Clinical trials: Oxygen Deficiency
Severe Obesity, Hypoxia
Use of Non-Invasive Positive Pressure Ventilation in Patients With Severe Obesity Undergoing Upper Endoscopy Procedures
The study evaluated the effect of non-invasive positive pressure ventilation (NIPPV) to decrease the incidence of desaturation events in patients with severe obesity undergoing upper endoscopy.
- Trial name
- NCT03529461
- Testing
- Non-invasive positive pressure ventilation through nasal mask, Rescue non-invasive positive pressure ventilation through nasal mask, Secondary rescue maneuvers
- Where
- United States
- Volunteers
- 56 people, healthy volunteers welcome
- Sponsor
- Bristol Hospital
CHEYNE Stokes Respiration
Baclofen and Hypoxia-induced Periodic Ventilation
Periodic ventilation that includes CHEYNE Stokes ventilation is a pathological pattern characterized by alternating periods of hyperpneas and apnea-hypopneas.
- Trial name
- PERIODIBAC (NCT01095679)
- Testing
- Baclofen
- Where
- France
- Volunteers
- 53 people, healthy volunteers welcome
- Sponsor
- Assistance Publique - Hôpitaux de Paris
Altitude Hypoxia, Neonatal Encephalopathy
Neonatal Electrical Activity at Different Altitude Levels
In this study, the objective is to compare neonatal cerebral electrical activity within 3 days after birth across different altitude areas using amplitude-integrated electroencephalography (aEEG), and establish reference value…
- Trial name
- NCT05966714
- Testing
- aEEG
- Where
- 2 sites in China
- Volunteers
- 531 people, healthy volunteers welcome
- Sponsor
- Children's Hospital of Fudan University
Aging Well
Strength Training in Hypoxia to Improve Bone and Cardiovascular Health of Elderly
Due to age-related effects, the bone and cardiovascular health are damaged. Physical exercise and in particular the strength training has been proposed as a fundamental tool to these pathologies, especially in the elderly.
- Trial name
- NCT04281264
- Testing
- Passive Hypoxia, Normoxia Circuit Training with Elastic Bands, Hypoxia Circuit Training with Elastic Bands
- Where
- Spain
- Volunteers
- 120 people, healthy volunteers welcome
- Sponsor
- University of Extremadura
Hypoxia, Normobaric Hypoxia
The Impact of Hypoxia on the Biochemical and Morphological Parameters of Blood in Rowers.
The response to hypoxia is very individual and depending on many aspects, such as the type of training, duration, intensity, or hypoxic stimulus, hypoxia affects the athlete in various ways.
- Trial name
- IHOBMPBR (NCT06264193)
- Testing
- Normobaric hypoxia (LHTL)
- Volunteers
- 14 people, healthy volunteers welcome
- Sponsor
- Poznan University of Physical Education
Hypertension
Intermittent Hypoxia-hyperoxia Conditioning as a New Therapeutic Intervention to Reduce Hypertension (HyperIHHC)
The primary objective of this project is to examine the efficiency of intermittent hypoxia-hyperoxia conditioning (IHHC) protocol to improve vascular health and reduce blood pressure in hypertensive patients (stage 1).
- Trial name
- HyperIHHC (NCT05603676)
- Testing
- Intermittent hypoxia-hyperoxia conditioning
- Where
- Switzerland
- Volunteers
- 72 people, healthy volunteers welcome
- Sponsor
- Gregoire Millet
Tourniquet Pain, Ischemia-reperfusion
The Effect of Prolonged ischemıa and anesthetıc Agents on Oxidative Stress
The goal of this observational study is to learn about the relationship between postoperative pain and tourniquet-induced oxidative damage in adults undergoing orthopedic knee arthroscopy surgery.The goal of this observational…
- Conditions
- Tourniquet Pain, Ischemia-reperfusion, Postoperative Pain, Anesthesia
- Trial name
- NCT06942650
- Where
- Turkey (Türkiye)
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Duzce University
Energy Metabolism, Hypoxia
Human Metabolic Dynamics at Rest and During Aerobic Exercise Under Normobaric Normoxic and Moderate Hypoxic Conditions
The aim is to define in detail metabolic pathways at rest and during aerobic exercise in normal and healthy men and women under normobaric normoxic and moderate hypoxic conditions, using metabolomics technologies based on…
- Conditions
- Energy Metabolism, Hypoxia, Metabolism and Nutrition Disorder
- Trial name
- NCT03121885
- Testing
- 30-minute movement activity, Hypoxia
- Where
- Germany
- Volunteers
- 25 people, healthy volunteers welcome
- Sponsor
- Benjamin Gollasch
Hypoxia
MEDEX Hidden Valley 2008
During a multi-week expedition to the Himalaya, we aim to investigate i) whether dietary supplementation with carbohydrate drinks and gels can improve physical performance; and ii) the underlying mechanisms for any observed…
- Trial name
- NCT00731510
- Testing
- Carbohydrate energy drink, Aspartame
- Where
- United Kingdom
- Volunteers
- 44 people, healthy volunteers welcome
- Sponsor
- Medical Expeditions Ltd
Obesity
Effects of High-intensity Exercise With Hypoxia and Taurine Supplementation on Metabolic and Mitochondrial Parameters
The prevalence of obesity in Brazil is one of the highest in Latin America. As an inflammatory disease, obesity needs to be treated, and one of the best interventions is exercise.
