| Not Yet Recruiting | Titrated Ambulatory Oxygen in Fibrotic ILD and COPD With Isolated Exertional Hypoxemia NCT07512687 | State University of New York at Buffalo | N/A |
| Recruiting | Effects of Oxygen Supplementation During the 6-Minute Walk Test in Chronic Respiratory Failure or Exertional H NCT07451977 | Istituti Clinici Scientifici Maugeri SpA | N/A |
| Not Yet Recruiting | Lung Ultrasound Score and Postoperative Pulmonary Complications in Major Non-Thoracic Surgery NCT07515001 | Dicle University | — |
| Not Yet Recruiting | Real-Time End-Tidal Carbon Dioxide Monitoring for Early Warning of Hypoxemia in Painless Gastrointestinal Endo NCT07489157 | Chinese PLA General Hospital | N/A |
| Recruiting | POM vs HFNC for Hypoxemia Prevention in Children NCT07234188 | Bedirhan Günel | N/A |
| Not Yet Recruiting | Steroid Treatment for Severe Acute Respiratory Infection (STAR) Trial NCT07199192 | National Institute of Allergy and Infectious Diseases (NIAID) | Phase 4 |
| Not Yet Recruiting | Recovery Hypoxemia After Sedated Upper Gastrointestinal Endoscopy NCT07445256 | Istinye University | — |
| Not Yet Recruiting | Effect of Different Oxygen Concentrations Before Extubation After General Anesthesia on Hypoxemia After Extuba NCT07293286 | Sixth Affiliated Hospital, Sun Yat-sen University | N/A |
| Not Yet Recruiting | Preoperative ROX Index and Postoperative Hypoxemia in Bariatric Surgery NCT07303205 | Istinye University | — |
| Completed | Procedural Oxygen Mask vs Nasal Cannula in Pediatric Endoscopy NCT07234175 | Bedirhan Günel | N/A |
| Enrolling By Invitation | SpO2 Accuracy in Children NCT07168798 | Nihon Kohden | — |
| Recruiting | Combination of COMBO Endoscopy Oropharyngeal Airway and HFNC Oxygenation in Sedated Gastrointestinal Endoscopy NCT07175155 | Zhejiang University | N/A |
| Recruiting | Inhaled Treprostinil (Tyvaso Nebulizer) For COPD Patients With Hypoxemia NCT07037836 | Bastiaan Driehuys | Phase 2 |
| Active Not Recruiting | The Role of Acetazolamide in Mitigating Inflammation and Innate Immune Activation at High Altitude NCT07517068 | University of California, Riverside | EARLY_Phase 1 |
| Completed | High-flow Nasal Cannula Oxygenation in Sedated Endoscopy for High-risk Obstructive Sleep Apnea Patients NCT07155330 | Zhejiang University | N/A |
| Recruiting | Dexmedetomidine vs Propofol in High-Risk ERCP Patients NCT07166614 | Sisli Hamidiye Etfal Training and Research Hospital | N/A |
| Recruiting | Prevention of Desaturations Using Positive Airway Pressure or Capnometry During ERCP NCT07056075 | Karl Landsteiner University of Health Sciences | N/A |
| Completed | THRIVE in Sedated Gastrointestinal Endoscopy NCT07487051 | Fatih Sultan Mehmet Training and Research Hospital | — |
| Enrolling By Invitation | Extubation Safety Via Microstream EtCO₂ (IPI) Monitoring NCT06975553 | Chinese PLA General Hospital | N/A |
| Completed | Efficacy of Propofol-Ketamine and Sevoflurane in Children Undergoing Magnetic Resonance Imaging NCT06832683 | Kocaeli City Hospital | N/A |
| Recruiting | Medical Device Clinical Trial Without CE Marking to Evidence Safety and Performance of the INBENTUS VERSATILE NCT07432191 | Iconic Solutions By Murcia SL | N/A |
| Completed | Running Title: Correlation Between Pulse Oximeter (SpO2) and ABG (SaO2) NCT07166718 | Tribhuvan University Teaching Hospital, Institute Of Medicine. | — |
