Clinical trials: Hemodynamics
Disorder of Pacing Function
3D Echocardiographic Assessment of Epicardial Pacing After Cardiopulmonary Bypass.
This study evaluates the usefulness of 3D echocardiography to guide pacemaker therapy in the operating room in cardiac surgical patients. Each patient will serve as his own control, following a paired design.
- Trial name
- NCT02842762
- Testing
- Right ventricular epicardial pacing, cardiac surgery, 3D TEE
- Where
- Canada
- Volunteers
- 40 people
- Sponsor
- Suzanne Flier, MD
Airway Stress Response
Dexmedetomidine vs Labetalol for Airway Stress in Hypertensive Craniotomy Patients
This randomized trial compares dexmedetomidine and labetalol in controlling airway and hemodynamic stress during extubation in hypertensive patients undergoing craniotomy.
- Trial name
- NCT07034898
- Testing
- Dexmedetomidine, Labetalol
- Where
- Egypt
- Volunteers
- 60 people
- Sponsor
- Ain Shams University
Hemodynamic Instability, General Anesthesia
End-eXpiratory Occlusion Test to Predict fluId REsponsiveness in the Operating Room (EXPIRE)
The purpose of the study is to evaluate the influence of different durations of the end-expiratory occlusion test to predict fluid responsiveness in mechanically ventilated patients in the operating room.
- Conditions
- Hemodynamic Instability, General Anesthesia, Surgery, Protective Mechanical Ventilation
- Trial name
- EXPIRE (NCT04399278)
- Testing
- Diagnostic Test: end-expiratory occlusion (EEO) test
- Where
- France
- Volunteers
- 40 people
- Sponsor
- University Hospital, Clermont-Ferrand
Intramuscular Injection, Pain
The Effect of Helfer Skin Tap Technique During Tetanus Injection in Pregnant Women
Intramuscular (IM) vaccination administered using the right injection technique is known to cause less pain and injury. Nurses employ different approaches like applying pressure, tapping the skin, cold and hot applications for…
- Trial name
- NCT05761340
- Testing
- Helfer skin tap injection technique, Standard Injection technique
- Where
- Turkey (Türkiye)
- Volunteers
- 65 people, healthy volunteers welcome
- Sponsor
- Manisa Celal Bayar University
Vascular Diseases
Photoplethysmographic Dichrotic Notch Reflexes Systemic Hemodynamics
Changes in the vascular tone of anesthetized patients is common and cause hemodynamic problems. The investigators have previously demonstrated that the shape of the pulse oximetry waveform (photoplethysmography) is closely…
- Trial name
- NCT04179097
- Testing
- Finger photoplethysmography
- Where
- 2 sites in Argentina
- Volunteers
- 15 people
- Sponsor
- Hospital Privado de Comunidad de Mar del Plata
Acute Respiratory Distress Syndrome, Hemodynamic Instability
Thoracic Fluid Content by Bioimpedance-based Starling System
The Starling system is a completely non-invasive hemodynamic monitoring technique. It is able to measure the thoracic fluid content (TFC). The TFC is supposed to reflect the total content of fluid in the thorax.
- Conditions
- Acute Respiratory Distress Syndrome, Hemodynamic Instability, Shock, Fluid Overload Pulmonary Edema
- Trial name
- TFC-Bio (NCT05676723)
- Where
- France
- Volunteers
- 41 people
- Sponsor
- Bicetre Hospital
Hypertension, Pulmonary
Acute Hemodynamic Effect of Acetazolamide in Pulmonary Hypertension
To study the acute effect of acetazolamide (AZA) on pulmonary hemodynamics in patients with pulmonary hypertension (PH) undergoing clinically indicated right heart catheterisation (RHC).
- Trial name
- AcuteAZA (NCT02755259)
- Testing
- Acetazolamide
- Where
- Switzerland
- Volunteers
- 33 people
- Sponsor
- University of Zurich
Condition: Abdominal Bone Flap Cranioplasty; Focus of Study: Perioperative Analgesia
Efficacy Of Scalp Block And Ultrasound Guided TAP Block With Clonidine As Adjuvant To Ropivacaine Versus Intravenous Fentanyl On Intraoperative Hemodynamics And Perioperative Analgesia In Abdominal Bone Flap Cranioplasties
This study assesses efficacy of scalp block and Ultrasound guided transverse abdominis plane (TAP) block with 1µg/kg clonidine as adjuvant to 0.2% ropivacaine versus intravenous fentanyl (0.1µg/kg/hr) on intraoperative…
- Trial name
- NCT03667352
- Testing
- Unilateral Scalp Block, Transversus abdominis plane block, Intravenous Fentanyl
- Where
- India
- Volunteers
- 60 people
- Sponsor
- Dhritiman Chakrabarti
Cardiovascular Check-up
Comparison of Hemodynamic and Respiratory Parameters During Physical Activity
The COVID-19 pandemic has completely changed societal activity, including physical activity. Recommendations for wearing masks vary from country to country, region to region, and may be mandatory or optional in indoor or outdoor…
- Trial name
- PAM (NCT04805489)
- Testing
- Mask
- Where
- France
- Volunteers
- 48 people
- Sponsor
- Fondation Hôpital Saint-Joseph
Hyperoxemia, Cerebrovascular Circulation
HYPER MIND - Hyperoxia Effects on Cerebral Hemodynamics
This study aims to better understand how short periods of exposure to high oxygen levels affect blood flow in the brain of patients who are intubated and mechanically ventilated in the Intensive Care Unit (ICU).
