Clinical trials: Cardiac Output
Pulmonary Arterial Hypertension, Right Ventricular Dysfunction
Consistency of Electrical Cardiometry and Pulmonary Artery Catheter
Currently, the gold standard method to estimate CO in patients with PAH or RV dysfunction is pulmonary artery catheter (PAC), however, the invasiveness and complexity of PAC has limited its usefulness in many clinical scenarios.
- Trial name
- NCT05587400
- Testing
- passive leg raising, dobutamine test, inhaled nitric oxide
- Where
- China
- Volunteers
- 199 people
- Sponsor
- Shanghai Zhongshan Hospital
Heart Failure
The Correlation Between Filling Pressure, Cardiac Output and Plasma Copeptin in Patients With Systolic Heart Failure
The relationship between the activation of the vasopressin system and central hemodynamics in heart failure (including right and left heart filling pressures and cardiac output) is not clear.
- Trial name
- NCT01748006
- Testing
- Standard of care therapy for severe decompensated heart failure
- Where
- Denmark
- Volunteers
- 30 people
- Sponsor
- Finn Gustafsson
PVC - Premature Ventricular Complex, Catheter Ablation
Impact of Pacing Output and Cycle Length on QRS Morphology
Current recommendations for pacemapping are based on expert opinion and animals models. Present study sought to evaluate the influence of different parameters of pacemapping on QRS morphology.
- Trial name
- NCT05061498
- Testing
- Additional Pacing maneuvers
- Where
- Germany
- Volunteers
- 50 people
- Sponsor
- Universitätsklinikum Köln
Cardiac Diseases
Non-Invasive Determination of Cardiac Output by Inertgas Rebreathing Method
The cardiac output (CO) is an important parameter in the diagnosis and therapy of cardiac diseases. The current standard methods for the determination of the CO, however, are either invasive (e.g.
- Trial name
- NICO (NCT00479804)
- Testing
- inertgas rebreathing, spirometry, cardiac magnetic resonance imaging (CMR)
- Where
- Germany
- Volunteers
- 311 people, healthy volunteers welcome
- Sponsor
- Universitätsmedizin Mannheim
Shock, Sepsis
Hemodynamic Evaluation of Preload Responsiveness in Children by Using PiCCO
The purpose of this study is To assess the value of dynamics (SVV, PPV) and static indices (GEDVI, ITBVI, CVP) of preload and its combination with contractility (CI,SV, ventricular power, dP/dtmax, CFI, GEF) and lung water…
- Conditions
- Shock, Sepsis, Systemic Inflammatory Response Syndrome, Low Cardiac Output
- Trial name
- PreloaDren (NCT01157299)
- Where
- 7 sites in Spain
- Volunteers
- 100 people
- Sponsor
- Hospital Universitario La Paz
Radical Cystectomy
Hemodynamic Effects of Pressure-regulated Volume Control Mode in Patients With Diastolic Dysfunction Undergoing Radical Cystectomy
Diastolic function is a combination of ventricular chamber compliance, active myofilament relaxation, and elastic recoil of systolic potential energy.
- Trial name
- NCT05048199
- Testing
- pressure regulated volume-controlled mode of ventilation, volume-controlled mode of ventilation
- Where
- Egypt
- Volunteers
- 76 people
- Sponsor
- Mansoura University
Hypovolemia
The Use of an External Ultrasound Fixator (ProbeFixR) on Intensive Care Patients
Study to assess the feasibility of an external ultrasound fixator (ProbeFix)
- Trial name
- Soundprobe (NCT03497754)
- Testing
- Probefix
- Where
- Netherlands
- Volunteers
- 10 people
- Sponsor
- Rijnstate Hospital
Intermittent Hypoxemia, Apnea of Prematurity
Influence of Oxygen Target Range on Intermittent Hypoxemia in Preterm Infants
In this randomized crossover trial, preterm infants with intermittent hypoxemia and need for supplemental oxygen will be randomized to either Sequence of two different oxygen target ranges (low: 85-89%; high: 91-95%) for a total…
- Trial name
- NCT02743988
- Testing
- Oxygen
- Where
- Germany
- Volunteers
- 36 people
- Sponsor
- University of Ulm
Cardiac Output
Impedance Cardiography: Clinical Evaluation of Endotracheal Cardiac Output Monitor (ECOM)
1. Compare measurements of cardiac output derived from electrical measurements from electrodes on an endotracheal tube (ECOM or Endotracheal Cardiac Output Monitor) to those made from a pulmonary artery thermodilution catheter.
- Trial name
- ECOM (NCT00924482)
- Testing
- Placed ECOM endotracheal cardiac output monitor in patients undergoing cardiac surgery
- Volunteers
- 261 people
- Sponsor
- University of California, San Francisco
Cardiac Diseases
Comparison of Nexfin Pulse Contour Analysis and Cardiac Magnetic Resonance Imaging for the Measurement of Cardiac Output
A growing interest in monitoring cardiac output (CO) non-invasively has emerged, however its determination has been difficult using the standard approaches.