| Completed | High-Flow Nasal Oxygen During Endoscopic Retrograde Cholangiopancreatography In Geriatric Patients NCT07493811 | Prof. Dr. Cemil Tascıoglu Education and Research Hospital Organization | N/A |
| Completed | Procedural Oxygen Mask vs. High-flow Nasal Cannula for Hypoxemia Prevention During ERCP NCT06817603 | Kocaeli City Hospital | N/A |
| Active Not Recruiting | The Effectiveness of Two Distinct Ventilation Strategies Escalating Positive End Expiratory Pressure (PEEP) an NCT06847412 | Ain Shams University | N/A |
| Completed | Impact of Nasal Mask Versus Nasal Cannula Oxygenation on Hypoxemia in Gastrointestinal Endoscopy: A Brain Func NCT07500779 | Sultan Abdulhamid Han Training and Research Hospital, Istanbul, Turkey | N/A |
| Active Not Recruiting | Effectiveness of Low Volume and Low Pressure in Severe Hypoxemic Patients NCT06513299 | Gruppo Italiano per la Valutazione degli Interventi in Terapia Intensiva | — |
| Enrolling By Invitation | The Effect of Semi-recumbent Position on Hypoxemia After Lung Segment/Lobe Surgery NCT07060625 | Shanghai Pulmonary Hospital, Shanghai, China | — |
| Not Yet Recruiting | Postoperative Extubation in Hypoxemic Patients NCT06688487 | Fondation Hôpital Saint-Joseph | N/A |
| Completed | Procedural Oxygen Mask vs. Nasal Cannula for Hypoxemia Prevention During Endoscopic Retrograde Cholangiopancre NCT06681558 | Kocaeli City Hospital | N/A |
| Recruiting | Effects of Walking Apnea At High Lung Volume on Hypoalgesia NCT06638528 | Universidad Rey Juan Carlos | N/A |
| Recruiting | Effects of Walking Apnea At Low Lung Volume on Hypoalgesia NCT06638515 | Universidad Rey Juan Carlos | N/A |
| Recruiting | Skin Pigment/Pulse Oximeter in Congenital Heart Disease (CHD) NCT06575270 | Icahn School of Medicine at Mount Sinai | — |
| Recruiting | Efficacy of PIMUN by Reducing Intermittent Hypoxia Events NCT07396103 | Pontificia Universidad Catolica de Chile | N/A |
| Recruiting | Optimizing Care in Critically Ill at UCHealth by Liberalizing the Target O2 in Mechanically-ventilated ICU Pat NCT06501118 | University of Colorado, Denver | N/A |
| Recruiting | Health Systems and Policy Contexts of Medical Oxygen NCT06169514 | Murdoch Childrens Research Institute | — |
| Recruiting | Comparison of Pulse Oximetry (SpO2) With Different Oximeters and Arterial Saturation (SaO2): Oxygap2 Study NCT06102499 | Laval University | — |
| Not Yet Recruiting | Position Intervention to Reduce Hypoxemia in Sedation Patients NCT06459167 | First Affiliated Hospital of Zhejiang University | N/A |
| Unknown | Optimising Ventilatory Strategies by Using Positive Respiratory Integer Measurements NCT06298435 | University Medical Center Groningen | — |
| Completed | Sigh Ventilation on Postoperative Hypoxemia in Cardiac Surgery NCT06248320 | Zhongda Hospital | N/A |
| Completed | Hypoxemia in the First 24 Hours After Trauma - an Observational Study NCT06256692 | Rigshospitalet, Denmark | — |
| Recruiting | Oxygen Targets in Acute Heart Failure With Pulmonary Congestion NCT05613218 | Copenhagen University Hospital, Hvidovre | Phase 2 / Phase 3 |
| Recruiting | Driving Pressure-guided Lung Protective Ventilation NCT06361420 | Yong Lin, PhD | N/A |
| Completed | Pulmonary Ultrasound for the Assessment of Atelectasis in Anesthetized Children Using a Laryngeal Mask Airway. NCT06214312 | Centre Hospitalier Universitaire Saint Pierre | — |
