Clinical trials: Cardiac Output
Low Cardiac Output
Comparative Study of Haemodynamic Changes After Spinal Anaesthesia in Non-obese and Pregnant Women
Obesity has become one of the most common risk factors in obstetric practice with serious anaesthetic implications. Obese pregnants have limited physiological reserves and cardiovascular co- morbidities when compared to non-obese…
- Trial name
- NCT02599376
- Testing
- LiDCOrapid
- Where
- United Kingdom
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- University of Aberdeen
Heat Exposure, Blood Volume
Heat Acclimation in Females
Heat acclimation is when you repeatedly exposure yourself to heat so that your body adapts and better tolerates heat. This project will determine if completing a heat acclimation maintenance period after heat acclimation is more…
- Conditions
- Heat Exposure, Blood Volume, Cardiac Output
- Trial name
- NCT06551168
- Testing
- Heat exposure, Control group
- Where
- Canada
- Volunteers
- 15 people, healthy volunteers welcome
- Sponsor
- Trinity Western University
Heart Disease, Heart Failure
Investigating Systemic and Local Vascular Responses to Apelin in the Context of Renin-angiotensin Upregulation
The apelin-APJ system is a relatively new discovery. It has generated interest in part due to it's apparent ability to counteract the renin-angiotensin system, which is frequently overactive in many cardiovascular disease.
- Conditions
- Heart Disease, Heart Failure, Vasodilatation
- Trial name
- NCT00901719
- Testing
- Apelin, Acetylcholine, Sodium nitroprusside
- Where
- United Kingdom
- Volunteers
- 12 people, healthy volunteers welcome
- Sponsor
- University of Edinburgh
Orthopedic Disorder, Hemodynamic Instability
Evaluating The Cardiovascular Effects of Tourniquet Application
The goal of this prospective observational study is to investigate the impact of tourniquet application on cardiac efficiency through the cardiac cycle efficiency parameter and to explore how central regional technique alters…
- Trial name
- NCT06158165
- Testing
- Mostcare (Vytech, Vygon, Padua, Italy)
- Where
- Turkey (Türkiye)
- Volunteers
- 43 people, healthy volunteers welcome
- Sponsor
- Merve Şeker
Hemodynamics, Biosensors
Validation of Ballistocardiographic Biosensors and Other Hemodynamic Measures for Healthy Subjects
Ballistocardiographic (BCG) biosensors reflecting the patients' current state is established. There are few studies documenting BCG biosensors efficacy, effectiveness, and efficiency.
- Conditions
- Hemodynamics, Biosensors, Cardiac
- Trial name
- NCT04585568
- Testing
- Biosensors
- Where
- Norway
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Oslo University Hospital
Fertilization in Vitro
Cardiac Output Monitoring in IVF Patients
In this study we aim to evaluate hemodynamic effects of IVF treatment, with the use of the non invasive NICaS bioimpendence monitor.
- Trial name
- NCT03713723
- Testing
- NICaS bioimpedance system
- Where
- Israel
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- Rabin Medical Center
Intravenous Fluids, Pharmacodynamics
Effect of Oral Water in Healthy Volunteers on Cardiac Output, Regional Flow and Microcirculation in Healthy Volunteers
Human digestive system physiologically ensures the absorption of oral water and hydration of the human body. Water is quickly absorbed by the digestive tract with a peak between 15 and 20 minutes.
- Conditions
- Intravenous Fluids, Pharmacodynamics, Fluid Therapy, Fluid Responsiveness
- Trial name
- WATERNAL (NCT05153837)
- Testing
- saline intravenous administration, oral water
- Where
- France
- Volunteers
- 59 people, healthy volunteers welcome
- Sponsor
- Centre Hospitalier Universitaire, Amiens
Healthy
Determination of Variances in Exhaled Nitric Oxide Output in Normal Healthy Male Volunteers Consuming High and Low Nitrate/Nitrite Diets
This study will determine whether and how nitrites and nitrates in the diet affect the level of nitric oxide gas that is breathed out in air.
- Trial name
- NCT00027157
- Where
- United States
- Volunteers
- 18 people, healthy volunteers welcome
- Sponsor
- National Heart, Lung, and Blood Institute (NHLBI)
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
Cardiac Output, Low
Cardiac Index Changes With Ephedrine, Phenylephrine, Ondansetron and Norepinephrine During Spinal Anesthesia
The purpose of the study is to evaluate the cardiac output changes after an intravenous bolus of ephedrine, phenylephrine, ondansetron or norepinephrine during a spinal anesthetic for a cesarean delivery.
- Trial name
- EPhON (NCT03421860)
- Testing
- cardiac output changes with "ephedrine", cardiac output changes with "phenylephrine", cardiac output changes with "ondansetron"
- Where
- Tunisia
- Volunteers
- 120 people, healthy volunteers welcome
- Sponsor
- University Tunis El Manar
Healthy Volunteers
Dynamics of Stroke Volume and Cardiac Output During Parabolic Flight, and Its Relationship to Intravascular Volume
To understand the cardiovascular reactions of the human body to changing conditions of gravity is an important aim of space science. In this context, cardiac output (CO) is a key value to estimate the human cardiovascular system.
