Clinical trials: Cerebral Oxygenation
Obstructive Sleep Apnea Syndrome
Brain Oxygenation and Hemodynamics During Sleep in Obstructive Sleep Apnea Sufferers
The goal of this trial is to assess the performance of the OxiplexTS-an absolute near-infrared oximeter-as an instrument to measure brain oxygenation and hemodynamics in sleep medicine as well as in the broader field of…
- Trial name
- NIRS-OSAS (NCT00591591)
- Testing
- OxiplexTS
- Where
- 4 sites in United States
- Volunteers
- 309 people, healthy volunteers welcome
- Sponsor
- ISS, Inc.
Healthy
Validation of Brain Oxygenation Monitor
A cerebral oximeter is a device that uses light to measure the amount of oxygen within the brain. It is similar to the device that measures the level of oxygen in the tip of the finger, known as a pulse oximeter.
- Trial name
- NCT00815490
- Testing
- Desaturation
- Where
- United States
- Volunteers
- 18 people, healthy volunteers welcome
- Sponsor
- Duke University
Acute Kidney Injury, Hypoxia-Ischemia, Brain
Tissue Oxygenation During Treatment of Infant Congenital Heart Defects
Background: Acute kidney injury (AKI) is a common and serious postoperative complication in children with congenital heart disease.
- Conditions
- Acute Kidney Injury, Hypoxia-Ischemia, Brain, Mesenteric Ischemia
- Trial name
- NCT03941015
- Where
- China
- Volunteers
- 245 people
- Sponsor
- Beijing Anzhen Hospital
Pyloric Stenosis
Changes in Cerebral Oxygenation During Laparoscopic Pyloromyotomy
A prospective study that will assess the effect of laparoscopy on tissue oxygenation in the patients undergoing a laparoscopic pyloromyotomy at Nationwide Children's Hospital.
- Trial name
- NCT03650842
- Testing
- Near infrared spectroscopy (NIRS)
- Where
- United States
- Volunteers
- 25 people
- Sponsor
- Nationwide Children's Hospital
Cerebral Ischemia
A Prospective Study of a New Device for Monitoring Cerebral Oxygenation on Healthy Volunteers
The purpose of this study is to determine whether a new cerebral oxygen monitoring device is effective and comparatively similar to the current approved devices.
- Trial name
- NCT00598819
- Testing
- CDI 1000 COM
- Where
- United States
- Volunteers
- 14 people, healthy volunteers welcome
- Sponsor
- University of California, Irvine
Gastrointestinal Neoplasms
Cerebral Blood Flow During Propofol Anaesthesia
General anaesthesia often reduces blood pressure whereby blood flow to the brain and other vital organs may become insufficient. Thus, medicine is often administered during anaesthesia to maintain blood pressure.
- Trial name
- NCT02951273
- Testing
- Study of cerebral blood flow
- Where
- Denmark
- Volunteers
- 30 people
- Sponsor
- Copenhagen University Hospital, Rigshospitalet
Cerebral Ischemia
Total Shoulder Arthroplasty Near-infrared Spectroscopy
The purpose of this study is to measure cerebral oxygenation and cardiac output of total shoulder replacement patients undergoing general anesthesia (GA) and positive-pressure ventilation (PPV).
- Trial name
- TSA NIRS (NCT02198183)
- Testing
- Casmed Fore-Sight Elite, Non-invasive Cardiac Output Monitor (NICOM)
- Where
- United States
- Volunteers
- 34 people
- Sponsor
- Hospital for Special Surgery, New York
Fabry Disease
Clinical Investigation on the Blood Oxygenation at the Optic Nerve Head in Fabry Patients
This study aimed to evaluate blood oxygenation at the optic nerve head in relation with visual field losses observed in many Fabry patients. Data collected allowed to evaluate if there is a link between these two entities.
- Trial name
- NCT02023086
- Testing
- Contrast sensitivity measurement, Slit Lamp assessment and intra-ocular pressure measurement, Visual field testing
- Where
- Canada
- Volunteers
- 8 people, healthy volunteers welcome
- Sponsor
- Université de Montréal
Healthy
Nonin 4 Wavelength Cerebral Oximeter Study
A cerebral oximeter is a device that uses light to measure the amount of oxygen within the brain. It is similar to the device that measures the level of oxygen in the tip of the finger, known as a pulse oximeter.
- Trial name
- Nonin4 (NCT01762722)
- Testing
- Reduction of inspired oxygen
- Where
- United States
- Volunteers
- 23 people, healthy volunteers welcome
- Sponsor
- Duke University
Intracranial Neurosurgery
The Effects of Dexmedetomidine and Propofol on Cerebral Blood Flow and Brain Oxygenation During Deep Brain Stimulation
The investigators will evaluate the effects of dexmedetomidine and propofol on cerebral blood flow and brain oxygenation during Deep Brain Stimulation (DBS) surgery.
