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Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Airway Clear all
Withdrawn No phase listed Observational

Assessing Respiratory Variability During Mechanical Ventilation in Acute Lung Injury (ALI)

NCT01083355
View directory record Official record
Conditions
Acute Lung Injury, Adult Respiratory Distress Syndrome
Interventions
Not listed
Lead sponsor
Boston Medical Center
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2016
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Mar 29, 2016 · Synced Jul 23, 2026, 7:23 AM EDT
Completed Phase 4 Interventional

Single Oral Dose of Dexamethasone Versus Five Days of Prednisone in Adult Asthma

NCT01241006
View directory record Official record
Conditions
Asthma, Reactive Airway Disease
Interventions
Dexamethasone, Prednisone
Drug
Lead sponsor
Alameda County Medical Center
Other
Eligibility
18 Years to 55 Years
Enrollment
376 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2015
U.S. locations
1
States / cities
Oakland, California
Source: ClinicalTrials.gov public record
Updated Jan 6, 2016 · Synced Jul 23, 2026, 7:23 AM EDT
Not yet recruiting Not applicable Interventional

Active vs. Passive VR During Office-based ENT Procedures

NCT07599826
View directory record Official record
Conditions
Pain, Anxiety, Chronic Rhinosinusitis (CRS), Nasal Obstruction, Nasal Polyp, Eustachian Tube Dysfunction, Dysphonia, Subglottic Stenosis (SGS)
Interventions
Virtual reality headset or goggles
Device
Lead sponsor
Cedars-Sinai Medical Center
Other
Eligibility
18 Years and older
Enrollment
132 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated May 19, 2026 · Synced Jul 23, 2026, 7:23 AM EDT
Completed Not applicable Interventional

Impact of Automated Education and Follow-up Mechanisms on Patient Engagement

NCT02279901
View directory record Official record
Conditions
Obstructive Sleep Apnea
Interventions
Telemedicine Education, IVR
Behavioral
Lead sponsor
Kaiser Permanente
Other
Eligibility
18 Years and older
Enrollment
1,873 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2016
U.S. locations
1
States / cities
Fontana, California
Source: ClinicalTrials.gov public record
Updated Mar 5, 2017 · Synced Jul 23, 2026, 7:23 AM EDT
Terminated Not applicable Interventional

A Pilot Study to Evaluate the Use of the Vest® System for Treatment of Bronchiectasis Patients in the Home Setting

NCT04017312
View directory record Official record
Conditions
Bronchiectasis, Bronchiectasis With Acute Exacerbation
Interventions
High Frequency Chest Wall Oscillation, Oscillating Positive Expiratory Pressure (OPEP)
Device
Lead sponsor
Hill-Rom
Industry
Eligibility
18 Years to 80 Years
Enrollment
43 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2024
U.S. locations
3
States / cities
New York, New York • Nashville, Tennessee • Tyler, Texas
Source: ClinicalTrials.gov public record
Updated Aug 20, 2024 · Synced Jul 23, 2026, 7:23 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 12, 2025 · Synced Jul 23, 2026, 7:23 AM EDT
Completed Phase 4 Interventional Results available

Airway Clearance for Prevention of Chronic Obstructive Pulmonary Disease (COPD) Exacerbation

NCT00181207
View directory record Official record
Conditions
COPD, Chronic Bronchitis, Emphysema
Interventions
pneumatic vest, placebo pneumatic vest
Device · Other
Lead sponsor
Johns Hopkins University
Other
Eligibility
45 Years to 85 Years
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2007
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Oct 18, 2018 · Synced Jul 23, 2026, 7:23 AM EDT
Completed No phase listed Observational

Adiposity and Airway Inflammation in HIV-Associated Airway Disease

NCT02975258
View directory record Official record
Conditions
Asthma, HIV, Adiposity
Interventions
Blood draw, Questionnaires, Spirometry, Methacholine challenge test, Quantitative CT scans, Urine pregnancy test, Adipose biopsy, Exhaled nitric oxide measurement
Procedure · Other · Radiation
Lead sponsor
University of Pittsburgh
Other
Eligibility
18 Years to 80 Years
Enrollment
102 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2017
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Oct 12, 2017 · Synced Jul 23, 2026, 7:23 AM EDT
Recruiting Phase 2 Interventional

