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Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Cardiac Output Clear all
Recruiting No phase listed Observational Accepts healthy volunteers

Effect of Labetalol, Atenolol, and Nifedipine on Maternal Hemodynamics Measured by ICG in Early Pregnancy

NCT04755764
View directory record Official record
Conditions
Systolic Hypertension, Pregnancy Related, Diastolic Hypertension, Cardiac Output, Low, Cardiac Output, High
Interventions
Labetalol, Atenolol, Nifedipine
Drug
Lead sponsor
Marshall University
Other
Eligibility
18 Years to 45 Years · Female only
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2025
U.S. locations
1
States / cities
Huntington, West Virginia
Source: ClinicalTrials.gov public record
Updated May 12, 2025 · Synced Jun 7, 2026, 7:45 AM EDT
Completed Not applicable Interventional

Esophageal Echo Assessment of LV Function During Acute Normovolemic Hemodilution Using Crystalloid or Hypertonic Saline

NCT00683007
View directory record Official record
Conditions
Acute Hypovolemia
Interventions
Volume resuscitation (Crystalloid), Volume resuscitation (Hypertonic Saline Solution)
Other
Lead sponsor
University of California, Davis
Other
Eligibility
17 Years to 70 Years
Enrollment
9 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2012
U.S. locations
1
States / cities
Sacramento, California
Source: ClinicalTrials.gov public record
Updated May 29, 2017 · Synced Jun 7, 2026, 7:45 AM EDT
Completed No phase listed Observational

Comparison Endotracheal Cardiac Output Monitor (ECOM) to a Standard Device in Measuring Heart Blood Volume

NCT00883857
View directory record Official record
Conditions
Heart Disease, Cardiac Surgery
Interventions
Not listed
Lead sponsor
University of California, Los Angeles
Other
Eligibility
18 Years and older
Enrollment
49 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2010
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Jun 11, 2018 · Synced Jun 7, 2026, 7:45 AM EDT
Completed No phase listed Observational

Assess the Ability of Electrical Cardiometry to Trend Hemodynamic Variables During Dexmedetomidine Sedation

NCT01001533
View directory record Official record
Conditions
Cardiac Output, Sedation
Interventions
Not listed
Lead sponsor
Boston Children's Hospital
Other
Eligibility
1 Month to 18 Years
Enrollment
17 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2011
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jan 4, 2017 · Synced Jun 7, 2026, 7:45 AM EDT
Terminated No phase listed Observational

The Nanowear Wearable System SimpleSense Validation Trial for Cardiac Output

NCT05629533
View directory record Official record
Conditions
Right Heart Catheterization
Interventions
SimpleSense
Device
Lead sponsor
Nanowear Inc.
Industry
Eligibility
18 Years and older
Enrollment
13 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
1
States / cities
Valhalla, New York
Source: ClinicalTrials.gov public record
Updated Apr 8, 2026 · Synced Jun 7, 2026, 7:45 AM EDT
Completed No phase listed Observational

Estimation of Cardiac Output in Neonatal ICU Using an Ultrasound Dilution Technique

NCT01610622
View directory record Official record
Conditions
Neonatal Intensive Care
Interventions
COstatus cardiac output measurement with isotonic saline
Device
Lead sponsor
Transonic Systems Inc.
Industry
Eligibility
Up to 1 Month
Enrollment
7 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2013
U.S. locations
1
States / cities
Syracuse, New York
Source: ClinicalTrials.gov public record
Updated May 26, 2016 · Synced Jun 7, 2026, 7:45 AM EDT
Completed No phase listed Observational

Comparison of Techniques for Assessing Cardiac Output and Preload in Critically Ill Pediatric Patients

NCT00853437
View directory record Official record
Conditions
Cardiac Output
Interventions
Not listed
Lead sponsor
Transonic Systems Inc.
Industry
Eligibility
Up to 16 Years
Enrollment
7 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2011
U.S. locations
1
States / cities
Rochester, New York
Source: ClinicalTrials.gov public record
Updated May 26, 2016 · Synced Jun 7, 2026, 7:45 AM EDT
Completed No phase listed Observational

