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ClinicalTrials.gov public records Last synced Oct 28, 2026, 10:29 AM EDT

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Showing 1–24 of 125 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Nasal High Flow Clear all
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 28, 2026, 10:29 AM EDT
Completed Not applicable Interventional

Pilot Study of Physiological Effect of High-Flow Nasal Cannula on Respiratory Pattern and Work of Breathing

NCT02514798
View directory record Official record
Conditions
COPD
Interventions
Esophageal and gastric balloons, Respiratory Inductance Plethysmography (RIP) system, Sentec transcutaneous monitoring system, High-flow humidified nasal oxygen delivery system, CPAP (Positive Control)
Other · Device
Lead sponsor
Tufts Medical Center
Other
Eligibility
18 Years and older
Enrollment
11 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2018
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated May 10, 2022 · Synced Oct 28, 2026, 10:29 AM EDT
Completed Not applicable Interventional Results available

High-Flow Nasal Cannula and Desaturation Episodes in the Morbidly Obese Patients

NCT03148262
View directory record Official record
Conditions
Desaturation of Blood, Obesity, Colonoscopy, Sleep Apnea, High Flow Nasal Cannula
Interventions
The Comfort Flo system, The Salter nasal cannula
Device
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
18 Years to 80 Years
Enrollment
59 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2018
U.S. locations
2
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Nov 19, 2018 · Synced Oct 28, 2026, 10:29 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 28, 2026, 10:29 AM EDT
Recruiting Not applicable Interventional

Laryngoscopy for Neonatal and Infant Airway Management wIth Supplemental Oxygen at Different Flow Rates (OPTIMISE-2)

NCT05967507
View directory record Official record
Conditions
Airway Management
Interventions
Low-flow nasal supplemental oxygen with a conventional nasal cannula during tracheal intubation with the C-MAC video laryngoscope, High-flow nasal supplemental oxygen (Fisher & Paykel, Auckland, New Zealand) during tracheal intubation with the C-MAC video laryngoscope
Device
Lead sponsor
Thomas Riva
Other
Eligibility
Up to 52 Weeks
Enrollment
1,192 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2027
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated May 12, 2026 · Synced Oct 28, 2026, 10:29 AM EDT
Completed Phase 2 Interventional Results available

High Flow Oxygen and Bilevel Airway Pressure for Persistent Dyspnea in Patients With Advanced Cancer

NCT00934128
View directory record Official record
Conditions
Advanced Cancers
Interventions
Vapotherm, BIPAP
Device
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2012
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Mar 2, 2016 · Synced Oct 28, 2026, 10:29 AM 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 13, 2021 · Synced Oct 28, 2026, 10:29 AM 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 8, 2022 · Synced Oct 28, 2026, 10:29 AM EDT
Completed Phase 1Phase 2 Interventional Results available

Stroke and CPAP Outcome Study: A Sham-controlled Trial of CPAP Among Stroke Rehabilitation Patients

NCT02551757
View directory record Official record
Conditions
Stroke, Sleep Apnea, Obstructive
Interventions
Auto-titrating CPAP, Sham-CPAP
Device
Lead sponsor
University of Washington
Other
Eligibility
18 Years and older
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2015
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Jan 13, 2021 · Synced Oct 28, 2026, 10:29 AM EDT
Completed Not applicable Interventional

Postoperative Nasal High Flow Versus Oxygen for Positive Airway Pressure Non-Compliance Sleep Apnea Patients

NCT02485236
View directory record Official record
Conditions
Obstructive Sleep Apnea
Interventions
Low flow oxygen via nasal cannula, Humidified Nasal High Flow Therapy
Device
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2017
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Oct 9, 2019 · Synced Oct 28, 2026, 10:29 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 28, 2026, 10:29 AM EDT
Completed Not applicable Interventional Results available

