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ClinicalTrials.gov public records Last synced Oct 8, 2026, 8:07 AM EDT

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Showing 49–72 of 110 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: High Flow Nasal Cannula Clear all
Completed Not applicable Interventional Results available

Sleep and Daytime Use of Humidified Nasal High-flow Oxygen in COPD Outpatients

NCT03221387
View directory record Official record
Conditions
Pulmonary Disease, Chronic Obstructive, Hypercapnia, Hypoxia
Interventions
Humidified nasal high flow with oxygen
Device
Lead sponsor
Temple University
Other
Eligibility
40 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jun 7, 2021 · Synced Oct 8, 2026, 8:07 AM EDT
Recruiting Not applicable Interventional

Postextubation Use of Noninvasive Respiratory Support in Severely Obese Patients

NCT05918575
View directory record Official record
Conditions
Obesity, Morbid, Extubation Failure
Interventions
Noninvasive ventilation alternating with high flow nasal cannula, High flow nasal cannula
Device
Lead sponsor
Rush University Medical Center
Other
Eligibility
18 Years and older
Enrollment
250 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2028
U.S. locations
4
States / cities
Chicago, Illinois • Winfield, Illinois • Houston, Texas + 1 more
Source: ClinicalTrials.gov public record
Updated Aug 7, 2026 · Synced Oct 8, 2026, 8:07 AM 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 14, 2023 · Synced Oct 8, 2026, 8:07 AM EDT
Not listed Not applicable Interventional

End-Tidal Oxygen for Intubation in the Emergency Department

NCT06578468
View directory record Official record
Conditions
Critical Illness, Hypoxia, Respiratory Failure
Interventions
End-tidal oxygen monitor
Device
Lead sponsor
Sydney Local Health District
Government
Eligibility
18 Years and older
Enrollment
1,400 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
3
States / cities
Minneapolis, Minnesota • Albuquerque, New Mexico • The Bronx, New York
Source: ClinicalTrials.gov public record
Updated Sep 19, 2024 · Synced Oct 8, 2026, 8:07 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Different Modalities in Reducing Airborne Particulate Concentrations During AGP for Health Volunteers

NCT04681599
View directory record Official record
Conditions
Transmission, Patient-Professional
Interventions
Filter, Scavenger face tent
Device
Lead sponsor
Rush University Medical Center
Other
Eligibility
18 Years to 65 Years
Enrollment
18 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Apr 22, 2021 · Synced Oct 8, 2026, 8:07 AM 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 17, 2026 · Synced Oct 8, 2026, 8:07 AM EDT
Terminated Not applicable Interventional Results available

Effect of Synchronized vs. Continuous HFNC Using NAVA on WOB in Infants With BPD

NCT04274192
View directory record Official record
Conditions
Bronchopulmonary Dysplasia
Interventions
Synchronized HFNC at 6 liters per minute (LPM), Continuous HFNC at 6 liters per minute (LPM), Synchronized HFNC at 8 liters per minute (LPM), Continuous HFNC at 8 liters per minute (LPM)
Other
Lead sponsor
University of Arkansas
Other
Eligibility
28 Days to 1 Year
Enrollment
1 participant
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
1
States / cities
Little Rock, Arkansas
Source: ClinicalTrials.gov public record
Updated May 5, 2022 · Synced Oct 8, 2026, 8:07 AM EDT
Withdrawn Not applicable Interventional Accepts healthy volunteers

High Flow Nasal Cannula Rates in Pediatric Asthma

NCT06379607
View directory record Official record
Conditions
Pediatric Asthma
Interventions
"High Flow" High Flow Nasal Cannula, "Low Flow" High Flow Nasal Cannula
Device
Lead sponsor
University of Rochester
Other
Eligibility
2 Years to 17 Years
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
2
States / cities
Rochester, New York
Source: ClinicalTrials.gov public record
Updated Mar 27, 2026 · Synced Oct 8, 2026, 8:07 AM EDT
Completed Not applicable Interventional Results available

Transnasal Humidified Rapid-Insufflation Ventilatory Exchange (THRIVE) and Diagnostic Bronchoscopy

