Clinical trials: Brain Hypoxia
Premature Baby, Pulmonary Hypertension of Newborn
Measuring Heart Health in Both Term, Preterm and Unwell Newborn Babies With an Advanced Ultrasound Method: Speckle Tracking Echocardiography
This study aims to improve how neonatologists check the heart function of newborn babies, especially those who are sick. While standard heart ultrasound scans are useful, a more advanced and sensitive technique called 2D speckle…
- Conditions
- Premature Baby, Pulmonary Hypertension of Newborn, Hypoxic Ischaemic Encephalopathy (HIE), Congenital Diaphragmatic Hernia
- Trial name
- NCT07364682
- Where
- United Kingdom
- Volunteers
- 190 people, healthy volunteers welcome
- Sponsor
- Birmingham Women's NHS Foundation Trust
Stroke, Problem of Aging
Modulation of Cerebral Blood Flow Using Iron Chelators
The purpose of this study is determine if the iron chelator, desferrioxamine can increase blood levels of hypoxia-inducible transcription factor 1 (HIF-1 protein) and to see if there is a corresponding increase in blood flow to…
- Trial name
- DFO (NCT01365104)
- Testing
- desferrioxamine
- Where
- United States
- Volunteers
- 97 people, healthy volunteers welcome
- Sponsor
- Brigham and Women's Hospital
Obstructive Sleep Apnea, Hypertension
Effect of Selective and Nonselective Cyclooxygenase Enzyme Inhibition on Arterial Blood Pressure and Cerebral Blood Flow With Exposure to Intermittent Hypoxia in Humans
The study has been designed to assess the effect of cyclooxygenase inhibition on blood pressure, cerebral blood flow, ventilation and renal hemodynamics following chronic intermittent hypoxia exposure.
- Conditions
- Obstructive Sleep Apnea, Hypertension, Cardiovascular Diseases, Stroke
- Trial name
- NCT01280006
- Testing
- Intermittent hypoxia, Indomethacin, Celecoxib
- Where
- Canada
- Volunteers
- 12 people, healthy volunteers welcome
- Sponsor
- University of Calgary
Acquired Brain Injury, Stroke/ Cerebrovascular Accident (Ischemic or Hemorrhagic)
Regulating Emotions and Behaviors After Brain Injury
After acquired brain injury (ABI), persons can experience emotional and behavioral difficulties, that can be painful both for the person and his/her family.
- Conditions
- Acquired Brain Injury, Stroke/ Cerebrovascular Accident (Ischemic or Hemorrhagic), Brain Tumor (After Recovery), Encephalitis
- Trial name
- GREMO-LCA (NCT05393492)
- Testing
- Dialectical Behavior Therapy and Radically Open dialectical behavior therapy
- Where
- France
- Volunteers
- 77 people, healthy volunteers welcome
- Sponsor
- University Hospital, Strasbourg, France
Perinatal Hypoxia, Dopamine
Measuring Brain Activity of School Age Children
This observational study will investigate whether differences in birth events and oxygen levels during the newborn period affects the brain activity of children during the middle childhood years.
- Conditions
- Perinatal Hypoxia, Dopamine, Neurobehavioral Manifestations
- Trial name
- NCT03407729
- Testing
- Magnetic Resonance Imaging, Cognitive Performance Testing
- Where
- United States
- Volunteers
- 21 people, healthy volunteers welcome
- Sponsor
- Case Western Reserve University
Diabetes Mellitus, Type 2, Oxygen Deficiency
Oxygenation Changes After 2-month Exercise in Sedentary Older Adults With Diabetes
The aim of the study is to determine the physiological evidence of how muscular and cerebral oxygenation changes link to fatigue, physical, and cognitive performance after moderate-intensity exercise in sedentary older adults…
- Trial name
- NCT04626453
- Testing
- 2-month home moderate-intensity exercise
- Where
- United States
- Volunteers
- 81 people, healthy volunteers welcome
- Sponsor
- State University of New York at Buffalo
Hypoxia, Hypercapnia
Impact of NOS, COX, and ROS Inhibition on Cerebral Blood Flow Regulation
Elucidating cerebrovascular control mechanisms during physiologic stress may help identify novel therapeutic targets aimed at preventing or reducing the impact of cerebrovascular disease.
