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Showing 25–45 of 21 matching trials from the live ClinicalTrials.gov search.
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Filters: Intervention: HFNC flow Clear all
Completed Not applicable Interventional Accepts healthy volunteers

High Flow Nasal Cannula Versus Nasal Continuous Positive Airway Pressure

NCT01531465
View directory record Official record
Conditions
Respiratory Insufficiency
Interventions
Pulmonary Function Testing & esophageal pressure monitoring, Pulmonary function testing and esophageal pressure
Other
Lead sponsor
Christiana Care Health Services
Other
Eligibility
2 Days to 6 Months
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2013
U.S. locations
1
States / cities
Newark, Delaware
Source: ClinicalTrials.gov public record
Updated Jun 3, 2013 · Synced Sep 23, 2026, 9:28 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 23, 2026, 9:28 PM EDT
Completed Phase 3 Interventional

Humidified High Flow Nasal Cannula as Compared to Nasal Continuous Positive Airway Pressure

NCT00356668
View directory record Official record
Conditions
Respiratory Distress Syndrome, Cronic Lung Disease
Interventions
High Flow Nasal Cannula
Device
Lead sponsor
Children's Hospitals and Clinics of Minnesota
Other
Eligibility
72 Hours and older
Enrollment
16 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2007
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Jul 13, 2015 · Synced Sep 23, 2026, 9:28 PM EDT
Not yet recruiting Not applicable Interventional

ADINA vs. High Flow Nasal Cannula Comparison Study

NCT03171129
View directory record Official record
Conditions
Respiratory Distress Neonatal
Interventions
Adaptive Dynamic Inspiratory Nasal Apparatus, High flow Nasal Canula
Device
Lead sponsor
Loma Linda University
Other
Eligibility
23 Weeks to 40 Weeks
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Loma Linda, California
Source: ClinicalTrials.gov public record
Updated Jan 29, 2026 · Synced Sep 23, 2026, 9:28 PM EDT
Terminated Not applicable Interventional

High Flow Nasal Cannula (HFNC) Initiation Flow Rate Study

NCT04517344
View directory record Official record
Conditions
Bronchiolitis
Interventions
Initial Flow Rate
Other
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
7 Days to 12 Months
Enrollment
21 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2025
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated May 15, 2025 · Synced Sep 23, 2026, 9:28 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 23, 2026, 9:28 PM 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 3, 2019 · Synced Sep 23, 2026, 9:28 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 23, 2026, 9:28 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 23, 2026, 9:28 PM 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 4, 2022 · Synced Sep 23, 2026, 9:28 PM EDT
Recruiting Phase 4 Interventional

Use of Hyperpolarized 129Xe MR Lung Imaging in Infants

NCT04995562
View directory record Official record
Conditions
Lungs; Developmental Disorder
Interventions
129Xe
Drug
Lead sponsor
Children's Hospital Medical Center, Cincinnati
Other
Eligibility
Up to 6 Months
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2028
U.S. locations
1
States / cities
Cincinnati, Ohio
Source: ClinicalTrials.gov public record
Updated Jan 6, 2026 · Synced Sep 23, 2026, 9:28 PM EDT
Recruiting Not applicable Interventional

HFNC vs NIPPV Following Extubation

NCT05869825
View directory record Official record
Conditions
Congenital Heart Disease
Interventions
High Flow Nasal Canula following extubation, Non-Invasive Positive Pressure Ventilation following extubation
Procedure
Lead sponsor
Emory University
Other
Eligibility
Up to 1 Year
Enrollment
200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
1
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Jul 13, 2026 · Synced Sep 23, 2026, 9:28 PM EDT
Terminated Not applicable Interventional Results available

