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Showing 1–24 of 110 matching trials from the live ClinicalTrials.gov search.
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Filters: Intervention: High Flow Nasal Cannula Clear all
Completed Not applicable Interventional

Supplemental Perioperative Oxygen to Reduce Surgical Site Infection After High Energy Fracture Surgery

NCT01798810
View directory record Official record
Conditions
Post Operative Surgical Site Infection
Interventions
Supplemental Perioperative Oxygen
Procedure
Lead sponsor
Major Extremity Trauma Research Consortium
Other
Eligibility
18 Years to 80 Years
Enrollment
1,171 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2022
U.S. locations
2
States / cities
Phoenix, Arizona • Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated May 4, 2026 · Synced Sep 21, 2026, 2:39 PM EDT
Terminated Not applicable Interventional

Effects of High Flow Nasal Cannula on Sputum Clearance in Acute Exacerbation of Chronic Obstructive Pulmonary Disease

NCT04217746
View directory record Official record
Conditions
Chronic Obstructive Pulmonary Disease, COPD Exacerbation, Airflow Obstruction
Interventions
High Flow Nasal Cannula
Device
Lead sponsor
Tufts Medical Center
Other
Eligibility
18 Years and older
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2025
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jul 21, 2025 · Synced Sep 21, 2026, 2:39 PM EDT
Recruiting Not applicable Interventional

A Trial Comparing High-Flow Nasal Cannula Versus Noninvasive Ventilation on Reintubation and Post-Extubation Respiratory Failure in High-Risk Patients With Systolic Heart Failure

NCT06671015
View directory record Official record
Conditions
Systolic Heart Failure, Respiratory Failure
Interventions
Airvo 3
Device
Lead sponsor
Yale University
Other
Eligibility
18 Years and older
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated May 27, 2026 · Synced Sep 21, 2026, 2:39 PM EDT
Completed Not applicable Interventional

Prematurity Related Ventilatory Control (PRE-VENT) - Specific Aim 3

NCT03333174
View directory record Official record
Conditions
Infant,Premature
Interventions
Cardiorespiratory monitoring
Diagnostic Test
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
1 Day to 98 Days
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2021
U.S. locations
1
States / cities
Birmingham, Alabama
Source: ClinicalTrials.gov public record
Updated Sep 20, 2021 · Synced Sep 21, 2026, 2:39 PM EDT
Completed Not applicable Interventional Results available

Physiological Changes With High-Flow Nasal Cannula

NCT03700606
View directory record Official record
Conditions
Respiratory Distress Syndrome in Premature Infant
Interventions
High flow nasal cannula, Nasal CPAP
Procedure
Lead sponsor
Sharp HealthCare
Other
Eligibility
23 Weeks to 28 Weeks
Enrollment
80 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2022
U.S. locations
1
States / cities
San Diego, California
Source: ClinicalTrials.gov public record
Updated Apr 16, 2026 · Synced Sep 21, 2026, 2:39 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

The Effects of Flow Settings During High Flow Nasal Cannula for Adult Hypoxemia Patients

NCT03738345
View directory record Official record
Conditions
Hypoxemia
Interventions
HFNC flow
Other
Lead sponsor
Rush University Medical Center
Other
Eligibility
18 Years to 90 Years
Enrollment
49 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2021
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Apr 22, 2021 · Synced Sep 21, 2026, 2:39 PM EDT
Withdrawn Not applicable Interventional

High Flow Therapy (HFT) to Treat Respiratory Insufficiency in Chronic Obstructive Pulmonary Disease (COPD)

NCT00990119
View directory record Official record
Conditions
Pulmonary Disease, Chronic Obstructive, Respiratory Insufficiency
Interventions
Vapotherm High Flow Therapy, Non-invasive positive pressure ventilation
Device
Lead sponsor
Vapotherm, Inc.
Industry
Eligibility
50 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2014
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Sep 15, 2020 · Synced Sep 21, 2026, 2:39 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Clinical Stabilization of Hypercapnia: NIPPV v HVNI

NCT04709562
View directory record Official record
Conditions
Hypercapnic Respiratory Failure, Chronic Obstructive Pulmonary Disease, Dyspnea, Hypercapnic Acidosis
Interventions
High Velocity Nasal Insufflation (HVNI), Noninvasive Positive Pressure Ventilation (NIPPV)
Device
Lead sponsor
Vapotherm, Inc.
Industry
Eligibility
18 Years and older
Enrollment
68 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2023
U.S. locations
7
States / cities
Los Angeles, California • Oxnard, California • Washington D.C., District of Columbia + 4 more
Source: ClinicalTrials.gov public record
Updated Aug 8, 2024 · Synced Sep 21, 2026, 2:39 PM EDT
Terminated Not applicable Interventional