- Trial name
- NCT03066115
- Testing
- L-NMMA, Ketorolac, Ascorbic Acid
- Where
- United States
- Volunteers
- healthy volunteers welcome
- Sponsor
- University of Wisconsin, Madison
Neonatal Encephalopathy, Hypoxic-Ischemic Encephalopathy
Neonatal Neurological Observation With Video AI
NeoNOVA is a multi-site, prospective, single-arm, silent observational study to determine: among (Population) infants admitted to newborn services during their inpatient hospital stay, whether (Intervention) continuous bedside…
- Conditions
- Neonatal Encephalopathy, Hypoxic-Ischemic Encephalopathy, Sedation, Sleep
- Trial name
- NeoNOVA (NCT07628829)
- Testing
- Continuous bedside video monitoring with AI anatomic landmark tracking for neurologic monitoring
- Where
- 2 sites in United States
- Volunteers
- 200 people, healthy volunteers welcome
- Sponsor
- Artemis AI Labs
Swallowing Disorder, Perinatal Asphyxia
Effect of Non-nutritive Sucking on Transition to Oral Feeding in Infants With Asphyxia
The transition period to full oral feeding in infants with perinatal asphyxia is important in predicting long-term outcomes. The transition to independent oral feeding is accepted as a discharge criterion by the American Academy…
- Conditions
- Swallowing Disorder, Perinatal Asphyxia, Feeding; Difficult, Newborn, Feeding Disorder of Infancy or Early Childhood
- Trial name
- NCT05687708
- Testing
- Non-Nutritive Sucking
- Where
- Turkey (Türkiye)
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Medipol University
Hypoxia, Endotoxemia
Cerebral Blood Flow and Metabolism During Hypoxia and Endotoxemia
The objective of the present protocol is to study whether a low level of oxygen in the blood will affect the immune response to as well as cerebral blood flow and metabolism during an infection and, conversely, whether the acute…
- Conditions
- Hypoxia, Endotoxemia, Healthy
- Trial name
- NCT00332267
- Testing
- Endotoxin infusion, Normobaric hypoxia
- Where
- Denmark
- Volunteers
- 36 people, healthy volunteers welcome
- Sponsor
- Copenhagen University Hospital, Rigshospitalet
Cognitive Impairment, Bipolar Disorder
Effects of Altitude-like Cognition Training on Neuroplasticity and Cognitive Functions
The goal of this clinical trial is to investigate the effects of a three-week altitude-like cognition training intervention in healthy individuals (substudy 1) and symptomatically stable patients with mood disorders (depression…
- Conditions
- Cognitive Impairment, Bipolar Disorder, Depression
- Trial name
- ALTIBRAIN (NCT06121206)
- Testing
- Altitude-like hypoxia (12% O2), Normoxia (20% O2), Cognitive training
- Where
- Denmark
- Volunteers
- 190 people, healthy volunteers welcome
- Sponsor
- Mental Health Centre Copenhagen, Bispebjerg and Frederiksberg Hospital
Perinatal Hypoxia
Serum Erythropoietin Level in Perinatal Asphyxia
This study is to evaluate brain and kidney injuries in full-term neonates with perinatal asphyxia by detecting specific biomarker in blood (Erythropoietin).
- Trial name
- NCT05018364
- Testing
- Serum erythropoietin level
- Where
- Egypt
- Volunteers
- 80 people, healthy volunteers welcome
- Sponsor
- Cairo University
Small for Gestational Age at Delivery, Hypoxic-Ischemic Encephalopathy
Umbilical Cord Abnormalities in the Prediction of Adverse Pregnancy Outcomes
The objective of our study is to investigate the association of umbilical cord abnormalities with adverse pregnancy outcomes. The umbilical cord parameters that will be investigated as part of this study include the umbilical…
- Conditions
- Small for Gestational Age at Delivery, Hypoxic-Ischemic Encephalopathy, Stillbirth, Admission to Neonatal Unit
- Trial name
- ULOOP (NCT05901688)
- Testing
- Umbilical cord measurements & observations
- Where
- United Kingdom
- Volunteers
- 5,000 people, healthy volunteers welcome
- Sponsor
- Medway NHS Foundation Trust
Hypoxia, Brain, Hyperoxia
The Effect of Respiratory Challenge on the BOLD Signal
The purpose of this research study is to better understand how blood flow and metabolism are different between normal controls and patients with disease.