HFNC Effect on BCSS in Patients With COPD

NCT02825043
View directory record Official record
Conditions
Chronic Obstructive Pulmonary Disease
Interventions
High-Flow Nasal Cannula
Device
Lead sponsor
University of Oklahoma
Other
Eligibility
35 Years to 80 Years
Enrollment
6 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2018
U.S. locations
1
States / cities
Oklahoma City, Oklahoma
Source: ClinicalTrials.gov public record
Updated Jun 28, 2020 · Synced Sep 23, 2026, 9:28 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 23, 2026, 9:28 PM EDT
Not listed Not applicable Interventional

HFNC Versus Conventional Nasal Cannula in Oxygen Performance in Patients Receiving Colonoscopy Under IV Sedation

NCT02968706
View directory record Official record
Conditions
Desaturation of Blood
Interventions
High Flow Nasal Cannula, Conventional Nasal Cannula, Patient satisfaction questionnaire
Device · Other
Lead sponsor
Aventura Hospital and Medical Center
Other
Eligibility
18 Years and older
Enrollment
300 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017
U.S. locations
1
States / cities
Aventura, Florida
Source: ClinicalTrials.gov public record
Updated Feb 19, 2017 · Synced Sep 23, 2026, 9:28 PM EDT
Completed Not applicable Interventional Results available

Comparison of High Flow Nasal Cannula Therapy to Nasal Oxygen as a Treatment for Obstructive Sleep Apnea in Infants

NCT02858154
View directory record Official record
Conditions
Obstructive Sleep Apnea
Interventions
HFNC, Low flow oxygen by nasal cannula
Other
Lead sponsor
Children's Hospital Medical Center, Cincinnati
Other
Eligibility
1 Day to 12 Months
Enrollment
9 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2021
U.S. locations
2
States / cities
Kansas City, Kansas • Cincinnati, Ohio
Source: ClinicalTrials.gov public record
Updated Mar 14, 2022 · Synced Sep 23, 2026, 9:28 PM EDT
Not listed Not applicable Interventional

ROX Index for the Timing of Intubation in Nasal High Flow

NCT04707729
View directory record Official record
Conditions
Acute Hypoxemic Respiratory Failure
Interventions
ROX index algorithm
Diagnostic Test
Lead sponsor
Hospital Universitari Vall d'Hebron Research Institute
Other
Eligibility
18 Years to 120 Years
Enrollment
630 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2025
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Aug 14, 2024 · Synced Sep 23, 2026, 9:28 PM EDT
Completed Not applicable Interventional

High Flow Nasal Cannula With Noninvasive Ventilation

NCT04507425
View directory record Official record
Conditions
Acute Respiratory Failure
Interventions
Standard of Care - Nasal Cannula, High-flow nasal cannula, HFNC plus non-invasive ventilation
Other
Lead sponsor
University of Oklahoma
Other
Eligibility
18 Years to 100 Years
Enrollment
6 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2023
U.S. locations
1
States / cities
Oklahoma City, Oklahoma
Source: ClinicalTrials.gov public record
Updated Nov 20, 2023 · Synced Sep 23, 2026, 9:28 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 23, 2026, 9:28 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

The Effects of Different Flow Settings on Lung Impedance

NCT06228703
View directory record Official record
Conditions
Healthy
Interventions
High-flow nasal cannula device with flow setting at 40 L/min or higher
Device
Lead sponsor
Rush University Medical Center
Other
Eligibility
21 Years to 65 Years
Enrollment
26 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024
U.S. locations
1
States / cities
Forest Park, Illinois
Source: ClinicalTrials.gov public record
Updated Dec 18, 2025 · Synced Sep 23, 2026, 9:28 PM EDT
Completed Not applicable Interventional

Effects of Nasal High-flow Oxygen in Patients With an Exacerbation of Chronic Obstructive Pulmonary Disease (COPD)

NCT03214458
View directory record Official record
Conditions
Chronic Obstructive Pulmonary Disease
Interventions
Nasal high flow
Device
Lead sponsor
Temple University
Other
Eligibility
40 Years and older
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2018
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Apr 18, 2018 · Synced Sep 23, 2026, 9:28 PM EDT