Clinical trials: Oxygen Metabolism
Obesity Hypoventilation Syndrome (OHS), Chronic Obstructive Lung Disease
Telemedical Assistance in Automatic Titration of Oxygen for Intensive Care Patients
The goal of this clinical trial is to clinically validate a system for the monitoring of patients' respiratory function and automated oxygen treatment proposal using non-invasive ventilation devices in the treatment of intensive…
- Conditions
- Obesity Hypoventilation Syndrome (OHS), Chronic Obstructive Lung Disease, Interstitial Lung Disease, Pneumonia
- Trial name
- Smartassistant (NCT06090149)
- Testing
- PHASE 1 Lowenstein medical BiLevel Prisma 25ST device: withount oxygen support., PHASE 2. Continous/Bilevel positive airway presure with additional oxygen support by Devilbiss 525 KS oxygen concentrator
- Where
- Latvia
- Volunteers
- 30 people
- Sponsor
- Pauls Stradins Clinical University Hospital
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
Obese
Intraoperative Electrical Impedance Tomography in Obese Patients Undergoing Robotic Assisted Radical Prostatectomy.
The primary objective of our study will be verify a possible improvement in arterial oxygenation in the obese patient undergoing robotic-assisted radical prostatectomy if the ventilation will be guided by electrical impedance…
- Trial name
- NCT04757025
- Testing
- Electrical Impedance Tomography, Peripheral arterial Saturation
- Where
- Italy
- Volunteers
- 54 people
- Sponsor
- Regina Elena Cancer Institute
Diabetes Mellitus
Effects of Resveratrol on Endothelial Function in Type 2 Diabetes Mellitus
The present study is designed to test the hypothesis that resveratrol supplementation will improve the function of the endothelium in patients with type 2 diabetes mellitus.
- Trial name
- NCT01881347
- Testing
- Resveratrol
- Where
- United States
- Volunteers
- 54 people
- Sponsor
- Boston University
Diabetic Foot Infection, Osteomyelitis
A Clinical Trial Testing the Efficacy of PDT in Preventing Amputation in Diabetic Patients
The feet of diabetic patients continue to be an important problem in medicine. In general, patients with diabetic foot have some sort of amputation, especially in underserved populations.
- Conditions
- Diabetic Foot Infection, Osteomyelitis, Photo Antimicrobial Chemotherapy
- Trial name
- NCT03380403
- Testing
- PDT, Ciprofloxacin
- Volunteers
- 34 people, healthy volunteers welcome
- Sponsor
- Faculdade de Medicina do ABC
Type 1 Diabetes (T1D)
Marathon Runners With Type 1 Diabetes
The goal of this observational study is to learn about the physical capacity and metabolic characteristics of male marathon runners with type 1 diabetes mellitus (T1DM).
- Trial name
- NCT06935903
- Where
- Poland
- Volunteers
- 10 people, healthy volunteers welcome
- Sponsor
- Poznan University of Medical Sciences
Shock, Hemorrhagic, Shock, Traumatic
Phase IIb Study of MP4OX in Traumatic Hemorrhagic Shock Patients
MP4OX is a novel oxygen therapeutic agent being developed as an ischemic rescue therapy to enhance perfusion and oxygenation of tissues at risk during hemorrhagic shock. MP4OX is a pegylated hemoglobin-based colloid.
- Conditions
- Shock, Hemorrhagic, Shock, Traumatic, Acidosis, Lactic
- Trial name
- NCT01262196
- Testing
- MP4OX, Saline
- Where
- 40 sites in Australia, Austria and 12 more
- Volunteers
- 348 people
- Sponsor
- Sangart
Efficacy, Self, Fatigue; Muscle, Heart
Neuromodulation of the Autonomic Nervous System in Athletes
There are few studies in the literature that have evaluated the effects of using percutaneous stimulation of the auricular branch of the vagus nerve for sports purposes (to accelerate recovery after physical exertion).
- Conditions
- Efficacy, Self, Fatigue; Muscle, Heart, Fatigue, Mental, Fatigue; Combat
- Trial name
- NANSA (NCT06281795)
- Testing
- tVNS
- Where
- Russia
- Volunteers
- 121 people, healthy volunteers welcome
- Sponsor
- Bakulev Scientific Center of Cardiovascular Surgery
Hypoxia, Oxygen Deficiency
Investigation of Hemoglobin Oxygenation With Third Harmonic Generation Microscopy
The specific aims of the project are performing a pre-clinical study on a human model and evaluating the oxygenation and other status of human erythrocytes by spectrally-resolved third harmonic generation (srTHG) microscopy .
- Conditions
- Hypoxia, Oxygen Deficiency, Tumor, Diabetes
- Trial name
- NCT03619356
- Where
- Taiwan
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- National Taiwan University Hospital
Hyperoxia / High FiO₂ Exposure, Interval Training
Oxygen as a Metabolic Modulator: Divergent Physiological Adaptations to Hypoxic and Hyperoxic Tabata Training.
The purpose of this study is to examine how breathing air with different oxygen concentrations (higher or lower than normal) during high-intensity interval training affects: Aerobic capacity (VO₂max) Ventilatory thresholds Blood…
- Conditions
- Hyperoxia / High FiO₂ Exposure, Interval Training, HIIT, High Intensity Interval Training
- Trial name
- NCT07551869
- Testing
- FIO2 modulation during HIIT protocol on assault bike
- Where
- Belgium
- Volunteers
- 23 people, healthy volunteers welcome
- Sponsor
- Haute Ecole Bruxelles-Brabant
Sleep Apnea, Metabolic Syndrome
Improving the STOP-Bang Screening Questionnaire for Patients With Sleep Apnea
The study is being conducted to test the ability of a simple questionnaire to detect mild, moderate or severe obstructive sleep apnea.