Drug-Induced Sleep Endoscopy for Upper Airway Evaluation in Obstructive Sleep Apnea

NCT00695214
View directory record Official record
Conditions
Sleep Apnea, Obstructive
Interventions
Propofol sedation
Drug
Lead sponsor
University of California, Los Angeles
Other
Eligibility
18 Years and older
Enrollment
800 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2035
U.S. locations
1
States / cities
Santa Monica, California
Source: ClinicalTrials.gov public record
Updated Jun 30, 2026 · Synced Jul 23, 2026, 7:23 AM EDT
Not listed Phase 1 Interventional

Airway Immune Response to Allergens (Use Lay Language Here)

NCT04619017
View directory record Official record
Conditions
Allergic Asthma, Allergy to Cats, Allergy to Dust Mites, Allergic Rhinitis, Allergic Conjunctivitis
Interventions
Segmental allergen challenge
Biological
Lead sponsor
JOSALYN CHO
Other
Eligibility
18 Years to 50 Years
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2024
U.S. locations
2
States / cities
Iowa City, Iowa • Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Aug 30, 2023 · Synced Jul 23, 2026, 7:23 AM EDT
Completed No phase listed Observational

IL13 Signaling in Allergic Asthma

NCT05478824
View directory record Official record
Conditions
Asthma, Allergic, Asthma, Obesity
Interventions
Not listed
Lead sponsor
Duke University
Other
Eligibility
18 Years to 65 Years
Enrollment
28 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Jan 28, 2026 · Synced Jul 23, 2026, 7:23 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

The Laryngeal Mask Airway (LMA) Unique and the Air-Q Intubating Laryngeal Airway (ILA) in Pediatric Patients

NCT01314248
View directory record Official record
Conditions
Children
Interventions
each child will receive both the LMA and ILA
Device
Lead sponsor
Ann & Robert H Lurie Children's Hospital of Chicago
Other
Eligibility
6 Months to 36 Months
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2011
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Jul 29, 2013 · Synced Jul 23, 2026, 7:23 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Mechanisms of Upper Airway Obstruction

NCT04322097
View directory record Official record
Conditions
Obstructive Sleep Apnea
Interventions
Hypoglossal Nerve Stimulation
Device
Lead sponsor
University of Pennsylvania
Other
Eligibility
22 Years and older
Enrollment
133 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2024
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jan 20, 2026 · Synced Jul 23, 2026, 7:23 AM EDT
Terminated No phase listed Observational

Intubated ICU Patients

NCT02171091
View directory record Official record
Conditions
Patients Requiring Endotracheal Intubation
Interventions
Not listed
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years to 85 Years
Enrollment
8 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2017
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Nov 14, 2018 · Synced Jul 23, 2026, 7:23 AM EDT
Not yet recruiting Not applicable Interventional Accepts healthy volunteers

Obstructive Sleep Apnea Treatment in Serious Mental Illness

NCT05457127
View directory record Official record
Conditions
Schizoaffective Disorder, Schizophrenia, Bipolar Disorder, Obstructive Sleep Apnea of Adult
Interventions
Automatic Positive Airway Pressure (APAP)
Device
Lead sponsor
University of California, San Diego
Other
Eligibility
40 Years to 70 Years
Enrollment
300 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
1
States / cities
La Jolla, California
Source: ClinicalTrials.gov public record
Updated Jul 9, 2024 · Synced Jul 23, 2026, 7:23 AM EDT
Active, not recruiting No phase listed Observational

Airway Changes in Patients Undergoing Elective Surgical Procedures in the Prone and Trendelenburg Positions

NCT02738788
View directory record Official record
Conditions
Airway Management
Interventions
Intubation
Other
Lead sponsor
Tufts Medical Center
Other
Eligibility
18 Years and older
Enrollment
180 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2026
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Feb 27, 2025 · Synced Jul 23, 2026, 7:23 AM EDT
Not yet recruiting Phase 1Phase 2 Interventional

Combination Upper-Airway Electrical and Pharmacological Stimulation for Obstructive Sleep Apnea

