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Showing 1–24 of 272 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Positive Pressure Ventilation Clear all
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 Sep 7, 2026, 3:16 AM EDT
Enrolling by invitation Not applicable Interventional

Effect of PEEP on Cardiac Function

NCT07531602
View directory record Official record
Conditions
Cardiac Surgery Subjects
Interventions
EIT Guided PEEP Trial
Procedure
Lead sponsor
Beth Israel Deaconess Medical Center
Other
Eligibility
18 Years and older
Enrollment
28 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jun 30, 2026 · Synced Sep 7, 2026, 3:16 AM EDT
Completed Phase 2Phase 3 Interventional Results available

Effect of Self-Management on Improving Sleep Apnea Outcomes

NCT00310310
View directory record Official record
Conditions
Sleep Apnea Syndromes
Interventions
Sleep Apnea Self-Management Program, Usual care
Behavioral
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
18 Years and older
Enrollment
240 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2009
U.S. locations
1
States / cities
San Diego, California
Source: ClinicalTrials.gov public record
Updated Apr 19, 2017 · Synced Sep 7, 2026, 3:16 AM EDT
Completed No phase listed Observational

The Relationship Between Positive End Expiratory Pressure and Cardiac Index in Patients With Acute Respiratory Distress Syndrome (ARDS) Managed on a Fluid Protocol

NCT01714583
View directory record Official record
Conditions
Acute Respiratory Distress Syndrome (ARDS)
Interventions
Not listed
Lead sponsor
Yale University
Other
Eligibility
18 Years and older
Enrollment
367 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2012
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Oct 25, 2012 · Synced Sep 7, 2026, 3:16 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

High Flow Nasal Cannula Versus Nasal Continuous Positive Airway Pressure

NCT01531465
View directory record Official record
Conditions
Respiratory Insufficiency
Interventions
Pulmonary Function Testing & esophageal pressure monitoring, Pulmonary function testing and esophageal pressure
Other
Lead sponsor
Christiana Care Health Services
Other
Eligibility
2 Days to 6 Months
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2013
U.S. locations
1
States / cities
Newark, Delaware
Source: ClinicalTrials.gov public record
Updated Jun 3, 2013 · Synced Sep 7, 2026, 3:16 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 14, 2015 · Synced Sep 7, 2026, 3:16 AM EDT
Completed Early Phase 1 Interventional Accepts healthy volunteers

Impact of Continuous Positive Airway Pressure on Breathing Motion Amplitude

NCT02852473
View directory record Official record
Conditions
Cancer
Interventions
Continuous Positive Airway Pressure
Other
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
10 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Oct 13, 2016 · Synced Sep 7, 2026, 3:16 AM EDT
Completed Phase 3 Interventional

Effect of Heated Humidity With Thermosmart™ Compared to an Intranasal Steroid in Improving Compliance and Nasal Symptoms in Patients Using Continuous Positive Airway Pressure

NCT00665977
View directory record Official record
Conditions
Obstructive Sleep Apnea, Nasal Congestion, Sinus Congestion
Interventions
Thermosmart & placebo, Placebo Device & Nasacort, Placebo Arm
Drug · Device
Lead sponsor
Clayton Sleep Insititute
Industry
Eligibility
16 Years to 65 Years
Enrollment
44 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2010
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Jul 6, 2010 · Synced Sep 7, 2026, 3:16 AM EDT
Recruiting Phase 1 Interventional

Benefits of Oxytocin in Obstructive Sleep Apnea (OSA) Patients Using Continuous Positive Airway Pressure (CPAP) Machine

NCT03860233
View directory record Official record
Conditions
Sleep Apnea, Sleep Apnea, Obstructive
Interventions
Oxytocin, Placebo
Drug
Lead sponsor
Vivek Jain
Other
Eligibility
18 Years and older
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2026
U.S. locations
1
States / cities
Washington D.C., District of Columbia
Source: ClinicalTrials.gov public record
Updated May 3, 2026 · Synced Sep 7, 2026, 3:16 AM EDT
Completed Not applicable Interventional Results available