| Recruiting | Investigation of Skin Pigmentation Effect on Performance of Masimo Pulse Oximetry (INSPIRE) NCT06432881 | Masimo Corporation | N/A |
| Completed | Early Prone Positioning and Clinical Outcomes in Non-Intubated Acute Respiratory Distress Syndrome (ARDS) Pati NCT07133022 | Loai Muawiah Zabin | N/A |
| Completed | Intra-Operative Modified Ventilator Mechanical Power in Laparoscopic Bariatric Surgeries NCT07065370 | Tanta University | N/A |
| Recruiting | Evaluation of a Multi-country Medical Oxygen Program NCT06087315 | Murdoch Childrens Research Institute | — |
| Unknown | Anesthesia Endoscope Mask is Applied to Sedation Upper Gastrointestinal Endoscopic Diagnosis and Treatment NCT06085859 | Sichuan Provincial People's Hospital | N/A |
| Completed | Oxygen Delivery Methods of Nasal Catheter on the Incidence of Hypoxemia in Patients With Painless Gastroscopy NCT06139081 | Nanjing First Hospital, Nanjing Medical University | N/A |
| Unknown | Pre-oxygenation in Sitting Position and Oxygen Reserve Index NCT05964309 | Imam Abdulrahman Bin Faisal University | N/A |
| Unknown | Effects of Continuous Positive Airway Pressure on Peripheral Oxygen Saturation, Work of Breathing, and Exercis NCT05971290 | University of Colorado, Denver | N/A |
| Completed | Comparison of Multiple Oxygenation Targets With Different Oximeters in Chronic Obstructive Pulmonary Disease ( NCT05819164 | Laval University | N/A |
| Recruiting | HYPoxaEmic Respiratory Failure and Awake Prone Ventilation NCT05990101 | Vilnius University | N/A |
| Completed | 'Optiflow + Duet' Interface' vs 'Standard' High Flow Nasal Cannula NCT05838326 | University of Padova | N/A |
| Unknown | Comparative Study on the Effectiveness, Comfort and Compliance of HFNC and Noninvasive Mechanical Ventilation NCT05784636 | Qilu Hospital of Shandong University | N/A |
| Completed | Oximeters and Skin Pigment: Impact of Skin Pigmentation on Accuracy of Pulse Oximetry NCT05690269 | University of Cincinnati | — |
| Completed | Automated Oxygen Titration at Home in Patients With COPD on Home Oxygen NCT05556187 | Hvidovre University Hospital | N/A |
| Unknown | NIV-FOB, HFNC-FOB- Comparison of Methods NCT05655026 | Medical University of Silesia | N/A |
| Recruiting | Postoperative Respiratory and Activity Monitoring NCT06239831 | University of Colorado, Denver | — |
| Recruiting | Trial of Venovenous ECMO to De-Sedate, Extubate and Mobilise in Hypoxic Respiratory Failure NCT05562505 | Australian and New Zealand Intensive Care Research Centre | N/A |
| Unknown | Accuracy of Pulse Oximeters With Profound Hypoxia NCT06022523 | Consolidated Research, Inc. | N/A |
| Completed | Pulse Oximetry Errors in Hospitalized Patients Across Varying Skin Pigmentation NCT05554510 | University of California, San Francisco | — |
| Completed | Exploring Pulse OXimeter Accuracy Across SKin Tones NCT05481515 | Intensive Care National Audit & Research Centre | — |
| Completed | SuperNO2VA Et Versus Oxygen Face Mask During Deep Sedation NCT05175573 | Vyaire Medical | N/A |
| Completed | Nasotracheal Intubation With VL vs DL in Infants Trial NCT05433155 | Children's Hospital of Philadelphia | N/A |
| Withdrawn | Oxygen Saturation: Analytical Comparison for COVID NCT04874805 | Assistance Publique - Hôpitaux de Paris | N/A |