- Trial name
- NCT01200433
- Testing
- dexmedetomidine, propofol
- Where
- United States
- Volunteers
- 44 people
- Sponsor
- The Cleveland Clinic
Cerebral Ischemia
The Effect of Ventilation on Cerebral Oxygenation in the Sitting Position
The aim of this clinical investigation is to determine the effect of intraoperative ventilation on cerebral oxygen saturation in patients undergoing arthroscopic shoulder surgery in the beach chair position (BCP)
- Trial name
- NCT01546636
- Testing
- Hypocapnic group, Normocapnic group
- Where
- United States
- Volunteers
- 70 people
- Sponsor
- Endeavor Health
Obesity, Laparoscopic Gastric Bypass Surgery
CURES: The Effect of Deep Curarisation and Reversal With Sugammadex on Surgical Conditions and Perioperative Morbidity
The purpose of this study is to investigate if a deep neuromuscular block with a continuous infusion of rocuronium titrated to a post-tetanic count (PTC) of 1-2 responses combined with reversal of neuromuscular blockade with…
- Conditions
- Obesity, Laparoscopic Gastric Bypass Surgery, Surgical Conditions, Respiratory Function
- Trial name
- CURES (NCT01748643)
- Testing
- deep neuromuscular blockade with rocuronium, reversal with sugammadex, normal neuromuscular blockade reversal with rocuronium, reversal with neostigmine
- Where
- Belgium
- Volunteers
- 60 people
- Sponsor
- Ziekenhuis Oost-Limburg
Brain Death, Organ Donor
The Effect of Nebulized Albuterol on Donor Oxygenation
The purpose of this study is to test the effectiveness of albuterol versus placebo with the following specific aims: a) Treatment of brain dead organ donors with albuterol will reduce pulmonary edema, improve donor oxygenation…
- Conditions
- Brain Death, Organ Donor, Pulmonary Edema
- Trial name
- NCT00310401
- Testing
- Albuterol, Saline
- Where
- United States
- Volunteers
- 506 people
- Sponsor
- Vanderbilt University Medical Center
Cerebral Hypoxia, Postoperative Cognitive Dysfunction
The Difference in Cerebral Oxygenation Between Propofol and Sevoflurane
the purpose of this study is to investigate whether propofol and sevoflurane have difference effect on cerebral oxygenation .
- Trial name
- NCT01757561
- Testing
- propofol, sevoflurane
- Where
- China
- Volunteers
- 144 people
- Sponsor
- First Affiliated Hospital, Sun Yat-Sen University
Brain Death, Organ Donors
Naloxone for Optimizing Hypoxemia Of Lung Donors
Brain-dead patients who provide authorization for organ donation will be randomized to naloxone or placebo if baseline arterial blood gas (ABG) after initiation of OPO (Organ Procurement Organization) management reveals…
- Conditions
- Brain Death, Organ Donors, Lung Transplantation
- Trial name
- NO-HOLDS (NCT02581111)
- Testing
- Naloxone, Normal saline
- Where
- 4 sites in United States
- Volunteers
- 199 people
- Sponsor
- Washington University School of Medicine
Traumatic Brain Injury, Subarachnoid Hemorrhage
Near Infrared Spectroscopy (NIRS) as Transfusion Indicator in Neurocritical Patients
Neurocritical ill patients are frequently transfused. Red blood cell transfusion (RBCT) in these patients has been associated with deleterious effects, including higher rates of nosocomial infections, multi-organ failure, and…
- Conditions
- Traumatic Brain Injury, Subarachnoid Hemorrhage, Intracerebral Hemorrhage
- Trial name
- NCT00566709
- Testing
- Red blood cells transfusion
- Where
- Spain
- Volunteers
- 102 people
- Sponsor
- Hospitales Universitarios Virgen del Rocío
Stroke
Ventilation Strategies, Anesthetic Techniques and Cerebral Oxygenation in the Beach Chair Position
The seated or "beach chair" position during surgery and general anesthesia decreases brain oxygen levels and can result in stroke. As such, poor neurological outcome following beach chair positioning is a growing concern.
- Trial name
- NCT01535274
- Testing
- Inspired oxygen fraction / end tidal carbon dioxide
- Where
- United States
- Volunteers
- 67 people
- Sponsor
- University of Michigan
Cerebral Oxygen Desaturation, Post-operative Delirium
Cerebral Oxygenation in Total Hip Arthroplasty Patients
We plan to investigate the relationship between hypotensive epidural anesthesia for hip arthroplasty and cerebral oxygen saturation.
- Trial name
- THANIRS (NCT02325154)
- Testing
- Cerebral Oximeter
- Where
- United States
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Hospital for Special Surgery, New York
Intraventricular Hemorrhage of Prematurity, Complications of Prematurity
Cerebral Oxygenation and Autoregulation in Preterm Infants
Premature infants are at high risk for variations in blood pressure and oxygenation during the first few days of life. The immaturity of the premature brain may further predispose these infants to death or the development of…
- Trial name
- Early NIRS (NCT02147769)
- Testing
- NIRS monitoring
- Where
- 7 sites in United States
- Volunteers
- 111 people
- Sponsor
- Stanford University
Posterior Spinal Fusion
Changes in Cerebral Oxygenation Based on Intraoperative Ventilation Strategy
The proposed research aims to investigate how different ventilation strategies may affect cerebral tissue oxygenation in the pediatric population.
- Trial name
- NCT02651103
- Testing
- NIRS
- Where
- United States
- Volunteers
- 30 people
- Sponsor
- Joseph D. Tobias