- Trial name
- DYMCO (NCT02518880)
- Testing
- Parabolic flight, plasma volume measurements
- Where
- France
- Volunteers
- 18 people, healthy volunteers welcome
- Sponsor
- University Hospital, Caen
Heart Diseases in Pregnancy, Congenital Heart Disease in Pregnancy
NICOM in Pregnant Women With Heart Disease
An accepted "gold standard" for hemodynamic monitoring in women with both healthy and diseased hearts is not currently available.
- Trial name
- NCT03616730
- Testing
- NICOM (non-invasive cardiac output monitor)
- Where
- United States
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Saint Luke's Health System
Cardiopulmonary Failure, Myocardial Infarction (MI)
COR-INSIGHT: Optimizing Cardiovascular and Cardiopulmonary Outcomes with AI-Driven Multiplexed Indications Using COR ECG Wearable
The COR-INSIGHT trial aims to evaluate the effectiveness of Peerbridge COR advanced ambulatory ECG wearables (COR 1.0 and COR 2.0) in accurately and non-invasively detecting cardiovascular and cardiopulmonary conditions using…
- Conditions
- Cardiopulmonary Failure, Myocardial Infarction (MI), Heart Decompensation, Heart Failure
- Trial name
- COR-INSIGHT (NCT06763549)
- Testing
- SUBPROTOCOL A, SUBPROTOCOL B, SUBPROTOCOL C
- Where
- United States
- Volunteers
- 15,000 people, healthy volunteers welcome
- Sponsor
- Peerbridge Health, Inc
Pregnancy, Cesarean Delivery
Transthoracic Echocardiographic Monitoring of Cardiac Output Effects of Colloid Preload and Crystalloid Coload During Cesarean Delivery Under Spinal Anesthesia
Transthoracic echocardiography (TTE) has been introduced in anesthesia and intensive care practice to assess the volume status and predict fluid responsiveness, with a few studies performed on pregnant women (5).
- Conditions
- Pregnancy, Cesarean Delivery, Spinal Anesthesia Induced Hypotension, Cardiac Output Measurement
- Trial name
- NCT06654687
- Testing
- Transthoracic Echocardiography, Ringer lactate 1000 ml, Albumin
- Where
- Egypt
- Volunteers
- 162 people, healthy volunteers welcome
- Sponsor
- Sameh Fathy
Cardiac Diseases
Non-Invasive Determination of Cardiac Output by Electrical Velocimetry
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
- NCT00945048
- Testing
- electrical velocimetry, inert gas rebreathing, spirometry
- Where
- Germany
- Volunteers
- 220 people, healthy volunteers welcome
- Sponsor
- Universitätsmedizin Mannheim
COPD, Cognitive Impairment
Cerebral and Cardiac Blood Flow During Exercise in Patients With COPD
Heart disease and conditions related to the blood vessels are responsible for a large proportion (over a quarter) of the deaths in people with chronic obstructive pulmonary disease (COPD).
- Trial name
- REFLEX-COPD (NCT04138563)
- Where
- United Kingdom
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- University of Nottingham
Cardiac Output, High
Rescuer Fatigue Using Two Thumb Versus Two Finger Method During Simulated Neonatal Cardiopulomnary Resuscitation
The majority of newborns transition successfully from intrauterine to extrauterine life without any assistance. Less than 1% of all newborns will require extensive neonatal resuscitation involving chest compressions (CC) and…
- Trial name
- NCT04111237
- Testing
- Two Finger technique, Two Thumb Technique
- Where
- Ireland
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- University College Cork
Pulmonary Arterial Hypertension, Heart Failure
Effects of Apelin on the Lung Circulation in Pulmonary Hypertension
The purpose of this study is to determine the effects of Apelin on the lung circulation. The investigators hypothesise that Apelin will relax the lung blood vessels and improve the pumping ability of the heart.
- Trial name
- NCT01457170
- Testing
- Apelin
- Where
- 3 sites in United Kingdom
- Volunteers
- 63 people, healthy volunteers welcome
- Sponsor
- Golden Jubilee National Hospital
Cardiac Output Measurements, Healthy Subjects
An Exploratory Clinical Study Non-invasive Monitoring of Cardiac Outputs
Pulsify Medical aims at developing a sensor designed for the non-invasive, continuous and real-time monitoring of cardiac hemodynamics in patients at risk based on new transducer technology and artificial intelligence.
- Trial name
- NCT05734664
- Testing
- Pulsify sensor, State-of-the-art ultrasound equipment
- Where
- Belgium
- Volunteers
- 8 people, healthy volunteers welcome
- Sponsor
- Pulsify Medical
High Cardiac Output, Low Cardiac Output
Comparison Study of Non-invasive Measurement of Blood Pressure and Cardiac Output During Stress Echocardiography
The objectives of the clinical trial is to validate hemodynamic parameters (Blood pressure and Cardiac Output) generated by an application coupled with an off-the-shelf pulse oximeter.
- Trial name
- NCT02422342
- Testing
- Pulse Oximeter CMS50FW (Contec Medical)
- Where
- Israel
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- HeartBeat Technologies LTD