Clinical trials: Cerebral Hemodynamic
Prefrontal Hemodynamics, Muscle Strength
Lower Limb Strength and Power as Predictors of Brain Blood Flow During Exercise
This study aims to investigate the predictive value of lower limb muscle strength and explosive power on exercise-induced prefrontal hemodynamic responses.
- Conditions
- Prefrontal Hemodynamics, Muscle Strength, Physical Performance
- Trial name
- LLSPP (NCT07575802)
- Testing
- Standardized Lower-Limb Physical Performance Assessment and Aerobic Exercise Task
- Where
- Russia
- Volunteers
- 256 people, healthy volunteers welcome
- Sponsor
- Lincoln University College
Hemorrhagic Stroke, Ischemic Stroke
Changes in Hemodynamic Response Following Transcranial Electrical Stimulation in Sroke Individuals
The present study will use transcranial electrical stimulation (tES) which are transcranial direct current stimulation (tDCS) and transcranial alternating current stimulation (tACS) combined with conventional physical therapy and…
- Conditions
- Hemorrhagic Stroke, Ischemic Stroke, Subacute Stroke, Chronic Stroke Survivors
- Trial name
- NCT07433972
- Testing
- Transcranial direct current stimulation, transcranial alternating current stimulation, Rehabilitation program
- Where
- Thailand
- Volunteers
- 60 people
- Sponsor
- Mahidol University
Parkinson Disease, Rhythm
The Effects of a Single Session of Rhythmic Movement Program on Selected Biopsychological Parameters in PD Patients
The aim of the present study is to examine the acute effects of a specially designed musicokinetic (MSK) program for patients with Parkinson's disease (PD) on a) anxiety levels b) select kinematic and kinetic parameters, and c)…
- Trial name
- NCT05973565
- Testing
- Musicokinetic Training
- Where
- United Kingdom
- Volunteers
- 13 people
- Sponsor
- University of Wolverhampton
Pneumoperitoneum
Different Insufflation Flows and Effects on Cerebral Oxygenation in Laparoscopic Cholecystectomy
Previous studies conducted on the hemodynamic effects of pneumoperitoneum pressures created by different insufflation flows are very limited in the literature.
- Trial name
- NCT05992636
- Testing
- pneumoperitoneum insufflation (flow) rate
- Where
- Turkey (Türkiye)
- Volunteers
- 69 people
- Sponsor
- Karadeniz Technical University
Orthostatic Hypotension, Spinal Cord Injuries
A Study of Blood Pressure and Blood Supply to the Brain in Persons With a Spinal Cord Injury.
The purpose of this study is to determine how blood pressure and blood flow are controlled during head-up tilt in a semi-upright position.
- Trial name
- NCT00248807
- Testing
- 1.25 mg enalaprilat IV, Head up tilt (HUT)
- Where
- United States
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- VA Office of Research and Development
Cerebral Hemodynamics
Perioperative Cerebrovascular Autoregulation Monitoring in Neurosurgical Patients
One of the challenges in pediatric anesthesiology is to ensure adequate cerebral perfusion pressure to prevent cerebral ischemia or hyperemia from pressure-passive perfusion.