Correlation of Peak Tidal Inspiratory Flow Measured Before and After Extubation in Adult Patients With Hypoxemia

NCT04971148
View directory record Official record
Conditions
Hypoxemic Respiratory Failure
Interventions
HFNC flow set at patient peak tidal inspiratory flow, HFNC flow set at 1.33 times of patient peak tidal inspiratory flow, HFNC flow set at 1.67 times of patient peak tidal inspiratory flow, HFNC flow set at 2 times of patient peak tidal inspiratory flow
Other
Lead sponsor
Rush University Medical Center
Other
Eligibility
18 Years to 90 Years
Enrollment
5 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2023
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Aug 13, 2023 · Synced Sep 21, 2026, 2:39 PM EDT
Completed No phase listed Observational

Respiratory Supports and COVID-19 Mortality

NCT04832061
View directory record Official record
Conditions
COVID-19
Interventions
Respiratory supports
Other
Lead sponsor
Yale University
Other
Eligibility
18 Years and older
Enrollment
2,300 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated May 12, 2021 · Synced Sep 21, 2026, 2:39 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Pathogenesis and Outcomes of Sleep Disordered Breathing in Chronic Obstructive Pulmonary Disease (COPD)

NCT01764165
View directory record Official record
Conditions
COPD
Interventions
Oxygen, High flow of room air
Other
Lead sponsor
Johns Hopkins University
Other
Eligibility
21 Years to 80 Years
Enrollment
52 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2016
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Oct 4, 2016 · Synced Sep 21, 2026, 2:39 PM EDT
Completed Not applicable Interventional

Weight-based Flow Rates for Children With Bronchiolitis on High-Flow Nasal Cannula: A Pilot Randomized Control Trial

NCT03492307
View directory record Official record
Conditions
Bronchiolitis
Interventions
Weight-Based Flow for High Flow Nasal Cannula (HFNC) (2L/kg/minute), Standard Flow for HFNC (Maximum 8L/minute)
Other
Lead sponsor
Boston Children's Hospital
Other
Eligibility
Up to 2 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2020
U.S. locations
1
States / cities
Weymouth, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jul 28, 2021 · Synced Sep 21, 2026, 2:39 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

TD-0903 Pharmacokinetics Study in Healthy Participants With Supplemental Oxygenation

NCT05091723
View directory record Official record
Conditions
Acute Lung Injury (ALI) Due to Coronavirus Disease-2019 (COVID-19)
Interventions
Nezulcitinib (TD-0903) Dose A, Nezulcitinib (TD-0903) Dose B
Drug
Lead sponsor
Theravance Biopharma
Industry
Eligibility
18 Years to 65 Years
Enrollment
14 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021
U.S. locations
1
States / cities
Cypress, California
Source: ClinicalTrials.gov public record
Updated Dec 9, 2021 · Synced Sep 21, 2026, 2:39 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 21, 2026, 2:39 PM EDT
Not yet recruiting Not applicable Interventional

Protocolized Weaning of High-Flow Nasal Cannula in Adult Patients

NCT07452406
View directory record Official record
Conditions
Acute Hypoxemic Respiratory Failure, High-Flow Nasal Cannula Therapy
Interventions
Protocolized HFNC Weaning Strategy, Usual Care HFNC Weaning
Behavioral
Lead sponsor
Rush University Medical Center
Other
Eligibility
18 Years and older
Enrollment
2,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Jun 9, 2026 · Synced Sep 21, 2026, 2:39 PM EDT
Completed Not applicable Interventional

CPAP Or Nasal Cannula Oxygen for Preterm Infants: A Randomized Controlled Trial

NCT04792099
View directory record Official record
Conditions
Infant, Newborn, Disease, Hypoxia, Respiratory Distress Syndrome, Bronchopulmonary Dysplasia
Interventions
Continuous positive airway pressure, Nasal Cannula
Procedure
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
Not listed
Enrollment
38 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
1
States / cities
Birmingham, Alabama
Source: ClinicalTrials.gov public record
Updated Jan 25, 2024 · Synced Sep 21, 2026, 2:39 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Use of High Flow Nasal Cannula During Sedation of Morbidly Obese Patients in the Endoscopy Suite

