut • Lebanon, New Hampshire • Stony Brook, New York + 3 more
Source: ClinicalTrials.gov public record
Updated Apr 1, 2025 · Synced Sep 26, 2026, 3:29 AM EDT
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 26, 2026, 3:29 AM EDT
Completed Not applicable Interventional

SmartCPR Trial: An Analysis of a Waveform-Based Automated External Defibrillation (AED) Algorithm on Survival From Out-of-Hospital Ventricular Fibrillation

NCT00535106
View directory record Official record
Conditions
Ventricular Fibrillation, Cardiac Arrest
Interventions
Automated external defibrillator (Philips FR2+ AED), SmartCPR, Delayed defibrillation
Device · Other
Lead sponsor
New York City Fire Department
Government
Eligibility
Not listed
Enrollment
900 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2009
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Oct 18, 2009 · Synced Sep 26, 2026, 3:29 AM EDT
Recruiting No phase listed Observational

Brain Blood Flow and Cerebral Autoregulation Monitoring in Critically Ill Children

NCT07613918
View directory record Official record
Conditions
Critical Illness, Pediatric Critical Illness, Respiratory Failure, Traumatic Brain Injury, Cardiac Arrest
Interventions
Transcranial Doppler
Device
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
1 Day to 17 Years
Enrollment
125 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
1
States / cities
Madison, Wisconsin
Source: ClinicalTrials.gov public record
Updated Aug 26, 2026 · Synced Sep 26, 2026, 3:29 AM EDT
Completed No phase listed Observational

Heart Rate Variability and Sudden Cardiac Death

NCT00005235
View directory record Official record
Conditions
Cardiovascular Diseases, Coronary Disease, Heart Diseases, Myocardial Infarction, Death, Sudden, Cardiac, Ventricular Arrhythmia
Interventions
Not listed
Lead sponsor
Columbia University
Other
Eligibility
18 Years and older
Enrollment
715 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1988 – 1993
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Dec 23, 2015 · Synced Sep 26, 2026, 3:29 AM EDT
Completed Not applicable Interventional Results available

Circulation Improving Resuscitation Care (CIRC)

NCT00597207
View directory record Official record
Conditions
Cardiac Arrest, Cardiopulmonary Resuscitation
Interventions
AutoPulse, Manual
Device · Other
Lead sponsor
Zoll Medical Corporation
Industry
Eligibility
18 Years and older
Enrollment
4,231 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2013
U.S. locations
3
States / cities
Tampa, Florida • Houston, Texas • Menasha, Wisconsin
Source: ClinicalTrials.gov public record
Updated Jul 23, 2018 · Synced Sep 26, 2026, 3:29 AM EDT
Recruiting No phase listed Observational

HeartStart FRx Defibrillator Event Registry

NCT04250857
View directory record Official record
Conditions
Sudden Cardiac Arrest
Interventions
HeartStart FRX
Device
Lead sponsor
Heartstream US LLC
Industry
Eligibility
Not listed
Enrollment
1,400 participants
Timeline
2019 – 2030
U.S. locations
1
States / cities
Monroeville, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Aug 10, 2026 · Synced Sep 26, 2026, 3:29 AM EDT
Recruiting Not applicable Interventional

Optimal Ventilation for Cardiac Arrest

NCT07114510
View directory record Official record
Conditions
Cardiac Arrest (CA)
Interventions
OPTI-VENT Bundle, Transition, None - control
Other
Lead sponsor
Children's Hospital of Philadelphia
Other
Eligibility
37 Weeks to 18 Years
Enrollment
1,530 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2030
U.S. locations
20
States / cities
Orange, California • Palo Alto, California • Denver, Colorado + 16 more
Source: ClinicalTrials.gov public record
Updated Oct 7, 2025 · Synced Sep 26, 2026, 3:29 AM EDT
Not yet recruiting Phase 3 Interventional

Xenon for Neuroprotection During Post-Cardiac Arrest Syndrome in Comatose Survivors of an Out of Hospital Cardiac Arrest

NCT03176186
View directory record Official record
Conditions
Post-Cardiac Arrest Syndrome
Interventions
Xenon
Combination Product
Lead sponsor
Invero Pharma, Inc.
Industry
Eligibility
18 Years to 80 Years
Enrollment
1,436 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2030
U.S. locations
8
States / cities
Hartford, Connecticut • Gainesville, Florida • Gulfport, Mississippi + 5 more
Source: ClinicalTrials.gov public record
Updated Apr 2, 2025 · Synced Sep 26, 2026, 3:29 AM EDT
Completed No phase listed Observational

Neuroprognostication Using Optic Nerve Sheath Diameter

NCT03195881
View directory record Official record
Conditions
Heart Arrest, Intracranial Pressure Increase
Interventions
Ocular ultrasound
Other
Lead sponsor
TriHealth Inc.
Other
Eligibility
18 Years and older
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
1
States / cities
Cincinnati, Ohio
Source: ClinicalTrials.gov public record
Updated Oct 18, 2020 · Synced Sep 26, 2026, 3:29 AM EDT
Completed No phase listed Observational