NIRS Predict Low Cardiac Output State in Neonates and Infants in Cardiac Surgery

NCT01849120
View directory record Official record
Conditions
Congenital Heart Disease
Interventions
EQUANOX Advance 8004CB sensor
Device
Lead sponsor
Mayo Clinic
Other
Eligibility
Up to 3 Years
Enrollment
35 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2015
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Apr 13, 2017 · Synced Jun 7, 2026, 7:45 AM EDT
Completed Not applicable Interventional Results available

Clinical Evaluation of Cardiac Output Estimation Based on Pulse Wave Transit Time

NCT01877941
View directory record Official record
Conditions
Myocardial Infarction, Myocardial Ischemia
Interventions
Pulmonary Artery Catheter (PAC), Endotracheal Cardiac Output Monitor (ECOM), Estimated Continuous Cardiac Output (esCCO)
Device
Lead sponsor
University of California, San Francisco
Other
Eligibility
19 Years and older
Enrollment
39 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2013
U.S. locations
2
States / cities
San Francisco, California • Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Dec 31, 2014 · Synced Jun 7, 2026, 7:45 AM EDT
Withdrawn Phase 4 Interventional

Non-invasive Cardiac Output Monitoring in Obstetric Patients

NCT01516697
View directory record Official record
Conditions
Complications; Cesarean Section, Anesthesia; Adverse Effect, Spinal and Epidural
Interventions
experimental, Control
Procedure
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 45 Years · Female only
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2012
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jan 17, 2017 · Synced Jun 7, 2026, 7:45 AM EDT
Completed No phase listed Observational

Accurate Measurement of Cardiac Output Using the Ultrasound Dilution Technique

NCT00851422
View directory record Official record
Conditions
Cardiac Output
Interventions
Not listed
Lead sponsor
Transonic Systems Inc.
Industry
Eligibility
Up to 18 Years
Enrollment
28 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2011
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated May 30, 2012 · Synced Jun 7, 2026, 7:45 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Exercise Induced Plasma Volume Expansion Lowers Cardiovascular Strain

NCT05800808
View directory record Official record
Conditions
Cardiac Output, Stroke Volume
Interventions
High Intensity Intervals, Moderate Exercise
Procedure
Lead sponsor
California Baptist University
Other
Eligibility
18 Years to 38 Years · Male only
Enrollment
8 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2022
U.S. locations
1
States / cities
Riverside, California
Source: ClinicalTrials.gov public record
Updated Apr 5, 2023 · Synced Jun 7, 2026, 7:45 AM EDT
Completed Not applicable Interventional

Non-Invasive Cardiac Output Monitor (NICOM) for Goal-directed Fluid Resuscitation for Inpatients With Hypotension and/or Septic Shock

NCT05630716
View directory record Official record
Conditions
Sepsis, Hypotension, Septic Shock
Interventions
NICOM
Device
Lead sponsor
University of Minnesota
Other
Eligibility
18 Years and older
Enrollment
251 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Aug 26, 2025 · Synced Jun 7, 2026, 7:45 AM EDT
Recruiting No phase listed Observational

Assessment of Stroke Volume in Shock Using Echocardiography Versus Bioreactive Impedance

NCT07020637
View directory record Official record
Conditions
Shock, Critical Illness
Interventions
Cheetah NICOM
Device
Lead sponsor
University of Nevada, Las Vegas
Other
Eligibility
18 Years to 90 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
1
States / cities
Las Vegas, Nevada
Source: ClinicalTrials.gov public record
Updated Apr 14, 2026 · Synced Jun 7, 2026, 7:45 AM EDT
Completed No phase listed Observational

Caretaker in the Cardiovascular Intensive Care Unit (CVICU)

NCT05779683
View directory record Official record
Conditions
Cardiac Output, Hemodynamic Monitoring
Interventions
Caretaker Device placement
Device
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
18 Years and older
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021
U.S. locations
1
States / cities
Winston-Salem, North Carolina
Source: ClinicalTrials.gov public record
Updated Mar 21, 2023 · Synced Jun 7, 2026, 7:45 AM EDT
Withdrawn Phase 4 Interventional

Comparison of ARNI to Alternate Oral Vasodilator Therapies in Patients With Low Cardiac Output