| Completed | Soluble VE-cadherin in Prediction and Diagnosis of Early Postoperative Hypoxemia After Cardiopulmonary Bypass NCT05647382 | Zhuan Zhang | N/A |
| Unknown | Clinical Impact of Automated Oxygen Administration on Confirmed or Suspected COVID-19 in the Emergency Departm NCT05235386 | Laval University | — |
| Active Not Recruiting | Rebreathing-induced Hypoxia and Glucose Levels NCT05422430 | University of Texas at Austin | N/A |
| Unknown | HFLVV for Hypoxemia in Robot-assisted Cardiac Surgery NCT04926649 | Daping Hospital and the Research Institute of Surgery of the Third Military Medical University | N/A |
| Completed | The Effects of Wearing a Face Mask During Exercise in Youth Hockey Players During COVID-19 NCT04874766 | University of Saskatchewan | N/A |
| Completed | Closed-loop Oxygen Control for High Flow Nasal Therapy NCT04965844 | Hospital Universitari Vall d'Hebron Research Institute | N/A |
| Completed | Evaluation of a Low-cost CPAP Device on Hospitalized COVID-19 Patients NCT04681859 | Bangladesh University of Engineering and Technology | N/A |
| Completed | Comparison of Two FiO2 (1 or 0.5) for Tracheal Extubation in Post-anesthesia Care Unit NCT04879290 | University Hospital, Caen | N/A |
| Unknown | Tolerability and Efficacy of RJX in Patients With COVID-19 NCT04708340 | Reven Pharmaceuticals, Inc. | Phase 1 / Phase 2 |
| Recruiting | OxyGap : Comparison Between Different Pulse Oximeter and With the Arterial Blood Gase NCT04772183 | Laval University | — |
| Unknown | Single Lung Ventilation Versus Two Lung Ventilation NCT04981990 | Ain Shams University | N/A |
| Completed | Bioelectrical Impedance in Monitoring Hyperhydration and Polyneuromyopathy in Critically Ill Patients NCT05991778 | University Hospital Ostrava | — |
| Terminated | A Study of Micro Dose Ambrisentan in Hospitalized Patients With Respiratory Insufficiency Due to COVID-19 NCT04771000 | Noorik Biopharmaceuticals AG | Phase 2 |
| Completed | Influence of Intermittent Hypoxia on Glycemic Control NCT06490900 | University of Texas at Austin | N/A |
| Completed | Effects of Low Molecular Weight Heparin Therapy With Soft-Mist Inhaler for COVID-19 Induced Hypoxemia NCT04990830 | Istanbul University | Phase 2 / Phase 3 |
| Completed | Pilot Study to Evaluate the Revoxa™ System in Hypoxic Patients NCT04699942 | Dr. David Maslove | N/A |
| Unknown | Perioperative Hypoxemia in Pediatrics NCT04723017 | Seoul National University Hospital | — |
| Completed | Almitrine in COVID-19 Patients With ARDS Treated by HFNO NCT05216575 | Centre Hospitalier Universitaire de Nice | — |
| Completed | Oxygen Savings With Administered Oxygen and High Flow Ambient Air At Rest NCT04170062 | Johns Hopkins University | N/A |
| Withdrawn | iNOPulse for COVID-19 NCT04398290 | Roger Alvarez | Phase 2 |
| Completed | Silent Hypoxia and Awake Proning in COVID-19 Patients NCT04647747 | Ostfold Hospital Trust | N/A |
| Completed | "Facemask Use During High-intensity Interval Exercise in Temperate and Hot Environments" NCT05143801 | University of New Mexico | N/A |
| Completed | Comparison of the Surgical Facemask With the Double-trunk Mask on Oxygenation in COVID-19 NCT04629989 | Cliniques universitaires Saint-Luc- Université Catholique de Louvain | N/A |
