Clinical trials: Hyperoxia
Cardiac Failure, Critical Illness
Blend to Limit Oxygen in ECMO: A Randomised Controlled Registry Trial
To determine in patients requiring venoarterial (V-A) ECMO, whether the use of a conservative as compared with liberal oxygen strategy, results in a greater number of ICU-free days at day 28.
- Trial name
- BLENDER (NCT03841084)
- Testing
- Oxygen
- Where
- Australia
- Volunteers
- 300 people
- Sponsor
- Australian and New Zealand Intensive Care Research Centre
Hyperoxia
Hyperoxygenation in Anesthetized Children
This study is aiming at assessing the effect of inspired oxygen fraction during general anesthesia on children's lung mechanics and volume.
- Trial name
- OXPED (NCT02384616)
- Testing
- Oxygen
- Where
- Switzerland
- Volunteers
- 58 people, healthy volunteers welcome
- Sponsor
- Walid HABRE
Trauma
Apoptosis in Polymorphonuclear Cells and Inflammatory Cytokines of Trauma Patients
This study tries to find how hypoxia and hyperoxia, among types of the respiratory failure induced cell damage that can arise in the course of traumatic damage and treatment, influences apoptosis of PMN cells and IL-6 and tumor…
- Trial name
- NCT03319017
- Testing
- Multiple-trauma patients
- Where
- South Korea
- Volunteers
- 100 people
- Sponsor
- Korea University Guro Hospital
Hyperoxia, Cardiac Surgery
Oxygenation Targets in Cardiac Surgery Patients - a Before-and-after Study
During surgery high concentrations of supplementary oxygen are routinely administrated. However, there is increasing evidence of potential harm with liberal oxygen therapy.
- Conditions
- Hyperoxia, Cardiac Surgery, Cardiopulmonary Bypass, Acute Lung Injury
- Trial name
- NCT04133740
- Testing
- Oxygen
- Where
- Denmark
- Volunteers
- 50 people
- Sponsor
- Aalborg University Hospital
Recurrence, Survival Rate
Impact of Perioperative Hyperoxia on Cancer Recurrence and Mortality After Elective Colorectal Cancer Surgery
The goal of this observational study is to evaluate whether perioperative hyperoxia (FiO₂ > 0.8), compared to conventional oxygen therapy (FiO₂ < 0.4), is associated with increased cancer recurrence and mortality in patients…
- Conditions
- Recurrence, Survival Rate, Mortality, Colorectal Surgery
- Trial name
- OncO2 (NCT06989346)
- Where
- Spain
- Volunteers
- 403 people
- Sponsor
- Parc de Salut Mar
Premature Infant, Respiratory Insufficiency
Comparison of Oxygen Controllers in Preterm InfanTs
Premature infants often receive respiratory support and supplemental oxygen for a prolonged period of time during their admission in the NICU.
- Conditions
- Premature Infant, Respiratory Insufficiency, Hypoxia, Hyperoxia
- Trial name
- COCkPIT (NCT03877198)
- Testing
- Automated oxygen control by the CLiO2 algorithm, Automated oxygen control by the Oxygenie algorithm
- Where
- Netherlands
- Volunteers
- 15 people
- Sponsor
- Leiden University Medical Center
Oxygen, Hyperoxemia
Cerebral Hemodynamic Effects of Oxygen and Antioxidants (CHEOXANT)
This study is called CHE-OX-ANT (Cerebral Hemodynamic Effects of Oxygen and Antioxidants). It is a single-center, academic research project led by the Department of Intensive Care at Erasme Hospital (Université Libre de…
- Conditions
- Oxygen, Hyperoxemia, Antioxidant, Cerebral Autoregulation
- Trial name
- CHEOXANT (NCT07369232)
- Testing
- Oxygen, Vitamin C (Ascorbic Acid)
- Where
- Belgium
- Volunteers
- 13 people, healthy volunteers welcome
- Sponsor
- Erasme University Hospital
Obesity, Hyperoxia
Evaluation of the Risk of Hyperoxia-induced Hypercapnia in Obese Cardiac Surgery Patients
This study aims to evaluate the risk of hyperoxia-induced hypercapnia in post-op obese cardiac surgery patients. It will compare two oxygenation modes in terms of their effect on the arterial partial pressure of carbon dioxide…
- Conditions
- Obesity, Hyperoxia, Hypercapnia
- Trial name
- NCT02917668
- Testing
- FreeO2, Usual care
- Where
- Canada
- Volunteers
- 30 people
- Sponsor
- Laval University
Ischemic Stroke
Oxygen Concentration Target in Stroke Endovascular Treatment
The goal of this clinical trial is to compare the effects of different concentrations of normobaric oxygen on early neurological improvement in acute ischemic stroke (AIS) patients receiving endovascular therapy (EVT).
- Trial name
- Oxy-TARGET (NCT06224426)
- Testing
- Normobaric high-concentration oxygen, Normobaric low-concentration oxygen
- Where
- China
- Volunteers
- 200 people
- Sponsor
- Beijing Tiantan Hospital
Intraocular Pressure
The Response of Intraocular Pressure to Systemic Hypercapnia and Hyperoxia
The purpose of this study is to determine how intraocular pressure responds to changes in the levels of carbon dioxide or oxygen that a healthy individual inspires.