NCT04206865
View directory record Official record
Conditions
Cardiogenic Shock
Interventions
Sacubitril-Valsartan, Standard Oral Vasodilators
Drug
Lead sponsor
The Cleveland Clinic
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2020
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Oct 4, 2020 · Synced Jun 7, 2026, 7:45 AM EDT
Completed No phase listed Observational

Measurement of Cardiac Output and Intravascular Volume Status in Children Using COstatus (SH)

NCT01613859
View directory record Official record
Conditions
Intensive Care
Interventions
Not listed
Lead sponsor
Transonic Systems Inc.
Industry
Eligibility
Up to 21 Years
Enrollment
9 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2014
U.S. locations
1
States / cities
Gainesville, Florida
Source: ClinicalTrials.gov public record
Updated May 26, 2016 · Synced Jun 7, 2026, 7:45 AM EDT
Not listed Phase 4 Interventional

Early Caffeine in Preterm Neonates

NCT03086473
View directory record Official record
Conditions
BPD - Bronchopulmonary Dysplasia, Apnea of Prematurity, Hemodynamic Instability, Intubation
Interventions
Caffeine Citrate, Placebo (Normal Saline)
Drug
Lead sponsor
Jennifer Shepherd
Other
Eligibility
Up to 1 Day
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2022
U.S. locations
2
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Aug 2, 2021 · Synced Jun 7, 2026, 7:45 AM EDT
Not listed No phase listed Observational

Cardiac Output Measurement by TEE

NCT03349970
View directory record Official record
Conditions
Cardiac Disease
Interventions
Not listed
Lead sponsor
University Health Network, Toronto
Other
Eligibility
18 Years and older
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated May 13, 2019 · Synced Jun 7, 2026, 7:45 AM EDT
Terminated Not applicable Interventional Results available

Cardiac Output and Recovery Time

NCT04619225
View directory record Official record
Conditions
Residual Neuromuscular Blockade
Interventions
TetraGraph
Device
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
7 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2023
U.S. locations
1
States / cities
Jacksonville, Florida
Source: ClinicalTrials.gov public record
Updated Feb 3, 2026 · Synced Jun 7, 2026, 7:45 AM EDT
Completed Not applicable Interventional

Perioperative Monitoring of Cardiac Surgery Patients With the Vitalstream Physiological Monitor

NCT05905536
View directory record Official record
Conditions
Cardiac Output, Low, Stroke Volume
Interventions
Vitalstream
Device
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
18 Years and older
Enrollment
58 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
1
States / cities
Winston-Salem, North Carolina
Source: ClinicalTrials.gov public record
Updated Aug 11, 2025 · Synced Jun 7, 2026, 7:45 AM EDT
Recruiting Not applicable Interventional

Paced Heart Rate Acceleration for Cardiac Conditioning

NCT06332391
View directory record Official record
Conditions
Heart Failure, Systolic
Interventions
Exercise-similar cardiac pacing, Sham cardiac pacing
Device
Lead sponsor
Denice Hodgson-Zingman, MD
Other
Eligibility
18 Years to 120 Years
Enrollment
52 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2028
U.S. locations
1
States / cities
Iowa City, Iowa
Source: ClinicalTrials.gov public record
Updated Mar 31, 2026 · Synced Jun 7, 2026, 7:45 AM EDT
Completed Not applicable Interventional Results available

Ninvasive Cardiac Output Measurements During Cesarean Delivery Under Spinal Anesthesia.

NCT01928797
View directory record Official record
Conditions
Hypotension During Cesarean Delivery, Spinal Anesthesia
Interventions
Cardiac output monitor data
Device
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
18 Years to 40 Years · Female only
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2014
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Nov 13, 2017 · Synced Jun 7, 2026, 7:45 AM EDT
Completed Not applicable Interventional

Optimizing Left Ventricular Lead To Improve Cardiac Output

NCT01399801
View directory record Official record
Conditions
Ischemic Congestive Cardiomyopathy, Dilated Cardiomyopathy, Congestive Heart Failure
Interventions
Doppler flow measurement, standard implantation of the LV lead
Procedure
Lead sponsor
Ann Marie Chikowski
Other
Eligibility
Not listed
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2014
U.S. locations
1
States / cities
Wynnewood, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Aug 29, 2022 · Synced Jun 7, 2026, 7:45 AM EDT