- Conditions
- Hyperoxemia, Cerebrovascular Circulation, Cerebral Autoregulation, Critical Illness
- Trial name
- HYPER-MIND (NCT07377162)
- Testing
- Normobaric Hyperoxic Stimulus (NBHO)
- Where
- Belgium
- Volunteers
- 80 people
- Sponsor
- Erasme University Hospital
Health, Subjective
Thermographic Analysis of Hemodynamics Changes Through & Following Wingate Test
Remote sensing and measurements of hemodynamic changes in blood flow for Wingate Anaerobic test using a novel image processing algorithm.
- Trial name
- NCT05361876
- Where
- Israel
- Volunteers
- 24 people, healthy volunteers welcome
- Sponsor
- Tel Aviv University
Moyamoya Disease, Moyamoya
Imaging in Moyamoya Disease - Study to Investigate Different Imaging Technologies for a Better Understanding of Various Imaging Techniques to Evaluate Cerebral Hemodynamics, Disease-activity and Possibly the Etiology in Moyamoya Patients
Aim of this study is to improve patient care in Moyamoya Patients by improving Imaging technologies and aiming to identify factors involved in disease progression.
- Trial name
- IMAGINE (NCT06330818)
- Testing
- MRI, H2 15O PET/CT, Biosampling
- Where
- Germany
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- University Hospital Tuebingen
Surgery, Cardiac Output, Low
Reliability of a New Pulse Contour Technique for Diagnosing an Increase in Stroke Volume During a Fluid Challenge for Hemodynamic Optimization in Patients Scheduled for High-risk Abdominal Surgery: Comparison With Transthoracic Echocardiography: COMPARE Study
The present study aims at assessing the ability of a new pulse contour device for diagnosing a >15% stroke volume (SV) increase during patient hemodynamic optimization by fluid challenge in high risk abdominal surgery.
- Trial name
- COMPARE (NCT04871620)
- Testing
- >15% SV increase during fluid challenge
- Where
- France
- Volunteers
- 100 people
- Sponsor
- Centre Hospitalier Universitaire de Nīmes
Obesity, Bariatric Surgery
Impact of Weight Loss After a Bypass Surgery on Renal Hemodynamic Under Stress Conditions
The sympathetic nervous (SNS) and the renin angiotensin aldosterone system (RAS) have a direct impact on renal hemodynamic, hormonal secretion and vasoactive peptide.
- Conditions
- Obesity, Bariatric Surgery, Blood Pressure
- Trial name
- OBBYSS (NCT02218112)
- Testing
- bariatric surgery (gastric bypass)
- Where
- Switzerland
- Volunteers
- 36 people
- Sponsor
- Centre Hospitalier Universitaire Vaudois
Intrauterine Growth Restriction, Small-for-gestational Age
Ultrasound Evaluation of Fetal Hemodynamics and Perinatal Complications
In case of fetal weight below the 10th centile for gestational age, it is important to distinguish SGA and IUGR. SGA is defined as a fetal weight below the 10th centile.
- Trial name
- PTI'DOP (NCT03865628)
- Volunteers
- 1,200 people
- Sponsor
- Centre Hospitalier Universitaire de Besancon
Healthy
Real-time Monitoring of Motor Cortical Activity Induced by Low-frequency Repetitive Transcranial Magnetic Stimulation
In this study, we investigated the effect of low-frequency repetitive trans cranial magnetic stimulation, one of the noninvasive brain stimuli, on the functional changes of the bilateral motor cortical activity in normal subjects…
- Trial name
- NCT04019028
- Testing
- low frequency rTMS + Navigation System, only low frequency rTMS
- Where
- South Korea
- Volunteers
- 10 people, healthy volunteers welcome
- Sponsor
- Samsung Medical Center
Pre-Eclampsia, Pregnancy
Goal-Directed Therapy in Pregnant Women at High Risk of Developing Preeclampsia
Preeclampsia is associated with significant maternal and fetal morbidity and mortality. Early identification and subsequent management of patients at risk of developing preeclampsia presents an ongoing challenge in prenatal care.
- Conditions
- Pre-Eclampsia, Pregnancy, Hypertension
- Trial name
- NCT01351428
- Testing
- Nifedipine
- Where
- Canada
- Volunteers
- 20 people
- Sponsor
- Samuel Lunenfeld Research Institute, Mount Sinai Hospital
Body Fluid Retention, Impedance
Effect of Passive Leg Raising for Fluid Responsiveness
Changes in volumetric hemodynamic parameters and fluid overload (Cardiac Index,Stroke Volume, Thoracic Fluid Content, Systemic Vascular Resistance) were measured using a impedance cardiography (ICG) (CardioScreen 1000 …
- Conditions
- Body Fluid Retention, Impedance, Cardiac Output, Low
- Trial name
- NCT02702544
- Testing
- CardioScreen 1000 - Haemodynamic Measurement System, Medis, SCHILLER, BR-102 plus - Ambulatory Blood Pressure Monitoring System
- Where
- Poland
- Volunteers
- 80 people, healthy volunteers welcome
- Sponsor
- Medical University of Warsaw
Acute Ischemic Stroke
Effects of Remote Ischemic Conditioning on Cerebral Hemodynamics in Patients With Ischemic Stroke
The purpose of this study is to determine the impact of remote ischemic conditioning on cerebral hemodynamics in patients with ischemic stroke.
- Trial name
- RICCH-IS (NCT05915832)
- Testing
- Remote ischemic conditioning
- Where
- China
- Volunteers
- 120 people
- Sponsor
- Yi Yang
Chronic Kidney Disease
Evaluation of Fructose Ingestion and the Renin Angiotensin System in Humans
Fructose is an ingredient that is added to many of our foods. It is a cheaper, sweeter additive that can be found in everything from soda pop to yogurt to granola bars.
- Trial name
- NCT01407627
- Testing
- Fructose
- Where
- Canada
- Volunteers
- 64 people
- Sponsor
- University of Calgary