| Unknown | Point-of-care Lung Ultrasound (POCUS)-Integrated Study of Admitted Patients With COVID-19 NCT05228717 | Olive View-UCLA Education & Research Institute | — |
| Completed | Hepatitis B Virus Reactivation in COVID-19 NCT07154212 | University Medical Centre Ljubljana | — |
| Unknown | Effects of Acute Intermittent Hypoxia on Brain Function Imaging and Systemic Inflammation NCT03453697 | Xinhua Hospital, Shanghai Jiao Tong University School of Medicine | N/A |
| Active Not Recruiting | Work of Breathing Assessment in Triage Scale NCT05479929 | CHRISTUS Health | — |
| Completed | poStoperative Anesthesia Care: Facial Mask vs Hfnc and Thoracic Ultrasound for Reduction of Atelectasis Incide NCT04566419 | Fondazione Policlinico Universitario Agostino Gemelli IRCCS | N/A |
| Completed | Effects in Oxygenation and Hypoxic Pulmonary Vasoconstriction in ARDS Secondary to SARS-CoV2 NCT04998253 | Unidad Temporal COVID-19 en Centro Citibanamex | EARLY_Phase 1 |
| Completed | Effects of a Face Mask on Oxygenation During Exercise NCT04557605 | University of Saskatchewan | N/A |
| Completed | Nitric Oxide Therapy for COVID-19 Patients With Oxygen Requirement NCT04476992 | Tomsk National Research Medical Center of the Russian Academy of Sciences | Phase 1 / Phase 2 |
| Withdrawn | Frespaciguat (MK-5475) in Participants With Hypoxemia Due to COVID-19 Pneumonia (MK-5475-009) NCT04425733 | Merck Sharp & Dohme LLC | Phase 1 |
| Terminated | ARrest RESpiraTory Failure From PNEUMONIA NCT04193878 | Stanford University | Phase 3 |
| Completed | Comparison of the Non-rebreather Mask With the Double-trunk Mask NCT04383821 | Cliniques universitaires Saint-Luc- Université Catholique de Louvain | N/A |
| Completed | Automatic Oxygen Titration With O2matic® to Patients Admitted With COVID-19 and Hypoxemic Respiratory Failure NCT04565106 | Hvidovre University Hospital | — |
| Completed | Impact of the Double-Trunk Mask on Oxygenation Titration in COVID-19 NCT04346420 | Cliniques universitaires Saint-Luc- Université Catholique de Louvain | N/A |
| Completed | An Open Randomized Study of Dalargin Efectiveness in Combination With Leitragin Drug in Patients With Severe a NCT04346693 | Burnasyan Federal Medical Biophysical Center | Phase 3 |
| Unknown | Assessment of the Effectiveness of Vibroacoustic Therapy for Respiratory Failure Caused by COVID 19 NCT04435353 | Astana Medical University | N/A |
| Completed | Postoperative Remote Monitoring of Vital Signs in Older Cardiac Surgery Patients NCT03944967 | St. Antonius Hospital | — |
| Unknown | Transnasal Humidified Rapid Insufflation System for Intubation NCT04238351 | Gachon University Gil Medical Center | N/A |
| Completed | High-flow Nasal Cannula vs. Helmet PSV vs. Helmet CPAP During Respiratory Failure NCT04241861 | Fondazione Policlinico Universitario Agostino Gemelli IRCCS | N/A |
| Completed | Prevention and Treatment of Laryngospasm and Hypoxemia Based on Risk Factors in Adult Outpatients Undergoing E NCT04159116 | Envision Healthcare Scientific Intelligence, Inc. | N/A |
| Completed | IPI-Guided Monitoring for Oxygen Desaturation in ERCP NCT07451704 | Merve Gökçe | N/A |
| Completed | Automated Oxygen Control by O2matic to Patients Admitted With Acute Hypoxemia NCT04079465 | Hvidovre University Hospital | N/A |
| Completed | Impact of Pulse Oximetry on Hospital Referral Acceptance in Children Under 5 With Severe Pneumonia NCT03588377 | Aga Khan University | N/A |