- Trial name
- NCT06579508
- Testing
- Cycle ergometer
- Where
- 2 sites in Brazil
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- University of Sao Paulo
Alteration of Cognitive Function, Hypoxia
Effect of Hypoxia on Cognitive Assessment and Cerebral Activity in Healthy Volunteers
The early assessment of new symptomatic drugs for Alzheimer disease remains difficult because of the lack of predictive end-point. The use of a battery including different parameters could improve this early development.
- Trial name
- Hypoxia (NCT02891343)
- Testing
- 2-hour period of hypoxia
- Where
- 2 sites in France
- Volunteers
- 6 people, healthy volunteers welcome
- Sponsor
- University Hospital, Lille
Sleep Apnea, Healthy
Reflex Responses to Intermittent Hypoxia in Humans: Mechanisms and Consequences
The overall goal of this project is to better understand the effect of intermittent hypoxia (IH) on sympathetic neuronal discharge patterns in humans, as well as mechanisms that mediate persistent sympathoexcitation with IH.
- Conditions
- Sleep Apnea, Healthy, Vasoconstriction, Vasodilation
- Trial name
- NCT05146089
- Testing
- Hypoxic exposure, modified Oxford test, Oral Bosentan 62.5 mg
- Where
- 2 sites in United States
- Volunteers
- 54 people, healthy volunteers welcome
- Sponsor
- University of Missouri-Columbia
Cerebral Hypoxia
The Effects of Hypobaria vs Hypoxia on Cerebral Functions.
The investigators will investigate the effect of hypobaria and hypoxia on physiological responses such as: oxygen saturation, heart rate, cerebral blood flow, cerebral oxygenation, brain's activity and concentration performance.
- Trial name
- Hypoxia (NCT03303118)
- Testing
- Hypoxia
- Where
- Switzerland
- Volunteers
- 17 people, healthy volunteers welcome
- Sponsor
- Fliegerärztliches Institut
Oximetry
Accuracy of Pulse Oximeters With Profound Hypoxia
This study to assess the oxygen saturation accuracy of the Beddr SleepTuner in profound hypoxia.
- Trial name
- NCT03710980
- Testing
- Oximeter
- Where
- United States
- Volunteers
- 12 people, healthy volunteers welcome
- Sponsor
- Hancock Medical, Inc.
Power, Metabolic Disturbance
Effect of 8-week Intake of 2S-hesperidin on Performance, Body Composition and Biochemicals Markers in Amateur Cyclists
This clinical study evaluates the effect of 500 mg of 2S-hesperidin for 8 weeks on performance (power generated in different metabolic zones), body composition (fat and muscle mass) and biochemical (antioxidant, inflammatory…
- Conditions
- Power, Metabolic Disturbance, Change, Body Weight, Changes Fatty
- Trial name
- HESPERFORMAN (NCT04597983)
- Testing
- 2S-hesperidin
- Where
- Spain
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Francisco Javier Martínez Noguera
Hypoxic Ischemic Encephalopathy
Clinical Utility of Serum Biomarkers for the Management of Neonatal Hypoxic Ischemic Encephalopathy (Control Levels)
Hypoxic-ischemic encephalopathy (HIE) is a serious birth complication due to systemic asphyxia which occurs in about 20 of 1,000 full-term infants and nearly 60% of premature newborns.
- Trial name
- NCT02349672
- Testing
- blood sample
- Where
- United States
- Volunteers
- 39 people, healthy volunteers welcome
- Sponsor
- University of Florida
Hypoxia
Oxitone Sp02 Hypoxia Test Versus Reference Pulse Oximetry
The purpose of this study is to conduct a SpO2 hypoxia evaluation of the Oxitone Medical Oxitone 1000 pulse oximeter. The Oxitone 1000 pulse oximeter will be evaluated during non-motion conditions over the range of 70-100% SpO2…
- Trial name
- NCT02870179
- Testing
- Pulse Oximeter
- Where
- United States
- Volunteers
- 11 people, healthy volunteers welcome
- Sponsor
- Oxitone Medical Ltd.
Hypoxic-Ischemic Encephalopathy, Pain
The Effect of Maternal Scent and Knitted Octopus Application on Pain in Infants Diagnosed With Neonatal Asphyxia and Receiving Therapeutic Hypothermia Treatment
This study was designed to determine the effects of maternal scent and knitted octopus application on pain in infants born with asphyxia beyond 36 weeks' gestation and receiving Therapeutic Hypothermia (TH) treatment in the…
- Trial name
- Pain in HIE (NCT07526233)
- Testing
- scent
- Where
- Turkey (Türkiye)
- Volunteers
- 45 people, healthy volunteers welcome
- Sponsor
- Alev Sivasli
Hypoxia
SpO2 Accuracy Validation of Pulse Oximetry Systems During Motion and Non-Motion Conditions
Study to evaluate the %SpO2 accuracy performance of the Nonin Medical pulse oximetry systems.
- Trial name
- NCT02475668
- Testing
- Pulse oximeter
- Where
- United States
- Volunteers
- 13 people, healthy volunteers welcome
- Sponsor
- Nonin Medical, Inc
SpO2
Accuracy of Pulse Oximeters With Profound Hypoxia
This project aims to test the accuracy of pulse oximeters during mild, moderate, and severe hypoxia, i.e., a range of arterial HbO2 saturation from 100 down to 70%.
- Trial name
- NCT05322382
- Testing
- A-line
- Where
- United States
- Volunteers
- 12 people, healthy volunteers welcome
- Sponsor
- CardiacSense Ltd.