NCT07577661
View directory record Official record
Conditions
Obstructive Sleep Apnea, Sleep-disordered Breathing
Interventions
Combination device and drug: Unilateral hypoglossal nerve stimulation & atomoxetine-plus-oxybutynin (HGNS+AtoOxy), Unilateral hypoglossal nerve stimulation (HGNS), active comparator condition, Atomoxetine-plus-oxybutynin (80/5 mg) (AtoOxy), active comparator condition, Placebo; placebo comparator condition
Other · Device · Drug
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
18 Years to 79 Years
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated May 10, 2026 · Synced Jul 23, 2026, 7:23 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Nitrate Supplementation During Final Examination Stress

NCT03159273
View directory record Official record
Conditions
Airway Disease
Interventions
Beetroot Juice Group
Dietary Supplement
Lead sponsor
Southern Methodist University
Other
Eligibility
18 Years to 50 Years
Enrollment
76 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2015
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated May 22, 2018 · Synced Jul 23, 2026, 7:23 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Mechanisms of Endothelial Cell Dysfunction in Sleep Apnea

NCT00859950
View directory record Official record
Conditions
Obstructive Sleep Apnea, Hypoxemia
Interventions
Continuous Positive Airway Pressure (CPAP)
Device
Lead sponsor
Weill Medical College of Cornell University
Other
Eligibility
21 Years and older
Enrollment
70 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2015
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Feb 3, 2019 · Synced Jul 23, 2026, 7:23 AM EDT
Completed No phase listed Observational

Diagnosing Respiratory Disease in Children Using Cough Sounds

NCT02973282
View directory record Official record
Conditions
Pneumonia, Bronchiolitis, Asthma, Croup, Upper Respiratory Tract Infection, Lower Respiratory Tract Infection, Reactive Airway Disease
Interventions
Recording of Infants and Children's Cough Sounds
Other
Lead sponsor
ResApp Health Limited
Industry
Eligibility
29 Days to 12 Years
Enrollment
1,245 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2017
U.S. locations
3
States / cities
Boston, Massachusetts • Cleveland, Ohio • Houston, Texas
Source: ClinicalTrials.gov public record
Updated Jan 4, 2018 · Synced Jul 23, 2026, 7:23 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Comparison Between Two Video Laryngoscopes,in Successfully Intubating Pediatric Mannequins w/wo Difficult Airways

NCT02198742
View directory record Official record
Conditions
Intubation; Difficult
Interventions
Miller blade, Truview PCD, Glidescope Cobolt
Device
Lead sponsor
Baylor College of Medicine
Other
Eligibility
Not listed
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2014
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Feb 2, 2015 · Synced Jul 23, 2026, 7:23 AM EDT
Not listed No phase listed Observational Accepts healthy volunteers

Safety and Efficacy of the LMA Supreme When Inserted With Patients in the Prone Position

NCT03633942
View directory record Official record
Conditions
Airway Obstruction
Interventions
LMA Supreme
Device
Lead sponsor
Laser Spine Institute
Industry
Eligibility
18 Years to 70 Years
Enrollment
1,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2020
U.S. locations
1
States / cities
Tampa, Florida
Source: ClinicalTrials.gov public record
Updated Aug 23, 2018 · Synced Jul 23, 2026, 7:23 AM EDT
Active, not recruiting No phase listed Observational Accepts healthy volunteers

Utility of Lung Clearance Index Score as a Noninvasive Marker of Small Airways Disease

NCT03241420
View directory record Official record
Conditions
Chronic Lung Disease
Interventions
lung clearance index (LCI)
Device
Lead sponsor
National Jewish Health
Other
Eligibility
18 Years and older
Enrollment
600 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2030
U.S. locations
1
States / cities
Denver, Colorado
Source: ClinicalTrials.gov public record
Updated Apr 14, 2026 · Synced Jul 23, 2026, 7:23 AM EDT
Suspended Not applicable Interventional

Pediatric Prehospital Airway Resuscitation Trial

NCT06364280
View directory record Official record
Conditions
Heart Arrest, Out-Of-Hospital, Wounds and Injuries, Respiratory Insufficiency in Children, Child, Only, Critical Illness
Interventions
BVM, SGA, ETI
Device
Lead sponsor
Ohio State University
Other
Eligibility
24 Hours to 17 Years
Enrollment
3,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2029
U.S. locations
10
States / cities
Tucson, Arizona • Los Angeles, California • Sacramento, California + 7 more
Source: ClinicalTrials.gov public record
Updated Apr 6, 2026 · Synced Jul 23, 2026, 7:23 AM EDT