CPAP to Treat Cognitive Dysfunction in MS

NCT02544373
View directory record Official record
Conditions
Multiple Sclerosis
Interventions
PAP therapy
Device
Lead sponsor
University of Michigan
Other
Eligibility
18 Years to 70 Years
Enrollment
135 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2021
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Sep 13, 2022 · Synced Sep 7, 2026, 3:16 AM EDT
Completed No phase listed Observational

The Effect of Positive Airway Pressure on Heart Rate Variability

NCT00289666
View directory record Official record
Conditions
Obstructive Sleep Apnea
Interventions
Not listed
Lead sponsor
Christiana Care Health Services
Other
Eligibility
18 Years to 75 Years
Enrollment
38 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2008
U.S. locations
1
States / cities
Newark, Delaware
Source: ClinicalTrials.gov public record
Updated Jul 10, 2016 · Synced Sep 7, 2026, 3:16 AM EDT
Completed Not applicable Interventional

Use of a 3D Printer to Make Custom Sleep Masks for Positive Airway Pressure Treatment

NCT02896751
View directory record Official record
Conditions
Sleep Apnea, Pediatric Sleep Apnea
Interventions
3D printed NIV mask
Device
Lead sponsor
Children's Hospital Medical Center, Cincinnati
Other
Eligibility
5 Years to 25 Years
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2022
U.S. locations
1
States / cities
Cincinnati, Ohio
Source: ClinicalTrials.gov public record
Updated Oct 2, 2025 · Synced Sep 7, 2026, 3:16 AM EDT
Completed Not applicable Interventional

Early Caffeine and LISA Compared to Caffeine and CPAP in Preterm Infants

NCT04209946
View directory record Official record
Conditions
Premature Lungs, Respiratory Distress Syndrome, Surfactant Deficiency Syndrome Neonatal
Interventions
Less Invasive Surfactant Administration LISA, Continuous Positive Airway Pressure CPAP
Procedure
Lead sponsor
Sharp HealthCare
Other
Eligibility
24 Weeks to 29 Weeks
Enrollment
180 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2025
U.S. locations
3
States / cities
Irvine, California • Loma Linda, California • San Diego, California
Source: ClinicalTrials.gov public record
Updated Dec 17, 2025 · Synced Sep 7, 2026, 3:16 AM 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 7, 2026, 3:16 AM EDT
Completed Phase 3 Interventional Results available

Apnea Positive Pressure Long-Term Efficacy Study

NCT00051363
View directory record Official record
Conditions
Lung Diseases, Sleep Apnea Syndromes, Sleep
Interventions
Active CPAP, Sham CPAP
Device
Lead sponsor
Stanford University
Other
Eligibility
18 Years and older
Enrollment
1,105 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2002 – 2008
U.S. locations
5
States / cities
Tucson, Arizona • Palo Alto, California • Boston, Massachusetts + 2 more
Source: ClinicalTrials.gov public record
Updated Nov 27, 2018 · Synced Sep 7, 2026, 3:16 AM EDT
Completed Not applicable Interventional Results available

Comparison of Breathing Event Detection by a Continuous Positive Airway Pressure Device to Clinical Polysomnography

NCT00836758
View directory record Official record
Conditions
Sleep Apnea
Interventions
Analysis with AED and manual PSG scoring
Device
Lead sponsor
Philips Respironics
Industry
Eligibility
21 Years to 75 Years
Enrollment
115 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009
U.S. locations
1
States / cities
Gainesville, Florida
Source: ClinicalTrials.gov public record
Updated Jan 15, 2019 · Synced Sep 7, 2026, 3:16 AM EDT
Completed No phase listed Observational

Enhancing Utilization of Non-Invasive Positive Pressure Ventilation in Critical Care

NCT00458926
View directory record Official record
Conditions
COPD, Congestive Heart Failure, Asthma, Respiratory Distress Syndrome, Adult, Pneumonia
Interventions
Not listed
Lead sponsor
Tufts Medical Center
Other
Eligibility
18 Years and older
Enrollment
800 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2009
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Feb 2, 2023 · Synced Sep 7, 2026, 3:16 AM EDT
Terminated Not applicable Interventional Results available

The Efficacy of a New Mathematical Formula to Predict Continuous Positive Air Pressure With an Oronasal Mask Interface.