- Conditions
- Hypoxia, Brain, Hyperoxia, Hypercapnia, Hypocapnia
- Trial name
- NCT04258774
- Testing
- Carbon Dioxide
- Where
- United States
- Volunteers
- 48 people, healthy volunteers welcome
- Sponsor
- Washington University School of Medicine
Normoxia, Intermittent Moderate Hypoxia
Brain Connectivity and Corticospinal Excitability in Response to Moderate Hypoxia
Hypoxia, defined as a reduction in the availability of oxygen, induces significant physiological adaptations. While the deleterious effects of severe and chronic hypoxia are well documented, several studies indicate that moderate…
- Conditions
- Normoxia, Intermittent Moderate Hypoxia, Continuous Moderate Hypoxia
- Trial name
- NEUROXIE (NCT07516028)
- Testing
- Moderate hypoxia, Normoxia, Transcranial Magnetic Stimulation
- Where
- France
- Volunteers
- 36 people, healthy volunteers welcome
- Sponsor
- Universite du Littoral Cote d'Opale
Cerebral Hypoxia, Carotid Stenosis
The Effect of Hypoxic and Normoxic Cerebral Oximetry Levels on Cognitive Functions After Carotid Endarterectomy
In this study, we investigated the effect of the capacity to cope with oxidative stress (oxidative stress response during and after clamping) in individuals with cerebral oximetry level between 40- 60 % and above 60 % and their…
- Conditions
- Cerebral Hypoxia, Carotid Stenosis, Cognitive Dysfunction
- Trial name
- NCT05652426
- Where
- Turkey (Türkiye)
- Volunteers
- 6 people, healthy volunteers welcome
- Sponsor
- Duzce University
Healthy Brain Perfusion
Improving Human Cerebrovascular Function Using Acute Intermittent Hypoxia
This study uses magnetic resonance imaging to determine whether 3 weeks of repeated exposure to Acute Intermittent Hypoxia can improve brain blood flow or blood flow regulation in healthy adults.
- Trial name
- NCT05164705
- Testing
- Acute Intermittent Hypoxia
- Where
- United States
- Volunteers
- 33 people, healthy volunteers welcome
- Sponsor
- Northwestern University
Neonatal Encephalopathy, Asphyxia Neonatorum
Heart Beat Variability in Neonatal Encephalopathy
This study will find out if analysing heartbeat in babies with brain injury, based on standard clinical monitors, can inform treatment decisions and monitor stress levels in real time
- Conditions
- Neonatal Encephalopathy, Asphyxia Neonatorum, Hypoxic-Ischemic Encephalopathy
- Trial name
- HeartBeat (NCT03179553)
- Where
- 5 sites in United Kingdom
- Volunteers
- 210 people, healthy volunteers welcome
- Sponsor
- Imperial College London
Severe Traumatic Brain Injury, Subarachnoid Hemorrhage
Cortical Excitability in Patients With Severe Brain Injury
The aim of the study is to evaluate the cortical excitability in the severe brain injured patients. We hypothesize that: 1. There is a continuous decrease in intracortical inhibition from healthy subjects to awake patients with…
- Conditions
- Severe Traumatic Brain Injury, Subarachnoid Hemorrhage, Anoxic Brain Injury
- Trial name
- NCT00788723
- Testing
- Transcranial Magnetic Stimulation
- Where
- Denmark
- Volunteers
- 45 people, healthy volunteers welcome
- Sponsor
- University of Aarhus
Acute Mountain Sickness, High Altitude Pulmonary Edema
Sleep and Cerebral Responses to High Altitude
Mechanisms underlying high-altitude intolerance as well as exercise performance limitation in hypoxia still remain to be fully understood.
- Conditions
- Acute Mountain Sickness, High Altitude Pulmonary Edema, High Altitude Cerebral Edema
- Trial name
- VALLOT 2011 (NCT01565603)
- Volunteers
- 12 people, healthy volunteers welcome
- Sponsor
- University Hospital, Grenoble