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ClinicalTrials.gov public records Last synced Sep 28, 2026, 6:49 PM EDT

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Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
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Filters: Intervention: Partial pressure of oxygen Clear all
Recruiting Phase 1Phase 2 Interventional

Intermittent Hypoxia-initiated Plasticity in Humans: A Multi-pronged Therapeutic Approach to Treat Sleep Apnea and Overlapping Co-morbidities

NCT05558501
View directory record Official record
Conditions
Obstructive Sleep Apnea
Interventions
Mild Intermittent Hypoxia, Sham MIH
Other
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
30 Years to 60 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2027
U.S. locations
1
States / cities
Detroit, Michigan
Source: ClinicalTrials.gov public record
Updated Dec 3, 2025 · Synced Sep 28, 2026, 6:49 PM EDT
Completed Not applicable Interventional Results available

Electrical Impedance Tomography (EIT) Monitoring in Adults With ALI or ARDS

NCT01272882
View directory record Official record
Conditions
Acute Lung Injury (ALI), ARDS
Interventions
Electrical Impedance Tomography monitoring
Device
Lead sponsor
Christiana Care Health Services
Other
Eligibility
18 Years and older
Enrollment
13 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2011
U.S. locations
1
States / cities
Newark, Delaware
Source: ClinicalTrials.gov public record
Updated May 24, 2017 · Synced Sep 28, 2026, 6:49 PM EDT
Completed Phase 2 Interventional

Hyperbaric Oxygen Therapy for Ulcerative Colitis Flares

NCT03494764
View directory record Official record
Conditions
Colitis, Ulcerative
Interventions
Hyperbaric Oxygen Therapy
Other
Lead sponsor
Dartmouth-Hitchcock Medical Center
Other
Eligibility
18 Years and older
Enrollment
39 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2020
U.S. locations
8
States / cities
La Jolla, California • San Diego, California • Baltimore, Maryland + 5 more
Source: ClinicalTrials.gov public record
Updated Feb 7, 2021 · Synced Sep 28, 2026, 6:49 PM EDT
Completed Not applicable Interventional

Mild Intermittent Hypoxia and Its Multipronged Effect on Sleep Apnea

NCT03736382
View directory record Official record
Conditions
Obstructive Sleep Apnea, Spinal Cord Injuries
Interventions
Mild intermittent hypoxia, Sham protocol, Continuous positive airway pressure (CPAP)
Other
Lead sponsor
Wayne State University
Other
Eligibility
18 Years to 60 Years
Enrollment
47 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2026
U.S. locations
2
States / cities
Detroit, Michigan
Source: ClinicalTrials.gov public record
Updated Sep 13, 2026 · Synced Sep 28, 2026, 6:49 PM EDT
Not listed Not applicable Interventional

Intraoperative Oxygen Concentration and Neurocognition After Cardiac Surgery

NCT02591589
View directory record Official record
Conditions
Hyperoxia, Normoxic, Delirium
Interventions
Normoxic oxygenation, Hyperoxic oxygenation
Other
Lead sponsor
Beth Israel Deaconess Medical Center
Other
Eligibility
65 Years and older
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2021
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Sep 22, 2020 · Synced Sep 28, 2026, 6:49 PM EDT
Completed Not applicable Interventional

Intermittent Hypoxia Paired with High Intensity Training in Brain Injury

NCT04472442
View directory record Official record
Conditions
Brain Injuries
Interventions
Intermittent hypoxia, Sham hypoxia
Procedure
Lead sponsor
Indiana University
Other
Eligibility
18 Years to 85 Years
Enrollment
35 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2023
U.S. locations
1
States / cities
Indianapolis, Indiana
Source: ClinicalTrials.gov public record
Updated Oct 16, 2024 · Synced Sep 28, 2026, 6:49 PM EDT
Recruiting Not applicable Interventional

Careful Ventilation in Acute Respiratory Distress Syndrome (COVID-19 and Non-COVID-19)

NCT03963622
View directory record Official record
Conditions
ARDS
Interventions
Respiratory Mechanics, Standard Ventilation Strategy
Other
Lead sponsor
Unity Health Toronto
Other
Eligibility
18 Years and older
Enrollment
740 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2026
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jan 15, 2026 · Synced Sep 28, 2026, 6:49 PM EDT
Completed Not applicable Interventional Results available

Standard vs. Accelerated Initiation of RRT in Acute Kidney Injury (STARRT-AKI: Principal Trial)

NCT02568722
View directory record Official record
Conditions
Acute Kidney Injury
Interventions
Standard RRT initiation, Accelerated RRT initiation
Other
Lead sponsor
Unity Health Toronto
Other
Eligibility
18 Years and older
Enrollment
3,019 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2019
U.S. locations
6
States / cities
Birmingham, Alabama • Gainesville, Florida • Lexington, Kentucky + 2 more
Source: ClinicalTrials.gov public record
Updated Oct 17, 2024 · Synced Sep 28, 2026, 6:49 PM EDT
Active, not recruiting No phase listed Observational