- Trial name
- NCT01610648
- Where
- United States
- Volunteers
- 258 people
- Sponsor
- Tufts Medical Center
Diabetes, Peripheral Arterial Disease
Postoperative Hyperbaric Oxygen Treatments to Reduce Complications in Diabetic Patients Undergoing Vascular Surgery
This trial aims to evaluate if hyperbaric oxygen treatment (HBO) given postoperatively is effective in reducing healing time and wound complications after lower extremity bypass surgery in patients with diabetes.
- Conditions
- Diabetes, Peripheral Arterial Disease, Arterial Occlusive Disease
- Trial name
- HODiVA (NCT01002209)
- Testing
- Hyperbaric Oxygen treatment (HBO)
- Where
- Sweden
- Sponsor
- Karolinska Institutet
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
COPD Exacerbation, Oxygen Toxicity
Influence of FreeO2 on Percentage of Time Within Oxygen Saturation Target Using Noninvasive Ventilation (NIV) and Continuous Positive Airway Pressure (CPAP) for Patients Admitted for AECOPD or Bariatric Surgery
The main objective is to evaluate the FreeO2 device combined with noninvasive respiratory support technique for COPD patients and postoperative bariatric surgery patients.
- Conditions
- COPD Exacerbation, Oxygen Toxicity, Abdominal Obesity, Surgery
- Trial name
- NCT04136717
- Testing
- Washout period, NIV - FreeO2, Nasal High flow Oxygen therapy - FreeO2
- Where
- Canada
- Volunteers
- 10 people
- Sponsor
- François Lellouche
Obesity, Type 2 Diabetes
Hyperbaric Oxygen Therapy and Insulin Resistance (HOTAIR2) - Effect of One HBO Session.
Obesity is an epidemic in Western society and is the biggest risk factor for insulin resistance and type 2 diabetes. The investigators have recently shown that exposure to hyperbaric oxygen (HBO) leads to an increase insulin…
- Trial name
- HOTAIR2 (NCT02009813)
- Testing
- Hyperbaric Oxygen Therapy
- Where
- Australia
- Volunteers
- 9 people, healthy volunteers welcome
- Sponsor
- University of Adelaide
Calorimetry, Indirect, Oxygen Consumption
Comparison of the Q-NRG+ Indirect Calorimetry Device Versus the V(Max) Encore Device in Mechanically Ventilated Children
The overarching aim of this proposal is to examine the feasibility of the Q-NRG+ indirect calorimetry device and its agreement with (Vmax) Encore indirect calorimetry device in mechanically ventilated children.
- Conditions
- Calorimetry, Indirect, Oxygen Consumption, Metabolism, Mechanical Ventilation
- Trial name
- NCT04482556
- Testing
- Q-NRG+ Indirect Calorimetry Device, V(max) Encore Indirect Calorimetry Device
- Where
- United States
- Volunteers
- 40 people
- Sponsor
- Boston Children's Hospital
Oxidative Stress, Inflammation
Dairy Attenuation of Metabolic Disease
Forty overweight and obese subjects (BMI 25-39.9) with metabolic syndrome will be randomized to inadequate dairy (<0.5 serving/day) and adequate dairy (3.5 servings/day) weight maintenance (eucaloric) diets for 12 weeks.
- Trial name
- NCT01266330
- Testing
- Low Dairy, Adequate Dairy
- Where
- United States
- Volunteers
- 40 people
- Sponsor
- University of Tennessee
Sleep Apnea, Central, Prader-Willi Syndrome
Oxygen Versus Medical Air for Treatment of CSA in Prader Will Syndrome
The aim of this study is to determine if treatment with Medical Air (21% oxygen in room air) compared to supplemental oxygen (100% oxygen) will lead to similar improvements in the central apnea-hypopnea index (CAHI) for infants…
- Trial name
- NCT03031626
- Testing
- Medical Air vs Oxygen
- Where
- Canada
- Volunteers
- 9 people
- Sponsor
- The Hospital for Sick Children
Cardiorespiratory Fitness, Substrate Metabolism During Exercise
VO2max and Substrate Crossover Point
This study aims to investigate the relationship between maximal oxygen uptake (VO2max) and the substrate crossover point during incremental exercise.
- Conditions
- Cardiorespiratory Fitness, Substrate Metabolism During Exercise, Metabolic Flexibility, Maximal Oxygen Uptake
- Trial name
- VO2MAX-CROSS (NCT07799662)
- Testing
- Incremental Graded Exercise Test (Bruce Protocol)
- Where
- Turkey (Türkiye)
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Celil Kaçoğlu
Physical Activities
Changes in Energy Expenditure in Response to Physical Activity in Healthy Adults
This study investigates how short, high-intensity body-weight exercises affect energy use in healthy young adults. The focus is on resting metabolic rate (RMR), total energy expenditure (TEE) and excess post-exercise oxygen…
- Trial name
- VITAL (NCT07529132)
- Testing
- physical activity
- Where
- Poland
- Volunteers
- 20 people
- Sponsor
- Medical University of Bialystok