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ClinicalTrials.gov public records Last synced Sep 30, 2026, 5:43 AM EDT

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Showing 1–24 of 103 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: "High Flow" High Flow Nasal Cannula Clear all
Completed Not applicable Interventional Results available

Transnasal Humidified Rapid-Insufflation Ventilatory Exchange (THRIVE) and Short Laryngologic Surgery

NCT03091179
View directory record Official record
Conditions
Laryngologic Surgical Procedures
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 – 2018
U.S. locations
1
States / cities
Stanford, California
Source: ClinicalTrials.gov public record
Updated Mar 4, 2020 · Synced Sep 30, 2026, 5:43 AM 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 19, 2025 · Synced Sep 30, 2026, 5:43 AM EDT
Completed Not applicable Interventional

Comparison of Humidified High Flow Nasal Cannula to Nasal CPAP in Neonates

NCT00609882
View directory record Official record
Conditions
Respiratory Insufficiency
Interventions
Nasal CPAP, Humidified High Flow Nasal Cannula (HHFNC)
Other
Lead sponsor
University of Utah
Other
Eligibility
Up to 8 Weeks
Enrollment
420 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2012
U.S. locations
8
States / cities
Philadelphia, Pennsylvania • Lackland Air Force Base, Texas • Ogden, Utah + 3 more
Source: ClinicalTrials.gov public record
Updated Feb 6, 2013 · Synced Sep 30, 2026, 5:43 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 Sep 30, 2026, 5:43 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 Sep 30, 2026, 5:43 AM 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 5, 2016 · Synced Sep 30, 2026, 5:43 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 Sep 30, 2026, 5:43 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Impact of Extended CPAP on Bronchopulmonary Dysplasia

NCT05547139
View directory record Official record
Conditions
Bronchopulmonary Dysplasia, Prematurity
Interventions
Protocolized weaning of respiratory support
Other
Lead sponsor
Christiana Care Health Services
Other
Eligibility
22 Weeks to 30 Weeks
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2024
U.S. locations
1
States / cities
Newark, Delaware
Source: ClinicalTrials.gov public record
Updated Aug 29, 2024 · Synced Sep 30, 2026, 5:43 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 Sep 30, 2026, 5:43 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 Sep 30, 2026, 5:43 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 Sep 30, 2026, 5:43 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 Sep 30, 2026, 5:43 AM EDT
Recruiting Not applicable Interventional

Prospective Study to Evaluate High Flow Nasal Cannula With Monitored Anesthesia Care During EBUS Bronchoscopy

NCT05203328
View directory record Official record
Conditions
Lung Cancer
Interventions
Vapotherm, Regular nasal canula
Device
Lead sponsor
The Cooper Health System
Other
Eligibility
18 Years and older
Enrollment
198 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2026
U.S. locations
1
States / cities
Camden, New Jersey
Source: ClinicalTrials.gov public record
Updated Sep 25, 2025 · Synced Sep 30, 2026, 5:43 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 Sep 30, 2026, 5:43 AM 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 16, 2025 · Synced Sep 30, 2026, 5:43 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 Sep 30, 2026, 5:43 AM 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 2, 2022 · Synced Sep 30, 2026, 5:43 AM 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 7, 2022 · Synced Sep 30, 2026, 5:43 AM 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 2, 2022 · Synced Sep 30, 2026, 5:43 AM 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 10, 2021 · Synced Sep 30, 2026, 5:43 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 Sep 30, 2026, 5:43 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 Sep 30, 2026, 5:43 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

A Physiological Study to Assess Awake Prone Positioning and Respiratory Support in Healthy Volunteers

NCT05512585
View directory record Official record
Conditions
Healthy
Interventions
awake prone positioning with advanced respiratory support (high-flow nasal cannula or continuous positive airway pressure)
Other
Lead sponsor
Rush University Medical Center
Other
Eligibility
21 Years to 65 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Dec 9, 2022 · Synced Sep 30, 2026, 5:43 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 Sep 30, 2026, 5:43 AM EDT