NCT03086408
View directory record Official record
Conditions
Bronchoscopy
Interventions
THRIVE, Endotracheal tube or Supraglottic airway
Device
Lead sponsor
Stanford University
Other
Eligibility
18 Years to 80 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
1
States / cities
Stanford, California
Source: ClinicalTrials.gov public record
Updated Jul 17, 2020 · Synced Oct 8, 2026, 8:07 AM 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 16, 2020 · Synced Oct 8, 2026, 8:07 AM EDT
Withdrawn Phase 1 Interventional Accepts healthy volunteers

Infant Pulmonary Mechanics: High Flow Nasal Cannula Versus Nasal CPAP

NCT01939067
View directory record Official record
Conditions
Respiratory Distress, Lung Injury
Interventions
Heated Humidified High Flow Nasal Cannula, Nasal Continuous Positive Airway Pressure
Device
Lead sponsor
Children's Hospital of Philadelphia
Other
Eligibility
2 Hours to 72 Hours
Healthy volunteers
Accepts healthy volunteers
Timeline
2014
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Sep 15, 2015 · Synced Oct 8, 2026, 8:07 AM EDT
Completed Not applicable Interventional Results available

Transnasal Humidified Rapid-Insufflation Ventilatory Exchange (THRIVE) Use in Pediatric Procedures

NCT03430206
View directory record Official record
Conditions
Oxygen Deficiency, Desaturation of Blood, Hypoventilation, Anesthesia; Adverse Effect
Interventions
High-flow nasal cannula
Device
Lead sponsor
Stanford University
Other
Eligibility
Up to 18 Years
Enrollment
78 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018
U.S. locations
1
States / cities
Stanford, California
Source: ClinicalTrials.gov public record
Updated Aug 6, 2020 · Synced Oct 8, 2026, 8:07 AM EDT
Completed Phase 2 Interventional Results available

High-Flow Oxygen for Dyspnea in Hospitalized Cancer Patients

NCT02932332
View directory record Official record
Conditions
Cancer
Interventions
High-flow Oxygen, Low-flow Oxygen, High-flow Air, Low-flow Air
Other
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years and older
Enrollment
26 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2023
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Apr 21, 2023 · Synced Oct 8, 2026, 8:07 AM EDT
Terminated No phase listed Observational

Treatment of Dyspnea in Do-not-intubate Patients

NCT02114944
View directory record Official record
Conditions
Acute Respiratory Failure, Acute on Chronic Respiratory Failure, Dyspnea
Interventions
NIV, CPAP, Standard oxygen, HFNC
Device
Lead sponsor
Tufts Medical Center
Other
Eligibility
18 Years and older
Enrollment
400 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2023
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated May 13, 2025 · Synced Oct 8, 2026, 8:07 AM 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 27, 2026 · Synced Oct 8, 2026, 8:07 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

THRIVE Use in Pediatric Populations- Multi Site

NCT04322994
View directory record Official record
Conditions
Oxygen Deficiency, Desaturation of Blood, Hypoventilation, Anesthesia; Adverse Effect
Interventions
Transnasal Humidified Rapid-Insufflation Ventilatory Echange
Device
Lead sponsor
Stanford University
Other
Eligibility
Up to 18 Years
Enrollment
175 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2024
U.S. locations
5
States / cities
Palo Alto, California • Chicago, Illinois • Boston, Massachusetts + 2 more
Source: ClinicalTrials.gov public record
Updated Mar 27, 2025 · Synced Oct 8, 2026, 8:07 AM EDT
Not listed Not applicable Interventional

Effects of High Flow Nasal Cannula on Deadspace Reduction and Regional Distribution of Ventilation

NCT02460653
View directory record Official record
Conditions
Respiratory Insufficiency, Hypoxia
Interventions
HFNC Flow Rate
Device
Lead sponsor
Boston Children's Hospital
Other
Eligibility
4 Weeks to 17 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2021
U.S. locations
2
States / cities
Boston, Massachusetts • Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Jun 4, 2019 · Synced Oct 8, 2026, 8:07 AM EDT
Completed Not applicable Interventional