Assessment of PaO2/FiO2 Ratio Pre and POst INTubation

NCT05853068
View directory record Official record
Conditions
Acute Hypoxemic Respiratory Failure
Interventions
Mechanical ventilation
Device
Lead sponsor
Hospital Universitario de Gran Canaria Doctor Negrín
Other
Eligibility
18 Years and older
Enrollment
400 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Aug 25, 2025 · Synced Sep 28, 2026, 6:49 PM EDT
Completed Phase 2Phase 3 Interventional Results available

Risk of Oxygen During Cardiac Surgery Trial

NCT02361944
View directory record Official record
Conditions
Cardiac Surgery
Interventions
Oxygen - normoxia, Oxygen - hyperoxia
Drug
Lead sponsor
Vanderbilt University
Other
Eligibility
18 Years and older
Enrollment
213 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2021
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Jan 31, 2024 · Synced Sep 28, 2026, 6:49 PM EDT
Terminated Phase 2 Interventional Results available

Study of Oxycyte in Severe Closed Head Injury

NCT00174980
View directory record Official record
Conditions
Traumatic Brain Injury
Interventions
Oxycyte
Drug
Lead sponsor
Tenax Therapeutics, Inc.
Industry
Eligibility
18 Years to 70 Years
Enrollment
9 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2008
U.S. locations
1
States / cities
Richmond, Virginia
Source: ClinicalTrials.gov public record
Updated Feb 23, 2026 · Synced Sep 28, 2026, 6:49 PM EDT
Not listed No phase listed Observational

Measuring Lung Pressures in Critically Ill Children Who Are on Mechanical Ventilation

NCT02354365
View directory record Official record
Conditions
Transpulmonary Pressure, Pressure.Rate Product, Guide to Mechanical Ventilator Management, Extubation Readiness
Interventions
Transpulmonary Pressure measurement
Device
Lead sponsor
Children's Hospital Los Angeles
Other
Eligibility
1 Week to 18 Years
Enrollment
55 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2024
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Feb 14, 2024 · Synced Sep 28, 2026, 6:49 PM EDT
Completed Not applicable Interventional

Palliative Oxygen for the Relief of Breathlessness

NCT00327873
View directory record Official record
Conditions
Dyspnea
Interventions
Oxygen, Medical Air
Other
Lead sponsor
National Health and Medical Research Council, Australia
Other
Eligibility
18 Years and older
Enrollment
240 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2008
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Dec 13, 2009 · Synced Sep 28, 2026, 6:49 PM EDT
Completed Not applicable Interventional Results available

High Flow Therapy for the Treatment of Respiratory Failure in the ED

NCT02236559
View directory record Official record
Conditions
Acute Respiratory Failure
Interventions
Noninvasive positive pressure ventilation (NIPPV), Vapotherm
Device
Lead sponsor
Vapotherm, Inc.
Industry
Eligibility
18 Years and older
Enrollment
204 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2017
U.S. locations
5
States / cities
Athens, Georgia • Florence, South Carolina • Chattanooga, Tennessee + 2 more
Source: ClinicalTrials.gov public record
Updated May 22, 2019 · Synced Sep 28, 2026, 6:49 PM EDT
Completed Not applicable Interventional Results available

Targeting Normoxia in Neonates With Cyanotic Congenital Heart Disease in the Intra-operative and Immediate Post-operative Period

NCT04452188
View directory record Official record
Conditions
Hypoplastic Left Heart Syndrome, Total Anomalous Pulmonary Venous Return, Truncus Arteriosus, Pulmonary Atresia With Ventricular Septal Defect, Transposition of the Great Arteries, Double Outlet Right Ventricle, Subpulmonary VSD, Tetralogy of Fallot, Double Outlet Right Ventricle With Subaortic Ventricular Septal Defect and Pulmonary Stenosis, Cardiopulmonary Bypass
Interventions
Normoxia (with controlled re-oxygenation), Standard of care ventilation
Other
Lead sponsor
University of Michigan
Other
Eligibility
Up to 29 Days
Enrollment
29 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Jun 17, 2024 · Synced Sep 28, 2026, 6:49 PM EDT
Terminated No phase listed Observational

EPR Tumor Oximetry With CE India Ink

NCT03321903
View directory record Official record
Conditions
Neoplasms, Malignant, Breast Neoplasm, Carcinoma, Basal Cell, Carcinoma, Squamous Cell, Melanoma, Skin Neoplasm, Head and Neck Neoplasms
Interventions
Carlo Erba Ink Injection, EPR Oximetry Measurement
Device · Other
Lead sponsor
Philip Schaner
Other
Eligibility
18 Years and older
Enrollment
3 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
1
States / cities
Lebanon, New Hampshire
Source: ClinicalTrials.gov public record
Updated Dec 18, 2019 · Synced Sep 28, 2026, 6:49 PM EDT
Completed Not applicable Interventional