| Unknown | Non Invasive Evaluation of Muscle Hypoxia in COPD Patient (EVANIMUS) NCT03921983 | University Hospital, Clermont-Ferrand | N/A |
| Completed | Solar Oxygen Study NCT03851783 | University of Alberta | N/A |
| Unknown | Therapy With High-flow Oxygen by Nasal Cannula vs Noninvasive Ventilation in Patients With Acute Hypoxemic Res NCT03865056 | University Health Network, Toronto | N/A |
| Completed | Cystic Fibrosis and Fit-to-Fly NCT03843723 | Oslo University Hospital | — |
| Unknown | The Application Of Lung Ultrasound In Postoperative Hypoxemia Patients NCT03802175 | Second Affiliated Hospital, School of Medicine, Zhejiang University | — |
| Completed | The Effects of Flow Settings During High Flow Nasal Cannula for Adult Hypoxemia Patients NCT03738345 | Rush University Medical Center | N/A |
| Terminated | Automated Adjustment of Oxygen on Patient With Acute COPD Exacerbation - FreeO2 HypHop NCT03835741 | Laval University | N/A |
| Unknown | Assessing the Feasibility and Effectiveness of Introducing Pulse Oximetry in IMCI Services NCT03750747 | International Centre for Diarrhoeal Disease Research, Bangladesh | N/A |
| Completed | Oxygen Control and Weaning by O2matic to Patients Admitted With an Exacerbation of COPD NCT03661086 | Hvidovre University Hospital | N/A |
| Unknown | SuperNO2VA™ and General Anesthesia Postoperative Care NCT03969615 | Vyaire Medical | N/A |
| Suspended | Alternate Methodology of Pulse Oximeter Validation NCT03628560 | Duke University | N/A |
| Completed | Point of Care Ultrasound Evaluation in the Post-Anesthesia Unit NCT04410757 | Loma Linda University | — |
| Terminated | PreOxygenation for EndoTracheal Intubations NCT03240614 | Nova Scotia Health Authority | N/A |
| Unknown | Conduct of Nasal High Flow Oxygen in Acute Respiratory Failure NCT03311087 | Hôpital Louis Mourier | — |
| Completed | Application of Indicator Based-electrical Impedance Tomography Method Assess Lung Regional Perfusion in ICU Pa NCT04081142 | Yun Long | — |
| Completed | COMparison of Portable Fingertip Versus Conventional Pulse OximeteRs Trial NCT03496493 | University of Cape Town | — |
| Completed | Effect of Lung Protective One-lung Ventilation With Fix and Variable PEEP on Oxygenation and Outcome NCT03968120 | University of Debrecen | N/A |
| Completed | Effects of Oxymizer Pendant Cannula Versus Conventional Nasal Cannula During Endurance Shuttle Walk Tests in H NCT03411876 | Klaus Kenn | N/A |
| Completed | Race-Specific Propofol Titration to Effect for Procedural Sedation NCT03290859 | University of Florida | — |
| Completed | Lung Protective One-lung Ventilation With Fix and Variable Tidal Volume NCT03364465 | University of Debrecen | N/A |
| Completed | Observance of Long Term Oxygen Therapy in Chronic Inspiratory Disease Patients NCT03188588 | SOS Oxygene Mediterranee | — |
| Terminated | Study to Evaluate the Effect of GBT440 Administered to Subjects With IPF on Supplemental Oxygen at Rest NCT02989168 | Global Blood Therapeutics | Phase 2 |
| Completed | Pulse Oximetry With Automated Verbal Prompts NCT02930863 | University of Florida | N/A |
| Unknown | Salvage Treatment of Inhaled Nitric Oxide in Patients With Refractory Hypoxemia After Aortic Surgery NCT03009643 | Shanghai Zhongshan Hospital | N/A |