Strategy to Avoid Excessive Oxygen Using an Autonomous Oxygen Titration Intervention

NCT06374225
View directory record Official record
Conditions
Critical Illness, Wounds and Injury, Disease Attributes, Pathologic Processes
Interventions
Automated Titration (O2matic)
Device
Lead sponsor
University of Colorado, Denver
Other
Eligibility
18 Years and older
Enrollment
300 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
4
States / cities
Aurora, Colorado • Winston-Salem, North Carolina • Portland, Oregon + 1 more
Source: ClinicalTrials.gov public record
Updated Apr 29, 2026 · Synced Oct 8, 2026, 8:07 AM EDT
Terminated Not applicable Interventional Results available

High Flow Nasal Cannula Versus Bubble Nasal CPAP for the Treatment of Transient Tachypnea of the Newborn in Infants ≥ 35 Weeks Gestation

NCT01270581
View directory record Official record
Conditions
Transient Tachypnea of the Newborn
Interventions
High Flow Nasal Cannula, Bubble Nasal CPAP
Other
Lead sponsor
Icahn School of Medicine at Mount Sinai
Other
Eligibility
Up to 24 Hours
Enrollment
7 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2012
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Feb 16, 2017 · Synced Oct 8, 2026, 8:07 AM EDT
Withdrawn Not applicable Interventional

COVIDNOCHE Trial (HFNO Versus CPAP Helmet) in COVID-19 Pneumonia

NCT04381923
View directory record Official record
Conditions
Severe Acute Respiratory Syndrome Coronavirus 2, Hypoxemic Respiratory Failure, Pneumonia, Viral, COVID
Interventions
Helmet Continuous Positive Airway Pressure (CPAP), High Flow Nasal Oxygen (HFNO)
Device
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Apr 5, 2022 · Synced Oct 8, 2026, 8:07 AM EDT
Completed Not applicable Interventional

High-flow Nasal Oxygen Therapy for Advanced Endoscopy in High-risk Patients.

NCT06610461
View directory record Official record
Conditions
Hypoxemia During Surgery
Interventions
HFNO-Treatment
Device
Lead sponsor
Beth Israel Deaconess Medical Center
Other
Eligibility
18 Years and older
Enrollment
180 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Oct 7, 2025 · Synced Oct 8, 2026, 8:07 AM EDT
Completed Not applicable Interventional

In Line Aerosol Nebulization With High Flow

NCT05880836
View directory record Official record
Conditions
Hypoxemic Respiratory Failure, Airway Obstruction
Interventions
nebulizer via in-line drug delivery maintaining high-flow nasal cannula oxygen, standard jet nebulization (SJN) with face mask
Device
Lead sponsor
University of California, Los Angeles
Other
Eligibility
18 Years and older
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
2
States / cities
Los Angeles, California • Santa Monica, California
Source: ClinicalTrials.gov public record
Updated Aug 11, 2025 · Synced Oct 8, 2026, 8:07 AM EDT
Completed No phase listed Observational

Premature Infant Exposure to Noise Generated by Respiratory Support

NCT01748214
View directory record Official record
Conditions
Premature Birth of Newborn
Interventions
Not listed
Lead sponsor
University of Virginia
Other
Eligibility
7 Days and older
Enrollment
28 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2010
U.S. locations
1
States / cities
Charlottesville, Virginia
Source: ClinicalTrials.gov public record
Updated Dec 12, 2012 · Synced Oct 8, 2026, 8:07 AM EDT
Completed Not applicable Interventional

High Flow Nasal Cannula in Comparison With Nasal Continuous Positive Airway Pressure in the Management of Respiratory Distress Syndrome

NCT02587832
View directory record Official record
Conditions
Respiratory Distress Syndrome
Interventions
HHHFNC, NCPAP
Device
Lead sponsor
Sidra Medicine
Other
Eligibility
Not listed
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2012
U.S. locations
1
States / cities
Akron, Ohio
Source: ClinicalTrials.gov public record
Updated Oct 27, 2015 · Synced Oct 8, 2026, 8:07 AM EDT