- Trial name
- NCT04174001
- Where
- United States
- Volunteers
- 30 people
- Sponsor
- Boston Children's Hospital
Cerebral Arterial Diseases
Hemodynamic and Functional Characteristics of the Cerebral Circulation in Obesity
This prospective study is intended to explore differences in the cerebral hemodynamics and vascular functional characteristics between obese and normo-constituted patients; as well as the changes in the hemodynamic and functional…
- Trial name
- HemOB (NCT06067113)
- Testing
- Supraaortic and transcranial duplex
- Where
- Spain
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Instituto de Investigación Sanitaria de la Fundación Jiménez Díaz
Anterior Cerebral Artery Syndrome, Anterior Cerebral Artery Stroke
Transcranial Doppler Evaluation After Endovascular Thrombectomy for Acute Ischemic Stroke (PRECISE-TCD)
Endovascular thrombectomy (EVT) improves outcomes in acute ischemic stroke caused by large vessel occlusion. Despite successful recanalization, early neurological deterioration (END) remains frequent and is associated with poor…
- Conditions
- Anterior Cerebral Artery Syndrome, Anterior Cerebral Artery Stroke, Acute Ischemic Stroke, Cardioembolic Stroke
- Trial name
- NCT07013396
- Testing
- Transcranial Doppler (TCD) examination
- Where
- United States
- Volunteers
- 100 people
- Sponsor
- Virginia Commonwealth University
Cirrhosis, Portal Hypertension
4D-Flow MRI Assessment of Portal Hypertension and TIPS Outcomes in Cirrhosis
PORTAL-4D is a prospective, interventional, non-randomized, parallel-group diagnostic study conducted at Pitié-Salpêtrière Hospital (Paris, France).
- Trial name
- PORTAL-4D (NCT07554183)
- Testing
- 4D-Flow Liver and heart MRI with Gadolinium injection, Samples Without DNA
- Where
- 2 sites in France
- Volunteers
- 60 people
- Sponsor
- Assistance Publique - Hôpitaux de Paris
Stroke
Prognostic Value of Transcranial Doppler Ultrasound in the Clinical Evolution of Patients With Acute Ischemic Stroke. The TRADE-AIS Study
This prospective observational study aims to determine whether specific parameters measured by transcranial Doppler ultrasound (TCD) can predict clinical outcomes in patients with acute ischemic stroke (AIS).
- Trial name
- TRADE-AIS (NCT07004790)
- Testing
- Transcranial Doppler Ultrasound
- Volunteers
- 50 people
- Sponsor
- Jose Ivan Rodriguez de Molina Serrano
Brain Injuries, Intracranial Pressure Increase
Correlation Between Noninvasive Blood Vessel Functionality Parameters and Cerebral Hemodynamics in Neurocritical Care Patients
The purpose of this clinical research project is to employ Mespere LifeSciences NeurOs Cerebral Oximetry system, equipped with noninvasive sensors approved by the FDA, to monitor and investigate the correlation within a cohort of…
- Conditions
- Brain Injuries, Intracranial Pressure Increase, Monitoring
- Trial name
- Mespere ICP (NCT06511804)
- Testing
- Intracranial Pressure Noninvasive Monitoring
- Where
- United States
- Volunteers
- 25 people
- Sponsor
- University of Louisville
Premature Birth
Cerebral Blood Flow Parameters and Neurobehavioral Development in Infants at Term Age
Although several studies have contrasted the hemodynamics of cerebral arteries using cranial Doppler ultrasound between full-term and preterm infants, the assessments were mostly conducted in the first days of life.
- Trial name
- NCT00676247
- Where
- Taiwan
- Volunteers
- 1 people, healthy volunteers welcome
- Sponsor
- National Taiwan University Hospital
Acute Liver Failure, Hepatic Encephalopathy
The Effect of Prometheus (R) Liver Support Dialysis on Cerebral Metabolism in Acute Liver Failure
The main objective of this study is to investigate the effect of Prometheus liver support dialysis on intracranial pressure, cerebral metabolism and circulation in patients with acute liver failure.
- Conditions
- Acute Liver Failure, Hepatic Encephalopathy, Intracranial Hypertension
- Trial name
- NCT00655304
- Testing
- Prometheus (R) liver support dialysis, CVVHDF (Continuously Veno-Venous Hemodiafiltration)
- Where
- Denmark
- Volunteers
- 8 people
- Sponsor
- Copenhagen University Hospital, Rigshospitalet
Intracranial Hypertension, Endotracheal Intubation
Lidocaine, Dexmedetomidine, Esmolol and Magnesium Effect on Optic Nerve Sheath Diameter After Laryngoscopy
This clinical trial aims to compare the effects of lidocaine, dexmedetomidine, esmolol, and magnesium on optic nerve sheath diameter and hemodynamic response to laryngoscopy.
