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ClinicalTrials.gov public records Last synced Oct 29, 2026, 4:06 AM EDT

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Showing 1–24 of 952 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Airway Clear all
Terminated Not applicable Interventional Results available

Comparison of 3 Direct Laryngoscopes for Tracheal Intubation in Patients Undergoing Lumbar Spine Surgery

NCT02955511
View directory record Official record
Conditions
Anesthesia, Airway
Interventions
Blade MAC size 3, Blade MAC size 3.5, Inscope Blade size 3.5
Device
Lead sponsor
Cedars-Sinai Medical Center
Other
Eligibility
18 Years to 80 Years
Enrollment
5 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2021
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Oct 19, 2022 · Synced Oct 29, 2026, 4:06 AM EDT
Completed No phase listed Observational

Endotracheal Intubation Among the Critically Ill: HEMAIR Pilot Study

NCT02508948
View directory record Official record
Conditions
Tracheal Intubation
Interventions
Not listed
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
1,288 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2019
U.S. locations
16
States / cities
Scottsdale, Arizona • Los Angeles, California • Modesto, California + 13 more
Source: ClinicalTrials.gov public record
Updated Jan 30, 2020 · Synced Oct 29, 2026, 4:06 AM EDT
Terminated Not applicable Interventional Results available

Airway Clearance for Pediatric and Adult Cystic Fibrosis Patients Using a Portable Intra-Pulmonary Percussion Device

NCT04743206
View directory record Official record
Conditions
Cystic Fibrosis
Interventions
Standard Airway Clearance device, Portable Internal Airway Percussion device
Device
Lead sponsor
University of Florida
Other
Eligibility
6 Years to 21 Years
Enrollment
1 participant
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021
U.S. locations
1
States / cities
Gainesville, Florida
Source: ClinicalTrials.gov public record
Updated Nov 19, 2024 · Synced Oct 29, 2026, 4:06 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Evaluating the Efficacy of PAP Therapy for Treating OSA in the Home Environment

NCT04744038
View directory record Official record
Conditions
Obstructive Sleep Apnea (OSA)
Interventions
Positive Airway Pressure (PAP) Therapy
Device
Lead sponsor
ResMed
Industry
Eligibility
18 Years and older
Enrollment
108 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
1
States / cities
San Diego, California
Source: ClinicalTrials.gov public record
Updated Jul 13, 2021 · Synced Oct 29, 2026, 4:06 AM EDT
Completed Not applicable Interventional

Evaluation of Auto-EPAP for Management of Upper Airway Obstruction During Non-Invasive Ventilation

NCT06560411
View directory record Official record
Conditions
Obstructive Sleep Apnea, Obesity Hypoventilation Syndrome (OHS), Chronic Obstructive Pulmonary Disease (COPD), Neuromuscular Diseases (NMD)
Interventions
Non-Invasive Ventilation
Device
Lead sponsor
Breas Medical, Inc.
Industry
Eligibility
18 Years and older
Enrollment
23 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
4
States / cities
Scottsdale, Arizona • San Diego, California • Colorado Springs, Colorado + 1 more
Source: ClinicalTrials.gov public record
Updated Jan 28, 2026 · Synced Oct 29, 2026, 4:06 AM EDT
Recruiting Not applicable Interventional

Cross-System Effects of Acute Intermittent Hypercapnia-Based Interventions in PD

NCT07674264
View directory record Official record
Conditions
Parkinson Disease, Parkinsonism
Interventions
Acute intermittent hypercapnic hypoxia (AIHH), Acute intermittent hypercapnic normoxia (AIHN)
Other
Lead sponsor
University of Florida
Other
Eligibility
40 Years to 75 Years
Enrollment
32 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
2
States / cities
Gainesville, Florida
Source: ClinicalTrials.gov public record
Updated Aug 21, 2026 · Synced Oct 29, 2026, 4:06 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Comprehensive Preoperative Airway Grading

NCT04864106
View directory record Official record
Conditions
Anesthesia Intubation Complication
Interventions
Endoscopic Examination
Device
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
18 Years and older
Enrollment
13 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
1
States / cities
Birmingham, Alabama
Source: ClinicalTrials.gov public record
Updated Jun 13, 2025 · Synced Oct 29, 2026, 4:06 AM EDT
Active, not recruiting No phase listed Observational

Feasibility and Acceptance of SonoHeal for Airway Clearance and Preliminary Comparison With the Standard of Care