Effect of CPAP on Fetal pH at Scheduled C-section in Morbidly Obese Women

NCT04993651
View directory record Official record
Conditions
Morbid Obesity, Cesarean Delivery Affecting Fetus
Interventions
CPAP
Device
Lead sponsor
Eastern Virginia Medical School
Other
Eligibility
18 Years to 45 Years · Female only
Enrollment
66 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
1
States / cities
Norfolk, Virginia
Source: ClinicalTrials.gov public record
Updated Sep 18, 2024 · Synced Sep 28, 2026, 6:49 PM EDT
Terminated Not applicable Interventional Accepts healthy volunteers Results available

Prolonged Hypoxic Breathing in Healthy Volunteers: a Safety Study

NCT02860975
View directory record Official record
Conditions
Healthy Volunteers
Interventions
Inhaled Nitrogen
Other
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 40 Years
Enrollment
5 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2019
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Apr 26, 2026 · Synced Sep 28, 2026, 6:49 PM EDT
Completed Not applicable Interventional

Measuring and Treating Brain Oxygen Levels in Open Heart Surgery

NCT01539382
View directory record Official record
Conditions
Cardiac Surgery
Interventions
Cerebral oxygenation intervention
Procedure
Lead sponsor
Icahn School of Medicine at Mount Sinai
Other
Eligibility
18 Years and older
Enrollment
140 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2014
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Oct 22, 2015 · Synced Sep 28, 2026, 6:49 PM EDT
Completed Not applicable Interventional Results available

Efficacy and Safety of a Lung Recruitment Protocol in Children With Acute Lung Injury

NCT00830284
View directory record Official record
Conditions
Acute Respiratory Distress Syndrome, Acute Lung Injury
Interventions
Recruitment maneuver
Procedure
Lead sponsor
Boston Children's Hospital
Other
Eligibility
1 Month to 18 Years
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2012
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jul 28, 2019 · Synced Sep 28, 2026, 6:49 PM EDT
Completed Not applicable Interventional

Late Permissive Hypercapnia for Intubated and Ventilated Preterm Infants

NCT02799875
View directory record Official record
Conditions
Premature Neonate
Interventions
Higher permissive hypercapnia, Lower Permissive Hypercapnia
Other
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
7 Days to 14 Days
Enrollment
130 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2021
U.S. locations
1
States / cities
Birmingham, Alabama
Source: ClinicalTrials.gov public record
Updated May 2, 2021 · Synced Sep 28, 2026, 6:49 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Evaluate Long Term Cardiovascular and Pulmonary Complications After COVID-19 With Point of Care Ultrasound

NCT04756193
View directory record Official record
Conditions
Covid19, Echocardiography, Ultrasound
Interventions
Point of care ultrasound including echocardiography, lung ultrasound, vascular ultrasound
Diagnostic Test
Lead sponsor
University of Louisville
Other
Eligibility
18 Years and older
Enrollment
98 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2024
U.S. locations
1
States / cities
Louisville, Kentucky
Source: ClinicalTrials.gov public record
Updated Oct 29, 2024 · Synced Sep 28, 2026, 6:49 PM EDT
Completed Phase 1Phase 2 Interventional Accepts healthy volunteers Results available

Effects of Caffeine and Intermittent Hypoxia on Leg Function in Human Spinal Cord Injury

NCT02323698
View directory record Official record
Conditions
Spinal Cord Injuries
Interventions
Caffeine, AIH, Placebo, SHAM
Drug · Other
Lead sponsor
Spaulding Rehabilitation Hospital
Other
Eligibility
18 Years to 75 Years
Enrollment
36 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2022
U.S. locations
1
States / cities
Cambridge, Massachusetts
Source: ClinicalTrials.gov public record
Updated Dec 12, 2023 · Synced Sep 28, 2026, 6:49 PM EDT
Not yet recruiting Not applicable Interventional

WIN Ratio Analysis to Determine a Strategy of Non- Invasive SUpport for Respiratory Failure in the EmeRgency Department

NCT07558265
View directory record Official record
Conditions
Acute Hypoxic Respiratory Failure, Acute Respiratory Distress Syndrome (ARDS)
Interventions
Non-Invasive Positive Pressure Ventilation, High Flow Nasal Oxygen
Device
Lead sponsor
Ohio State University
Other
Eligibility
18 Years and older
Enrollment
500 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2031
U.S. locations
2
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated May 6, 2026 · Synced Sep 28, 2026, 6:49 PM EDT