- Conditions
- Intracranial Hypertension, Endotracheal Intubation, Optic Nerve Sheath Diameter, General Anesthesia
- Trial name
- NCT06254534
- Testing
- optic nerve ultrasonography
- Where
- Turkey (Türkiye)
- Volunteers
- 100 people
- Sponsor
- Haseki Training and Research Hospital
Healthy Participants
Prefrontal Hemodynamics and Working Memory After Exhaustive Aquatic Exercise
This study compared prefrontal cortex hemodynamics and working memory performance following exhaustive aquatic exercise between endurance athletes and physically active individuals.
- Trial name
- NCT07837661
- Testing
- Incremental Exhaustive Aquatic Stepping Exercise
- Where
- Turkey (Türkiye)
- Volunteers
- 22 people, healthy volunteers welcome
- Sponsor
- Manisa Celal Bayar University
Sickle Cell Anemia in Children
The Effect of Voxelotor on Cerebral Hemodynamic Response in Children With Sickle Cell Anemia
Voxelotor is a new drug for adolescents and adults with sickle cell disease that improves hemoglobin levels and reduces the incidence of worsening anemia.
- Trial name
- VoxSCAN (NCT05018728)
- Testing
- Voxelotor
- Where
- 2 sites in United States
- Volunteers
- 22 people
- Sponsor
- Emory University
Stroke, Intracranial Stenosis
Characterizing Hemodynamic Compensation in Patients With Intracranial Stenosis
The overall aim of this work is to assess the relationship between stroke risk and hemodynamic compensation strategies, as measured using a novel 3.0 Tesla MRI protocol, in patients with symptomatic intracranial (IC)…
- Trial name
- VAMMPRIS (NCT02506907)
- Where
- United States
- Volunteers
- 63 people
- Sponsor
- Vanderbilt University
Acute Mountain Sickness, High Altitude Pulmonary Edema
Hemodynamic Changes in Altitude Adaptation
We use a new technology (Nexfin from BMEYE-Inventive Hemodynamics) to monitor Cardiac Output, Blood Pressure, Fluid Responsiveness, Pulse Oximetry, Hemoglobin Concentration, Oxygen Delivery in Climbers during their process of…
- Conditions
- Acute Mountain Sickness, High Altitude Pulmonary Edema, High Altitude Cerebral Edema
- Trial name
- NCT01698619
- Where
- Germany
- Volunteers
- 12 people, healthy volunteers welcome
- Sponsor
- Goethe University
Supratentorial Neoplasms
Opioid Free VS Opioid Anesthesia for Craniotomies
Hemodynamic control during craniotomies can be a bit hectic specially during periods of intense noxious stimulation. For long anesthesiologists used high doses of opioids such as fentanyl and remifentanyl to provide analgesia…
- Trial name
- NCT04941040
- Testing
- Opioid free anesthetics, Opioid Anesthetics
- Where
- Egypt
- Volunteers
- 60 people
- Sponsor
- Kasr El Aini Hospital
Growth and Development
fMRI Study to Investigate Hemodynamic Changes in Brain Resulting From Supplementation of Bacopa Monnieri Extract and Multiple Micronutrient Supplementation.
The study will aim to compare the effects of a beverage powder fortified with multiple micronutrients and Bacopa monnieri extract (test product) to a non-fortified isocaloric beverage powder (control product) on cognitive…
- Trial name
- NCT02345187
- Testing
- Beverage powder fortified with Bacopa Monnieri Extract and Multiple Micronutrient supplementation, Non-fortified isocaloric beverage powder
- Where
- India
- Volunteers
- 80 people, healthy volunteers welcome
- Sponsor
- GlaxoSmithKline