NCT02816255
View directory record Official record
Conditions
Obstructive Sleep Apnea (OSA)
Interventions
Full Face Mask with same CPAP Pressure, Full Face Mask with new Pressure
Device
Lead sponsor
Weill Medical College of Cornell University
Other
Eligibility
18 Years and older
Enrollment
11 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2018
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Sep 27, 2022 · Synced Sep 7, 2026, 3:16 AM EDT
Withdrawn Not applicable Interventional

Noninvasive Positive Airway Pressure in the Pediatric Emergency Department for the Treatment of Acute Asthma Exacerbations

NCT01497691
View directory record Official record
Conditions
Asthma
Interventions
NIPPV (PALMtop PTV), Volumetric CO2 (NM3), USCOM
Device
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
2 Years to 18 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Aug 23, 2017 · Synced Sep 7, 2026, 3:16 AM EDT
Completed Not applicable Interventional Results available

Evaluation of an Algorithm to Detect Sleep and Wake in Continuous Positive Airway Pressure (CPAP)

NCT01031914
View directory record Official record
Conditions
Sleep Apnea, Obstructive
Interventions
Paced Breathing
Device
Lead sponsor
Philips Respironics
Industry
Eligibility
21 Years to 70 Years
Enrollment
36 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2010
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated May 13, 2013 · Synced Sep 7, 2026, 3:16 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Positive Pressure Treatment of Obstructive Sleep Apnea

NCT00636181
View directory record Official record
Conditions
Obstructive Sleep Apnea
Interventions
Auto AFlex, Auto CPAP, CPAP
Device
Lead sponsor
Philips Respironics
Industry
Eligibility
21 Years to 75 Years
Enrollment
168 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2009
U.S. locations
4
States / cities
Birmingham, Alabama • Stanford, California • New Haven, Connecticut + 1 more
Source: ClinicalTrials.gov public record
Updated Aug 12, 2019 · Synced Sep 7, 2026, 3:16 AM EDT
Completed Phase 2 Interventional

Weekly Phone Calls Versus Brief Patient Education to Improve Continuous Positive Airway Pressure (CPAP) Compliance

NCT00945776
View directory record Official record
Conditions
Obstructive Sleep Apnea (OSA)
Interventions
Weekly phone calls, Frequently asked questions, Usual care
Behavioral
Lead sponsor
CAMC Health System
Other
Eligibility
18 Years and older
Enrollment
128 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2009
U.S. locations
1
States / cities
Charleston, West Virginia
Source: ClinicalTrials.gov public record
Updated Jul 23, 2009 · Synced Sep 7, 2026, 3:16 AM EDT
Terminated Phase 4 Interventional Results available

Palatal Implants in Combination With Continuous Positive Airway Pressure to Treat Obstructive Sleep Apnea

NCT00730041
View directory record Official record
Conditions
Obstructive Sleep Apnea (OSA)
Interventions
Pillar Palatal Implant System, Sham system
Device
Lead sponsor
Medtronic Xomed, Inc.
Industry
Eligibility
18 Years and older
Enrollment
51 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2009
U.S. locations
7
States / cities
Little Rock, Arkansas • Berkeley, California • Denver, Colorado + 4 more
Source: ClinicalTrials.gov public record
Updated Jan 11, 2010 · Synced Sep 7, 2026, 3:16 AM EDT
Completed No phase listed Observational

Evaluation of An Optical Measurement Algorithm Combined With Patient and Provider Input to Reduce Mask Exchanges During Initial Positive Airway Pressure Therapy

NCT04688125
View directory record Official record
Conditions
Sleep Apnea, Obstructive, Obesity Hypoventilation Syndrome (OHS), Sleep Apnea Syndromes
Interventions
Not listed
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
67 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2024
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Feb 27, 2025 · Synced Sep 7, 2026, 3:16 AM EDT