NCT07568119
View directory record Official record
Conditions
Cystic Fibrosis (CF), Non Cystic Fibrosis Bronchiectasis, Chronic Obstructive Pulmonary Disease (COPD)
Interventions
Airway clearance therapy through acoustic oscillations
Device
Lead sponsor
Cognita Labs LLC
Industry
Eligibility
11 Years and older
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2028
U.S. locations
1
States / cities
Santa Ana, California
Source: ClinicalTrials.gov public record
Updated Oct 22, 2026 · Synced Oct 29, 2026, 4:06 AM EDT
Completed No phase listed Observational

The Effect of Obesity on Lung Functioning

NCT00284895
View directory record Official record
Conditions
Obesity, Asthma
Interventions
Not listed
Lead sponsor
National Jewish Health
Other
Eligibility
18 Years and older
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2007
U.S. locations
1
States / cities
Denver, Colorado
Source: ClinicalTrials.gov public record
Updated Mar 29, 2017 · Synced Oct 29, 2026, 4:06 AM EDT
Completed Phase 4 Interventional Results available

Comparative Effectiveness of Intubating Devices in the Morbidly Obese

NCT01114945
View directory record Official record
Conditions
Obesity
Interventions
McGrath, GlideScope, Direct Macintosh Laryngoscopy, Video-Mac
Device
Lead sponsor
Cedars-Sinai Medical Center
Other
Eligibility
18 Years to 80 Years
Enrollment
121 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2011
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Apr 6, 2016 · Synced Oct 29, 2026, 4:06 AM EDT
Recruiting No phase listed Observational

Downstream Effects of Airway Mucus Plugs on 129Xenon MRI in Severe Asthma

NCT07139899
View directory record Official record
Conditions
Severe Asthma
Interventions
Hyperpolarized Xenon 129
Combination Product
Lead sponsor
Bastiaan Driehuys
Other
Eligibility
18 Years to 65 Years
Enrollment
5 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Nov 20, 2025 · Synced Oct 29, 2026, 4:06 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 29, 2026, 4:06 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Steady State Kinetics of l-Methamphetamine and Validation of Sensitivity of Dose Estimation

NCT00829634
View directory record Official record
Conditions
Nasal Congestion
Interventions
l-methamphetamine, d-methamphetamine
Drug
Lead sponsor
California Pacific Medical Center Research Institute
Other
Eligibility
18 Years to 50 Years
Enrollment
12 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2009
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated May 31, 2013 · Synced Oct 29, 2026, 4:06 AM EDT
Not yet recruiting Not applicable Interventional

Does the Timing of Insomnia Therapy (CBT-i) Impact the Usage and Compliance of Upper Airway Stimulation (UAS) Treatment of Obstructive Sleep Apnea (OSA)

NCT07838870
View directory record Official record
Conditions
Obstructive Sleep Apnea, Comorbid Insomnia and Sleep Apnea, Insomnia
Interventions
Digital Cognitive Behavioral Therapy (CBT-i)-COAST
Device
Lead sponsor
Thomas Kaffenberger
Other
Eligibility
18 Years and older
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Sep 24, 2026 · Synced Oct 29, 2026, 4:06 AM EDT
Completed Phase 3 Interventional Results available

Stimulation Therapy for Apnea Reduction (Www.theSTARtrial.Com)

NCT01161420
View directory record Official record
Conditions
Obstructive Sleep Apnea
Interventions
Inspire Upper Airway Stimulation System
Device
Lead sponsor
Inspire Medical Systems, Inc.
Industry
Eligibility
22 Years and older
Enrollment
929 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2017
U.S. locations
15
States / cities
Palo Alto, California • St. Petersburg, Florida • Tampa, Florida + 12 more
Source: ClinicalTrials.gov public record
Updated Aug 25, 2017 · Synced Oct 29, 2026, 4:06 AM EDT
Completed Not applicable Interventional Results available

Effect of Positive Airway Pressure on Reducing Airway Reactivity in Patients With Asthma (CPAP)

NCT01629823
View directory record Official record
Conditions
Asthma
Interventions
Continuous Positive Airway Pressure device (Resmed, Swift, Mirage)
Device
Lead sponsor
American Lung Association Asthma Clinical Research Centers
Other
Eligibility
15 Years to 60 Years
Enrollment
209 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2014
U.S. locations
18
States / cities
Tucson, Arizona • San Diego, California • Denver, Colorado + 15 more
Source: ClinicalTrials.gov public record
Updated May 15, 2017 · Synced Oct 29, 2026, 4:06 AM EDT
Completed No phase listed Observational