NCT02859597
View directory record Official record
Conditions
Morbid Obesity, Noninvasive Ventilation, Deep Sedation
Interventions
High flow nasal cannula, Nasal Cannula
Device
Lead sponsor
Montefiore Medical Center
Other
Eligibility
18 Years and older
Enrollment
41 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2018
U.S. locations
1
States / cities
The Bronx, New York
Source: ClinicalTrials.gov public record
Updated Apr 15, 2020 · Synced Sep 21, 2026, 2:39 PM EDT
Completed No phase listed Observational

Prematurity-Related Ventilatory Control

NCT03464396
View directory record Official record
Conditions
Respiratory Control in Premature Infants
Interventions
Bedside Physiology study, Carotid Body Function Test, Room Air Challenge, Hypoxia Challenge Test, Effects of Nasal Cannula Flow, Magnetic Resonance Imaging, Echocardiogram, Blood Sample
Other · Diagnostic Test
Lead sponsor
Washington University School of Medicine
Other
Eligibility
1 Day to 28 Days
Enrollment
177 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2022
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Jan 30, 2023 · Synced Sep 21, 2026, 2:39 PM EDT
Terminated Not applicable Interventional Results available

Helium-oxygen Gas Mixtures Delivered by a High Flow Nasal Cannula in Bronchiolitis

NCT02373683
View directory record Official record
Conditions
Bronchiolitis, Heliox, Pediatrics
Interventions
Vapotherm-Heliox
Device
Lead sponsor
Case Western Reserve University
Other
Eligibility
Up to 2 Years
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2015
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Mar 1, 2022 · Synced Sep 21, 2026, 2:39 PM EDT
Not listed Phase 2 Interventional Results available

High-Flow Oxygen in Reducing Shortness of Breath Caused by Exercise in Patients With Cancer

NCT02357134
View directory record Official record
Conditions
Dyspnea, Malignant Neoplasm
Interventions
Oxygen Therapy, Quality-of-Life Assessment, Questionnaire Administration, Respiratory Therapy
Procedure · Other
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years and older
Enrollment
74 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2023
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Dec 6, 2022 · Synced Sep 21, 2026, 2:39 PM EDT
Completed Not applicable Interventional Results available

Early PP With HFNC Versus HFNC in COVID-19 Induced Moderate to Severe ARDS

NCT04325906
View directory record Official record
Conditions
Prone Positioning, High Flow Nasal Cannula, Acute Respiratory Distress Syndrome, Corona Virus Infection
Interventions
high flow nasal cannula (HFNC), Prone positioning (PP)
Device · Procedure
Lead sponsor
Rush University Medical Center
Other
Eligibility
18 Years and older
Enrollment
224 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Mar 1, 2022 · Synced Sep 21, 2026, 2:39 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Assessment of End Expiratory Lung Volumes in Healthy Subjects Using High Flow Oxygen (Vapotherm®)

NCT01672242
View directory record Official record
Conditions
Healthy Adult Volunteers
Interventions
HFNC, CPAP
Device
Lead sponsor
University of Maryland, Baltimore
Other
Eligibility
18 Years to 75 Years
Enrollment
6 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2014
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Mar 7, 2022 · Synced Sep 21, 2026, 2:39 PM EDT
Terminated Not applicable Interventional Results available

Implementation of Nasal Non-Invasive Ventilation With a RAM Cannula in the Inpatient /Outpatient Setting

NCT03473171
View directory record Official record
Conditions
Chronic Respiratory Failure
Interventions
Nasal non-invasive ventilation with RAM cannula
Device
Lead sponsor
The University of Texas Health Science Center, Houston
Other
Eligibility
1 Day to 21 Years
Enrollment
5 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2019
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Mar 23, 2020 · Synced Sep 21, 2026, 2:39 PM EDT
Not yet recruiting Not applicable Interventional

Optimizing High Flow Nasal Cannula Oxygenation in Pediatric Airway Procedures

NCT06947902
View directory record Official record
Conditions
Airway Disorder
Interventions
High flow, Low Flow
Device
Lead sponsor
The University of Texas Health Science Center, Houston
Other
Eligibility
0 Years to 17 Years
Enrollment
80 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Apr 26, 2025 · Synced Sep 21, 2026, 2:39 PM EDT