- Trial name
- NCT01325285
- Testing
- RespirAct
- Where
- Canada
- Volunteers
- 14 people, healthy volunteers welcome
- Sponsor
- University of Toronto
Chronic Obstructive Pulmonary Disease
Effect of Supplemental Oxygen on Maximal Oxygen Consumption in Patients With Chronic Obstructive Pulmonary Disease
Maximal consumption of oxygen (VO2max) during exercise is used in patients with chronic obstructive pulmonary disease (COPD) to stratify perioperative risk.
- Trial name
- NCT01294033
- Testing
- Fractional inspired oxygen (FiO2) 0.21, Fractional inspired oxygen 0.28
- Where
- United States
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Beth Israel Deaconess Medical Center
Hypoxemia, Hyperoxia
Oximeters and Skin Pigment: Impact of Skin Pigmentation on Accuracy of Pulse Oximetry
Finger pulse oximetry SpO2 is widely used to estimate arterial oxygen saturation SaO2. Current Spo2 targets do not take into consideration the many variables that affect that correlation in particular skin pigmentation.
- Conditions
- Hypoxemia, Hyperoxia, Pigment Skin
- Trial name
- NCT05690269
- Testing
- SpO2 and SaO2 comparison
- Where
- United States
- Volunteers
- 232 people
- Sponsor
- University of Cincinnati
Hyperoxia, Hypoxia
The Association Between Sensory Block Level, Oxygen Therapy, and ORi in Varicose Vein Patients Undergoing Spinal Anesthesia (ORi: Oxygen Reserve Index)
The assessment of peripheral capillary oxygen saturation (SpO2) by pulse oximetry has become standard in perioperative care for the detection of hypoxaemia.
- Trial name
- ORi (NCT06566690)
- Testing
- Addition of ORi monitoring to SpO2 monitoring
- Where
- Turkey (Türkiye)
- Volunteers
- 56 people, healthy volunteers welcome
- Sponsor
- Kocaeli University
Response to Hyperoxia
Hyperoxic Oxidative Stress During Abdominal Surgery
Our aim is to compare the effects of 80% and 40% Fraction of inspired oxygen on oxidative stress, antioxidant response (in plasma and bronchoalveolar lavage), extubation quality, preanesthetic and postanesthetic expiration tidal…
- Trial name
- NCT01793454
- Testing
- Fraction of inspired oxygen 40%, Fraction of inspired oxygen 80%
- Where
- Turkey (Türkiye)
- Volunteers
- 40 people
- Sponsor
- Istanbul University
Rhinoplasty, Oxidative Stress
Effect of ORI-guided Oxygen Titration on Oxidative Stress in Rhinoplasty Surgery
The aim of this study is to evaluate whether the use of Oxygen Reserve Index (ORİ) can prevent hyperoxia in patients undergoing rhinoplasty surgery and whether it can reduce oxidative stress caused by hyperoxia.
- Conditions
- Rhinoplasty, Oxidative Stress, Hyperoxia, Oxygen Reserve Index
- Trial name
- NCT07158073
- Testing
- FiO₂ titration, under the guidance of ORI, Conventional oxygen administration
- Where
- Turkey (Türkiye)
- Volunteers
- 60 people
- Sponsor
- Dr. Lutfi Kirdar Kartal Training and Research Hospital
One Lung Ventilation in Thoracic Surgery
Oxygen Reserve Index Guided FiO₂ Titration in One-Lung Ventilation
One-lung ventilation (OLV) is routinely used during thoracic surgery to facilitate surgical exposure but is associated with an increased risk of intraoperative hypoxemia.
- Trial name
- NCT07359833
- Testing
- Oxygen Reserve Index (ORi)-guided oxygen titration
- Where
- Turkey (Türkiye)
- Volunteers
- 60 people
- Sponsor
- Gazi University
Acute Ischemic Stroke
Normobaric Hyperoxia Stabilizing Ischemic Penumbra
To investigate the safety and efficacy of normobaric hyperoxia (NBO) stabilizing penumbra in acute ischemic stroke patients.
- Trial name
- NCT05781880
- Testing
- Oxygen 100%
- Where
- China
- Volunteers
- 78 people
- Sponsor
- Ji Xunming,MD,PhD
Traumatic Spinal Cord Injuries
Treating Spinal Cord Injury With Early Normobaric Hyperoxia
SpiCoH is a phase IIa, single center, open-label, clinical trial of intermittent normobaric hyperoxia in mechanically ventilated patients with traumatic cervical and/or thoracic spinal cord injury.
- Trial name
- SpiCoH (NCT07465302)
- Testing
- Normobaric Hyperoxia
- Where
- United States
- Volunteers
- 12 people
- Sponsor
- University of Florida
Stroke, Acute
Normobaric Hyperoxia Combined With Reperfusion for Acute Ischemic Stroke
NBO is a nonpharmacological measure of neuroprotection. The purpose of our study is to evaluate the safety and efficiency of NBO（Normobaric hyperoxia) in the acute ischemic stroke patients who received endovascular treatment.
- Trial name
- NCT03620370
- Testing
- Normobaric oxygen therapy
- Where
- China
- Volunteers
- 86 people
- Sponsor
- Capital Medical University
Brain Death
ORI and ETCO₂ Relationship With Arterial Blood Gas During Apnea Test
This observational study aims to evaluate the relationship between the Oxygen Reserve Index (ORI) and End-Tidal Carbon Dioxide (ETCO2) values with arterial blood gas parameters in patients undergoing the apnea test for the…
- Trial name
- NCT06983990
- Testing
- No intervention (observational monitoring only)
- Where
- Turkey (Türkiye)
- Volunteers
- 35 people
- Sponsor
- Bursa Yuksek Ihtisas Training and Research Hospital