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Showing 1–24 of 199 matching trials from the live ClinicalTrials.gov search.
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Filters: Intervention: Continuous positive airway pressure (CPAP) device Clear all
Completed Not applicable Interventional Accepts healthy volunteers Results available

Differences in Efficacy Between Nasal and Oronasal Masks in the Treatment of OSA With CPAP

NCT01909674
View directory record Official record
Conditions
Obstructive Sleep Apnea (OSA)
Interventions
Switch CPAP mask type
Device
Lead sponsor
Weill Medical College of Cornell University
Other
Eligibility
18 Years and older
Enrollment
21 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2013
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated May 16, 2017 · Synced Sep 24, 2026, 7:27 PM EDT
Withdrawn Not applicable Interventional

Comparing Different Delivery Systems of Continuous Positive Airway Pressure in Neonates

NCT06038565
View directory record Official record
Conditions
Prematurity, Respiratory Distress Syndrome
Interventions
RAM cannula ventilator CPAP, Occlusive interface bubble CPAP
Device
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
12 Hours to 36 Hours
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jul 7, 2024 · Synced Sep 24, 2026, 7:27 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Biomarkers for Obstructive Sleep Apnea

NCT00834509
View directory record Official record
Conditions
Obstructive Sleep Apnea (OSA)
Interventions
CPAP
Device
Lead sponsor
University of Pennsylvania
Other
Eligibility
30 Years to 70 Years
Enrollment
181 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2015
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Apr 17, 2017 · Synced Sep 24, 2026, 7:27 PM EDT
Terminated Not applicable Interventional Results available

Early CPAP in COVID-19 Confirmed or Suspected Patients

NCT04390191
View directory record Official record
Conditions
COVID-19, COVID, Coronavirus
Interventions
Continuous Positive Airway Pressure
Device
Lead sponsor
Icahn School of Medicine at Mount Sinai
Other
Eligibility
18 Years and older
Enrollment
4 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Sep 27, 2022 · Synced Sep 24, 2026, 7:27 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 24, 2026, 7:27 PM EDT
Completed Not applicable Interventional Results available

Mild Cognitive Impairment and Obstructive Sleep Apnea

NCT01482351
View directory record Official record
Conditions
Obstructive Sleep Apnea, Mild Cognitive Impairment
Interventions
CPAP adherence intervention, Attention control intervention
Behavioral
Lead sponsor
George Mason University
Other
Eligibility
55 Years to 89 Years
Enrollment
54 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2014
U.S. locations
3
States / cities
Abington, Pennsylvania • Philadelphia, Pennsylvania • Fairfax, Virginia
Source: ClinicalTrials.gov public record
Updated Mar 5, 2019 · Synced Sep 24, 2026, 7:27 PM EDT
Completed Not applicable Interventional Results available

Non-Contrast 4DCT to Detect Pulmonary Thromboembolic Events

NCT03183063
View directory record Official record
Conditions
Pulmonary Thromboembolisms, Pulmonary Embolism
Interventions
4DCT and SPECT/CT, 4DCT with BiPAP and SPECT/CT, 4DCT with CTA in suspected PE
Device
Lead sponsor
Thomas Guerrero
Other
Eligibility
18 Years and older
Enrollment
139 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
1
States / cities
Royal Oak, Michigan
Source: ClinicalTrials.gov public record
Updated Jun 4, 2020 · Synced Sep 24, 2026, 7:27 PM EDT
Withdrawn Phase 3 Interventional

Safety Study of Positive Airway Pressure Via a Nasal Mask in Obese Patients

NCT01627925
View directory record Official record
Conditions
Upper Airway Obstruction
Interventions
nasal mask and continuous positive airway pressure
Device
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 65 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2013
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jan 17, 2017 · Synced Sep 24, 2026, 7:27 PM EDT
Completed Not applicable Interventional

Sodium Channel Splicing in Obstructive Sleep Apnea (SOCS-OSA)

NCT02725632
View directory record Official record
Conditions
Sleep Apnea Syndromes
Interventions
CPAP
Device
Lead sponsor
Rhode Island Hospital
Other
Eligibility
18 Years and older
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2017
U.S. locations
1
States / cities
Providence, Rhode Island
Source: ClinicalTrials.gov public record
Updated Apr 25, 2017 · Synced Sep 24, 2026, 7:27 PM EDT
Completed Not applicable Interventional Results available