| Completed | Open Lung Protective Ventilation in Cardiac Surgery NCT02866578 | Assistance Publique Hopitaux De Marseille | N/A |
| Completed | Study to Evaluate the Safety and Tolerability of GBT440 Administered to Subjects With IPF NCT02846324 | Global Blood Therapeutics | Phase 2 |
| Unknown | The Correlation Between Sleep Quality and Atrial Fibrillation Undergoing High-flow Nasal Cannula Oxygen (HFNC) NCT02713737 | Henan Institute of Cardiovascular Epidemiology | Phase 4 |
| Completed | Validation of a Miniature SpO2 Sensor in Healthy Subjects and Patients With Long-term Oxygen Therapy. NCT02723032 | Insel Gruppe AG, University Hospital Bern | N/A |
| Completed | The Effectivity of End-tidal CO2 and Oxygen Reserve Index (ORI) Monitoring in Sedation NCT04793178 | Yuksek Ihtisas Hospital | N/A |
| Unknown | Neuromuscular-Blocking Agents and Hypoxemia During Intubation in Infants (ROC-HYPOX) NCT02589691 | Fondation Ophtalmologique Adolphe de Rothschild | Phase 4 |
| Completed | Peripheral Nerve Stimulation to Reduce Hypoxic Events NCT02554110 | Mayo Clinic | N/A |
| Completed | Comparison of Three Scores for Ultrasound Assessment and Monitoring of Pulmonary Aeration NCT02450825 | Centre hospitalier de l'Université de Montréal (CHUM) | N/A |
| Terminated | CPAP Improving Mortality for Pneumonia in African Children Trial NCT02484183 | Johns Hopkins University | N/A |
| Completed | Comparison of Pharyngeal Oxygen Delivery by Different Oxygen Masks NCT02523586 | Oregon Health and Science University | — |
| Completed | Comparsion of King Vision® Standard Blade and King Vision® Channeled Blade in Patients Scheduled for Tracheal NCT02344030 | Johannes Gutenberg University Mainz | N/A |
| Unknown | Non Contact Measurement of Vital Signs NCT02287220 | University of Virginia | — |
| Completed | Solar Powered Oxygen Delivery NCT02100865 | University of Alberta | Phase 2 |
| Completed | Heated Humidified Oxygen Compared to Dry Oxygen Therapy in Children With Bronchiolitis NCT02094664 | UCSF Benioff Children's Hospital Oakland | N/A |
| Completed | Capnography Monitoring During Intravenous Conscious Sedation Sedation With Midazolam for Oral Surgery NCT01949012 | University College Cork | N/A |
| Active Not Recruiting | Oxygen Supplementation and Ventilator Hyperinflation in the Endotracheal Suction (OSVHES) NCT02440919 | Universidade Federal de Sao Carlos | N/A |
| Completed | The Performance of Two Oxygen Delivery Devices Used After General Anesthesia. NCT01917526 | Mahidol University | N/A |
| Completed | Laryngeal View With Videolaryngoscopy NCT01635179 | Glostrup University Hospital, Copenhagen | N/A |
| Unknown | Atropine Versus no Atropine for Neonatal Rapid Sequence Intubation NCT01595399 | University of Manitoba | Phase 4 |
| Completed | The Open Lung Approach During One Lung Ventilation in Thoracic Surgery NCT03435523 | University of Foggia | N/A |
| Completed | Infant Pulse Oximetry in Pakistan Study NCT01676610 | The Hospital for Sick Children | — |
| Completed | Comparison of Oxygen Delivery Devices for Reversal of Altitude-Induced Hypoxemia in Normal Subjects NCT01477450 | University of Cincinnati | N/A |
| Completed | Automatic Administration of Oxygen During Respiratory Distress NCT02027181 | University Hospital, Brest | Phase 1 |
| Completed | Bi-PAP vs Sham Bi-PAP on Pulmonary Function in Morbidly Obese Patients After Bariatric Surgery NCT03438383 | Evangelismos Hospital | N/A |