Effectiveness of Bronchoscopic Interventions for Malignant Airway Obstruction

NCT03326570
View directory record Official record
Conditions
Lung Cancer
Interventions
Medical Data Collection
Behavioral
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years and older
Enrollment
110 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2019
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Apr 16, 2019 · Synced Oct 29, 2026, 4:06 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Allele-specific Expression of a Bitter Taste Receptor

NCT02766959
View directory record Official record
Conditions
Rhinosinusitis
Interventions
Observational study
Other
Lead sponsor
Monell Chemical Senses Center
Other
Eligibility
21 Years to 50 Years
Enrollment
57 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2018
U.S. locations
3
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Sep 18, 2018 · Synced Oct 29, 2026, 4:06 AM EDT
Terminated Phase 4 Interventional Results available

Inhaled Fluticasone Effects on Upper Airway Patency in Obstructive Lung Disease

NCT01554488
View directory record Official record
Conditions
Asthma, Chronic Obstructive Pulmonary Disease, Obstructive Sleep Apnea
Interventions
Inhaled Fluticasone Propionate
Drug
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
18 Years and older
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2016
U.S. locations
1
States / cities
Madison, Wisconsin
Source: ClinicalTrials.gov public record
Updated Feb 5, 2020 · Synced Oct 29, 2026, 4:06 AM EDT
Completed Phase 4 Interventional

To Determine if Diphenhydramine Works for Nasal Congestion at Two Different Doses

NCT00648973
View directory record Official record
Conditions
Nasal Congestion
Interventions
Diphenhydramine 50 mg, Diphenhydramine 25 mg, Pseudoephedrine 120 mg
Drug
Lead sponsor
Johnson & Johnson Consumer and Personal Products Worldwide
Industry
Eligibility
12 Years to 65 Years
Enrollment
1,021 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2007
U.S. locations
12
States / cities
Austin, Texas • Dallas, Texas • Kerrville, Texas + 4 more
Source: ClinicalTrials.gov public record
Updated Aug 22, 2011 · Synced Oct 29, 2026, 4:06 AM EDT
Completed Not applicable Interventional Results available

Comparison of Two Electroencephalograms (EEG) Monitors in Patients Undergoing General Anesthesia

NCT02928172
View directory record Official record
Conditions
Anesthesia, Deep Sedation
Interventions
qCON-qNOX, BIS
Device
Lead sponsor
Cedars-Sinai Medical Center
Other
Eligibility
18 Years to 80 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2023
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated May 28, 2024 · Synced Oct 29, 2026, 4:06 AM EDT
Completed Phase 4 Interventional Results available

Study of Asthma and Nasal Steroids

NCT01118312
View directory record Official record
Conditions
Asthma, Rhinitis, Sinusitis
Interventions
Mometasone Furoate monohydrate, Placebo
Drug · Other
Lead sponsor
JHSPH Center for Clinical Trials
Other
Eligibility
6 Years and older
Enrollment
388 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2015
U.S. locations
19
States / cities
Tucson, Arizona • San Diego, California • Denver, Colorado + 16 more
Source: ClinicalTrials.gov public record
Updated Nov 30, 2015 · Synced Oct 29, 2026, 4:06 AM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

Adverse Airway Effects From Tobacco and E-Cigarettes

NCT03251053
View directory record Official record
Conditions
Airway Morbidity, Smoking Cessation, Nicotine Adverse Reaction, Smoking, Tobacco, Smoking, Cigarette
Interventions
Electronic cigarette use, Control regular cigarette smokers
Device · Other
Lead sponsor
Miami VA Healthcare System
Federal
Eligibility
18 Years and older
Enrollment
200 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2021
U.S. locations
1
States / cities
Miami, Florida
Source: ClinicalTrials.gov public record
Updated Aug 16, 2017 · Synced Oct 29, 2026, 4:06 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Study to Evaluate the Impact of Obesity on Airway Inflammation and Mechanics in Asthmatics

NCT00615706
View directory record Official record
Conditions
Asthma
Interventions
No intervention
Other
Lead sponsor
Emory University
Other
Eligibility
18 Years to 70 Years
Enrollment
300 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2008
U.S. locations
1
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Sep 23, 2008 · Synced Oct 29, 2026, 4:06 AM EDT