Early Treatment of Amyotrophic Lateral Sclerosis (ALS) With Nutrition and Non-Invasive Positive Pressure Ventilation

NCT00116558
View directory record Official record
Conditions
Amyotrophic Lateral Sclerosis
Interventions
Early NIPPV, Standard NIPPV
Device
Lead sponsor
Edward Kasaraskis
Other
Eligibility
18 Years to 80 Years
Enrollment
153 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2012
U.S. locations
12
States / cities
Denver, Colorado • Miami, Florida • Lexington, Kentucky + 8 more
Source: ClinicalTrials.gov public record
Updated Jul 30, 2019 · Synced Sep 24, 2026, 7:27 PM EDT
Active, not recruiting Not applicable Interventional

Mechanisms of Prediabetic States in Sleep Apnea

NCT04234217
View directory record Official record
Conditions
Sleep Apnea, Pre-diabetes
Interventions
Continuous positive airway pressure, Niacin
Device · Other
Lead sponsor
University of Chicago
Other
Eligibility
20 Years to 65 Years
Enrollment
300 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2026
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Apr 23, 2026 · Synced Sep 24, 2026, 7:27 PM EDT
Withdrawn Not applicable Interventional Accepts healthy volunteers

Impact of Early Diagnosis and Treatment of OSA on Hospital Readmission in Hospitalized Cardiac Patients

NCT03647891
View directory record Official record
Conditions
OSA, Heart Failure, Myocardial Infarction, Arrhythmia, Cardiac
Interventions
Continuous Positive Airway Pressure
Device
Lead sponsor
Kaiser Permanente
Other
Eligibility
18 Years and older
Healthy volunteers
Accepts healthy volunteers
Timeline
2017
U.S. locations
1
States / cities
Fontana, California
Source: ClinicalTrials.gov public record
Updated Jul 19, 2026 · Synced Sep 24, 2026, 7:27 PM EDT
Completed Not applicable Interventional Results available

TheraPAP Equivalence Crossover Study

NCT06238362
View directory record Official record
Conditions
Obstructive Sleep Apnea
Interventions
TPAP, CPAP
Other · Device
Lead sponsor
SleepRes Inc.
Industry
Eligibility
18 Years to 70 Years
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024
U.S. locations
1
States / cities
Clarksville, Tennessee
Source: ClinicalTrials.gov public record
Updated Nov 28, 2024 · Synced Sep 24, 2026, 7:27 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Vascular Impairment in Type II Diabetes Mellitus With Co-morbid Obstructive Sleep Apnea

NCT01629862
View directory record Official record
Conditions
Sleep Apnea, Obstructive, Diabetes Mellitus
Interventions
Continuous positive airway pressure, Sham continuous positive airway pressure
Device
Lead sponsor
Sanjay R Patel
Other
Eligibility
18 Years to 70 Years
Enrollment
53 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2017
U.S. locations
2
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated May 27, 2019 · Synced Sep 24, 2026, 7:27 PM 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 7, 2022 · Synced Sep 24, 2026, 7:27 PM EDT
Completed Not applicable Interventional Results available

ThermoSmart® Versus Conventional Humidification in Continuous Positive Airway Pressure (CPAP)

NCT00751335
View directory record Official record
Conditions
Sleep Apnea, Obstructive
Interventions
CPAP with ThermoSmart, then CPAP without ThermoSmart, CPAP without ThermoSmart, then CPAP with ThermoSmart
Device
Lead sponsor
Fisher and Paykel Healthcare
Industry
Eligibility
18 Years and older
Enrollment
79 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2008
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Sep 23, 2020 · Synced Sep 24, 2026, 7:27 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Hemodynamics Response to Upper Airway Obstruction in Marfan Syndrome

NCT03985657
View directory record Official record
Conditions
Sleep-disordered Breathing, Snoring
Interventions
CPAP
Device
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years and older
Enrollment
31 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2019
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Dec 27, 2020 · Synced Sep 24, 2026, 7:27 PM EDT
Withdrawn Not applicable Interventional