Protocolized Post-Extubation Respiratory Support Study

NCT03288311
View directory record Official record
Conditions
Mechanical Ventilation Complication, Acute Respiratory Failure, Intubation Complication
Interventions
Protocolized post-extubation respiratory support, Usual Care
Other
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
18 Years and older
Enrollment
751 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Dec 29, 2023 · Synced Oct 28, 2026, 10:29 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 28, 2026, 10:29 AM EDT
Completed Not applicable Interventional

Use of Combined Prone Positioning and High-Flow Nasal Cannula, and Non-invasive Positive Pressure Ventilation to Prevent Intubation in COVID-19 Infection

NCT04694638
View directory record Official record
Conditions
Prone Positioning, Covid19, Hypoxemic Respiratory Failure, ARDS, Non Invasive Ventilation, High Flow Nasal Cannulla
Interventions
Body position change
Other
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years to 110 Years
Enrollment
6 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2023
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Oct 5, 2023 · Synced Oct 28, 2026, 10:29 AM 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 26, 2024 · Synced Oct 28, 2026, 10:29 AM EDT
Completed No phase listed Observational

Use of Oxygen Hoods in Patients Failing on Conventional High-flow Oxygen Delivery Systems, Effects on Oxygenation in Hypoxic COVID-19 Patients. Prospective Cohort Study.

NCT04407260
View directory record Official record
Conditions
COVID -19, Respiratory Failure, Hypoxia
Interventions
Oxygen Hood
Device
Lead sponsor
Northwell Health
Other
Eligibility
Not listed
Enrollment
136 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020
U.S. locations
1
States / cities
Sleepy Hollow, New York
Source: ClinicalTrials.gov public record
Updated Dec 2, 2022 · Synced Oct 28, 2026, 10:29 AM EDT
Terminated Not applicable Interventional Results available

Comparison Between Gastric and Post Pyloric Tube Feedings in Children With Bronchiolitis Requiring High Flow Nasal Cannula

NCT03346850
View directory record Official record
Conditions
Enteral Feeding in Bronchiolitis
Interventions
Nasogastric tube (NGT) feeding, Nasoduodenal tube (NDT) feeding
Device
Lead sponsor
The University of Texas Health Science Center, Houston
Other
Eligibility
Up to 12 Months
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Mar 25, 2020 · Synced Oct 28, 2026, 10:29 AM EDT
Completed No phase listed Observational

Cognitive Assessment in COVID-19 Positive Patients Using the DANA App

NCT05143333
View directory record Official record
Conditions
COVID-19
Interventions
DANA app
Other
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years to 65 Years
Enrollment
28 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Jan 11, 2022 · Synced Oct 28, 2026, 10:29 AM 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 28, 2026 · Synced Oct 28, 2026, 10:29 AM 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 30, 2024 · Synced Oct 28, 2026, 10:29 AM 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 21, 2023 · Synced Oct 28, 2026, 10:29 AM EDT
Completed Not applicable Interventional Results available

Transnasal Humidified Rapid-Insufflation Ventilatory Exchange (THRIVE) and Laser Laryngeal Surgery

NCT03086265
View directory record Official record
Conditions
Otorhinolaryngologic Surgical Procedures, Laser Therapy
Interventions
THRIVE, Endotracheal tube
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 Mar 17, 2020 · Synced Oct 28, 2026, 10:29 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 28, 2026, 10:29 AM EDT
Completed Not applicable Interventional Results available

Impact of Prophylactic High Flow Nasal Oxygen in Post-Operative Thoracic Surgical Patients

NCT03024112
View directory record Official record
Conditions
Post-operative Pulmonary Complications
Interventions
Heated humified high-flow nasal cannula Oxygen, Standard oxygen therapy
Device · Other
Lead sponsor
University of Colorado, Denver
Other
Eligibility
18 Years to 100 Years
Enrollment
51 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2015
U.S. locations
1
States / cities
Aurora, Colorado
Source: ClinicalTrials.gov public record
Updated Jul 7, 2026 · Synced Oct 28, 2026, 10:29 AM EDT