- Trial name
- NCT01639313
- Where
- Germany
- Volunteers
- 39 people
- Sponsor
- Universitätsmedizin Mannheim
Prone Position, Cardiac Output
Effect of Prone Position on Liver Blood Flow and Function
Recent occurrence of significant post-operative liver impairment at Nottingham University Hospitals NHS Trust has prompted investigation into whether interaction between general anaesthesia and prone positioning (lying face down)…
- Conditions
- Prone Position, Cardiac Output, Liver Circulation
- Trial name
- PLiF (NCT01781260)
- Where
- United Kingdom
- Volunteers
- 21 people, healthy volunteers welcome
- Sponsor
- University of Nottingham
Heart Failure, Cardiogenic Shock
Cardiac Power Output in Cardiogenic Shock Patients
The main purpose of this study is to determine whether differences in myocardial reserve predict clinical outcomes for heart failure patients.
- Trial name
- NCT05700617
- Testing
- 1:1 Randomization to receive milrinone
- Where
- United States
- Volunteers
- 5 people
- Sponsor
- University of Chicago
Pheochromocytoma
Non-invasive Evaluation of Fluid Status and Cardiac Output During Operative Treatment of Pheochromcytoma
Non-invasive measurements of cardiac output (CO), systemic vascular resistance (SVR), corrected aortic flow time (FTc) and stroke volume (SV) are useful parameters during laparoscopic resection of pheochromocytoma (adrenalectomy)…
- Trial name
- NCT01425710
- Where
- Austria
- Volunteers
- 15 people
- Sponsor
- Medical University of Vienna
Pregnancy-Related Condition, Unspecified
Does Prone Position Alter Maternal Cardiorespiratory Status?
During pregnancy women may need or choose to undergo physical therapies such as physiotherapy, massage or osteopathy. Recent findings from studies of mothers who had a stillbirth in late pregnancy found that the position in which…
- Trial name
- NCT04586283
- Testing
- Maternal prone position
- Where
- United Kingdom
- Volunteers
- 21 people, healthy volunteers welcome
- Sponsor
- University of Manchester
Liver Transplantation
The Effect of Norepinephrine on Cardiac Output in Patients Undergoing Liver Transplant .
Early administration of NE in liver transplant recipient might enhance cardiac output through an increase in cardiac preload .
- Trial name
- NCT04376281
- Testing
- Noradrenaline
- Where
- Egypt
- Volunteers
- 31 people
- Sponsor
- Cairo University
Coronary Artery Disease
Quantitation of Cardiac Output Change by Impedance Cardiography in Subjects Undergoing Exercise Gated Stress/Rest Tc-99m CZT-SPECT MPI
The aim of this study is to test for an early post-stress cardiac output (CO) change by impedance cardiography and its relation to the severity and extent of myocardial ischemia and angiographic coronary disease in subjects…
- Trial name
- NICAS (NCT02863939)
- Testing
- Single photon emission computed tomography myocardial perfusion imaging, exercise
- Volunteers
- 100 people
- Sponsor
- Sheba Medical Center
Congestive Heart Failure
Non-Invasive Cardiac Output Measurement for CRT Optimization
This proposal aims to evaluate the added clinical and echocardiographic benefit of using the non-invasive impedance-based cardiac output measurement system (NICaS) for optimizing atrio-ventricular and inter-ventricular delays in…
- Trial name
- NICaS-CRT (NCT02126241)
- Testing
- NICaS guided CRT optimization
- Where
- Israel
- Volunteers
- 42 people
- Sponsor
- Sheba Medical Center
Patients Undergoing Open Resection of Colorectal Tumours
Vascular Changes During Colorectal Surgery
The purpose of this study is to investigate whether increases in the blood flow from the heart (the cardiac output), induced by the administration of intravenous fluids, lead to an increase in the blood flow to the vital organs…
- Trial name
- MaMiFlo (NCT02136277)
- Testing
- Hartmann's solution
- Where
- United Kingdom
- Volunteers
- 32 people
- Sponsor
- University of Nottingham
This Study is Being Conducted to Collect Echocardiographic Data to Test the Lumify Ultrasound With Hemodynamic Automation Device
Testing Automated Echocardiography
The purpose of this research is to determine if software can accurately predict certain heart parameters from chest wall ultrasound (non-radiation, non-invasive, imaging modality).
- Trial name
- NCT04943965
- Testing
- Ultrasound imaging
- Where
- United States
- Volunteers
- 35 people
- Sponsor
- University of Pennsylvania
Cardiac Output, Low
Comparison Studies Comparing Hemodynamic Parameters Provided by the Caretaker Against Respective Gold Standard References
Comparison studies comparing hemodynamic parameters provided by the Caretaker against respective Gold Standard references.
- Trial name
- NCT05035719
- Testing
- non-invasive cardiac output monitor
- Where
- United States
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- CareTaker Medical LLC