Reproductive Aging and Obstructive Sleep Apnea

NCT01850992
View directory record Official record
Conditions
Obstructive Sleep Apnea
Interventions
Active CPAP, Sham CPAP
Device
Lead sponsor
Lundquist Institute for Biomedical Innovation at Harbor-UCLA Medical Center
Other
Eligibility
30 Years to 70 Years · Male only
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2015
U.S. locations
1
States / cities
Torrance, California
Source: ClinicalTrials.gov public record
Updated Sep 10, 2025 · Synced Sep 24, 2026, 7:27 PM EDT
Completed Not applicable Interventional Results available

Impact of CPAP Level on V/Q Mismatch in Premature Infants

NCT02983825
View directory record Official record
Conditions
Infant, Premature, Diseases, Respiratory Insufficiency Syndrome of Newborn
Interventions
Continuous positive airway pressure (CPAP); level changes
Device
Lead sponsor
Children's Hospital of Philadelphia
Other
Eligibility
24 Hours to 35 Weeks
Enrollment
21 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2020
U.S. locations
3
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Mar 24, 2021 · Synced Sep 24, 2026, 7:27 PM EDT
Completed Not applicable Interventional Results available

Continuous Positive Airway Pressure to Improve Milder Obstructive Sleep Apnea

NCT00089752
View directory record Official record
Conditions
Lung Diseases, Sleep Apnea Syndromes, Hypertension
Interventions
Continuous Positive Airway Pressure (CPAP) Treatment, Sham CPAP device - CPAP device with pressure delivered <1 cm H20
Device
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years to 100 Years
Enrollment
281 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2008
U.S. locations
4
States / cities
Denver, Colorado • Atlanta, Georgia • Long Island City, New York + 1 more
Source: ClinicalTrials.gov public record
Updated Jul 23, 2017 · Synced Sep 24, 2026, 7:27 PM EDT
Completed Not applicable Interventional Results available

Comparative Outcomes Management With Electronic Data Technology (COMET) Study

NCT01461473
View directory record Official record
Conditions
Sleep Apnea, Obstructive
Interventions
Positive Airway Pressure (PAP), Oral Appliance (OA)
Device
Lead sponsor
Stanford University
Other
Eligibility
18 Years and older
Enrollment
131 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2014
U.S. locations
4
States / cities
Redwood City, California • Boston, Massachusetts • Philadelphia, Pennsylvania + 1 more
Source: ClinicalTrials.gov public record
Updated May 16, 2017 · Synced Sep 24, 2026, 7:27 PM EDT
Recruiting Not applicable Interventional

Assessment of Circuit Rebreathing During CPAP Therapy

NCT07062770
View directory record Official record
Conditions
Obstructive Sleep Apnea (OSA)
Interventions
Continuous positive airway pressure (CPAP), Mask exhaust port flow
Device · Other
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
21 Years to 70 Years
Enrollment
13 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jul 13, 2025 · Synced Sep 24, 2026, 7:27 PM EDT
Completed Not applicable Interventional Results available

Auto Bilevel Adherence Following a Poor Initial Encounter With Continuous Positive Airway Pressure (CPAP)

NCT02522442
View directory record Official record
Conditions
Obstructive Sleep Apnea
Interventions
CPAP, Auto BiLevel
Device
Lead sponsor
Philips Respironics
Industry
Eligibility
21 Years to 75 Years
Enrollment
51 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2009
U.S. locations
3
States / cities
Boston, Massachusetts • Rochester, Minnesota • St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Apr 25, 2019 · Synced Sep 24, 2026, 7:27 PM EDT
Completed Not applicable Interventional Results available

A Randomized Cross Over Trial of Two Treatments for Sleep Apnea in Veterans With Post-Traumatic Stress Disorder

NCT01569022
View directory record Official record
Conditions
Obstructive Sleep Apnea
Interventions
CPAP, MAD
Device
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
18 Years to 70 Years
Enrollment
42 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2017
U.S. locations
1
States / cities
Buffalo, New York
Source: ClinicalTrials.gov public record
Updated Nov 7, 2017 · Synced Sep 24, 2026, 7:27 PM EDT