| Completed | Effect of Indacaterol Maleate in Chronic Obstructive Pulmonary Disease (COPD) on Lung Volume and Related Dyspn NCT01377051 | University of Milan | Phase 4 |
| Unknown | The Prediction Model of Hypoxemia for Safe Bronchoscopy NCT01370993 | Seoul National University Bundang Hospital | — |
| Completed | Which Place for High Flow Oxygen in ICU ? NCT02080208 | Cliniques universitaires Saint-Luc- Université Catholique de Louvain | N/A |
| Completed | Regimen of Alfentanil in Propofol Sedative Fibro-bronchoscopy NCT01470170 | Chang Gung Memorial Hospital | Phase 4 |
| Completed | Capnography During Percutaneous Transhepatic Cholangiodrainage (PTCD) (HepaBreath) NCT01587157 | Technical University of Munich | Phase 3 |
| Completed | Comparison of Four Different Recruitment Maneuvers in Patients After Coronary Surgery NCT01457651 | Northern State Medical University | N/A |
| Completed | Capnography During Colonoscopy NCT01072487 | Technical University of Munich | Phase 3 |
| Completed | Capnography During ERCP NCT01072474 | Technical University of Munich | Phase 3 |
| Completed | Differences in Morbidity Between a Necessity Endotracheal Suctioning Protocol Versus a Routine Endotracheal Su NCT01069185 | Hospital Pablo Tobón Uribe | N/A |
| Completed | Oxygen Saturation Alarms in the Neonatal Intensive Care Unit NCT01085539 | Medtronic - MITG | — |
| Completed | Rapamune Improves Outcomes of Severe H1N1 Pneumonia NCT01620307 | Chang Gung Memorial Hospital | Phase 2 |
| Completed | Changes in Blood Gases, Disturbance of Breath During Sleep and Cardiovascular Co-morbidity in COPD Patients NCT00888342 | LHL Helse | N/A |
| Completed | Exercise Pulseoximetry for Pre-flight Evaluation of Chronic Obstructive Pulmonary Disease (COPD) Patients NCT00896584 | LHL Helse | — |
| Completed | Mechanisms of Endothelial Cell Dysfunction in Sleep Apnea NCT00859950 | Weill Medical College of Cornell University | N/A |
| Completed | Recruitment Maneuver After Intubation NCT01014299 | University Hospital, Clermont-Ferrand | Phase 4 |
| Completed | Preoxygenation Using NIV in Hypoxemic Patients NCT00472160 | Assistance Publique - Hôpitaux de Paris | Phase 4 |
| Terminated | Phase 2 Study of PEG-Intron in Hereditary Hemorrhagic Telangiectasia NCT00588146 | Mayo Clinic | Phase 2 |
| Completed | Nose-close and Abdomen-compression in Pediatric Flexible Bronchoscopy NCT01629186 | Cho-yu Chan, MD | N/A |
| Completed | Does Capnography Prevent Hypoxemia During Endoscopic Retrograde Cholangiopancreatography and Endoscopic Ultras NCT00675415 | The Cleveland Clinic | N/A |
| Completed | Reproducibility of 6 Minute Walk Tests for Oxygen Desaturation NCT00740220 | Wake Forest University Health Sciences | — |
| Unknown | CPAP in Liver Transplant NCT00510770 | University of Turin, Italy | Phase 4 |
| Completed | The Physiological Impact of N95 Masks on Medical Staff NCT00173017 | National Taiwan University Hospital | N/A |
| Terminated | Inhaled Nitric Oxide in Neonates With Elevated A-a DO2 Gradients Not Requiring Mechanical Ventilation NCT00041548 | Mallinckrodt | Phase 1 / Phase 2 |
| Terminated | Comparison of Humidification Devices During Non Invasive Ventilation, in Acute Respiratory Failure NCT00190346 | Assistance Publique - Hôpitaux de Paris | N/A |