Effect of Pre-imaging on Cardiopulmonary Resuscitation (CPR) Pause

NCT04248985
View directory record Official record
Conditions
Cardiac Arrest
Interventions
Pre-Imaging - an ultrasound technique of acquiring images
Other
Lead sponsor
University of Massachusetts, Worcester
Other
Eligibility
Not listed
Enrollment
150 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2020
U.S. locations
1
States / cities
Worcester, Massachusetts
Source: ClinicalTrials.gov public record
Updated Feb 7, 2022 · Synced Sep 26, 2026, 3:29 AM 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 18, 2021 · Synced Sep 26, 2026, 3:29 AM EDT
Active, not recruiting Not applicable Interventional

Assessment of Combined CCM and ICD Device in HFrEF

NCT05855135
View directory record Official record
Conditions
Heart Failure, Heart Failure With Reduced Ejection Fraction, Implantable Defibrillator User, CCM Therapy, Non-ischemic Cardiomyopathy, Ischemic Cardiomyopathy, Sudden Cardiac Arrest, Arrhythmias, Cardiac, Ventricular Tachycardia, Ventricular Fibrillation
Interventions
OPTIMIZER® Integra CCM-D System (Treatment Arm)
Device
Lead sponsor
Impulse Dynamics
Industry
Eligibility
18 Years and older
Enrollment
300 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2027
U.S. locations
59
States / cities
Glendale, Arizona • Mesa, Arizona • Phoenix, Arizona + 40 more
Source: ClinicalTrials.gov public record
Updated May 26, 2026 · Synced Sep 26, 2026, 3:29 AM EDT
Not listed No phase listed Observational

Cerebral Oximetry and NIRS in Cardiac Arrest Patients

NCT03769740
View directory record Official record
Conditions
Cardiac Death, Cardiac Arrest, Emergencies
Interventions
Cerebral Oximetry
Device
Lead sponsor
Wayne State University
Other
Eligibility
18 Years and older
Enrollment
500 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2019
U.S. locations
2
States / cities
Detroit, Michigan
Source: ClinicalTrials.gov public record
Updated Feb 6, 2019 · Synced Sep 26, 2026, 3:29 AM EDT
Active, not recruiting No phase listed Observational

Longitudinal Evaluation of Active-Duty Personnel with Accessory Pathways (LEAD-AP)

NCT06798961
View directory record Official record
Conditions
Cardiac Death, Cardiac Death, Sudden, Wolf Parkinson White Syndrome
Interventions
Ablation, Standard of care without ablation
Procedure
Lead sponsor
United States Naval Medical Center, San Diego
Federal
Eligibility
18 Years to 40 Years
Enrollment
1,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
1
States / cities
San Diego, California
Source: ClinicalTrials.gov public record
Updated Mar 13, 2025 · Synced Sep 26, 2026, 3:29 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

A Comparison of CPR Outcomes Between Traditional and Endomorphic Manikins With and Without Equipment

NCT04283214
View directory record Official record
Conditions
Cardiac Arrest
Interventions
Cardiopulmonary Resuscitation
Other
Lead sponsor
North Dakota State University
Other
Eligibility
18 Years to 65 Years
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020
U.S. locations
1
States / cities
Fargo, North Dakota
Source: ClinicalTrials.gov public record
Updated May 21, 2020 · Synced Sep 26, 2026, 3:29 AM EDT
Completed No phase listed Observational

T Wave Alternans in Hemodialysis

NCT00296543
View directory record Official record
Conditions
End Stage Renal Disease, Coronary Heart Disease, Congestive Heart Failure
Interventions
Not listed
Lead sponsor
Indiana University
Other
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2008
U.S. locations
1
States / cities
Indianapolis, Indiana
Source: ClinicalTrials.gov public record
Updated Jun 19, 2011 · Synced Sep 26, 2026, 3:29 AM EDT
Completed Not applicable Interventional Results available

Code Blue Outcomes & Process Improvement Through Leadership Optimization Using Teleintensivists-Simulation

NCT03000829
View directory record Official record
Conditions
Cardiac Arrest
Interventions
Tele-intensivist consultation, Simulated "observation" by ICU physician
Other
Lead sponsor
Intermountain Health Care, Inc.
Other
Eligibility
18 Years and older
Enrollment
1,001 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2018
U.S. locations
7
States / cities
American Fork, Utah • Murray, Utah • Ogden, Utah + 3 more
Source: ClinicalTrials.gov public record
Updated May 30, 2024 · Synced Sep 26, 2026, 3:29 AM EDT
Completed No phase listed Observational

DF4 Connector System Post-Approval Study

NCT01638897
View directory record Official record
Conditions
Ventricular Tachycardia, Ventricular Fibrillation, Sudden Cardiac Death, Heart Failure
Interventions
Not listed
Lead sponsor
Medtronic
Industry
Eligibility
Not listed
Enrollment
1,778 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2019
U.S. locations
72
States / cities
Birmingham, Alabama • Anchorage, Alaska • Gilbert, Arizona + 69 more
Source: ClinicalTrials.gov public record
Updated Mar 19, 2019 · Synced Sep 26, 2026, 3:29 AM EDT