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Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Breathing Techniques Clear all
Recruiting Not applicable Interventional Accepts healthy volunteers

Feasibility of Breathwork Intervention With Older Adults After Knee Surgery

NCT07464860
View directory record Official record
Conditions
Surgical Stress Response, Stress Physiological, Stress Physiology, Stress Psychological, Breathing Techniques, Breathing Exercises, Hypothalamic Pituitary Adrenal, Relaxation, Relaxation Therapy, Cortisol, Postoperative Pain, Postoperative Anxiety, Postoperative Depression, Quality of Recovery (QoR-15)
Interventions
A 5-minute Asynchronous Breathwork Intervention, A 5-minute Asynchronous Card Game Video
Behavioral
Lead sponsor
University of Arizona
Other
Eligibility
65 Years and older
Enrollment
32 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026
U.S. locations
1
States / cities
Tucson, Arizona
Source: ClinicalTrials.gov public record
Updated Jul 5, 2026 · Synced Jul 24, 2026, 6:27 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Post-operative Sore Throat as Determined by Endotracheal Tube Inflation Technique

NCT01305265
View directory record Official record
Conditions
Post Operative Sore Throat, Dysphagia, Hoarseness
Interventions
cuff manometer
Device
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years and older
Enrollment
141 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2012
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Feb 25, 2014 · Synced Jul 24, 2026, 6:27 AM EDT
Terminated Not applicable Interventional

A Pilot Study To Assess Guidance in and Subsequent Use of Mind-Body Techniques on the Quality of Life of Cancer Patients

NCT01586546
View directory record Official record
Conditions
Quality of Life, Life Change Events, Neoplasms
Interventions
Face-to-Face MBM Skills Group, Waitlist Control I, Waitlist Control II, Online MBM Skills Group
Behavioral · Other
Lead sponsor
Absenger Cancer Education Foundation
Other
Eligibility
18 Years and older
Enrollment
32 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012
U.S. locations
1
States / cities
Spring Lake, Michigan
Source: ClinicalTrials.gov public record
Updated Jul 4, 2019 · Synced Jul 24, 2026, 6:27 AM EDT
Completed Not applicable Interventional Results available

A Comparison of Methods of Discontinuing Nasal CPAP in Premature Infants <30 Weeks Gestation

NCT03292562
View directory record Official record
Conditions
Apnea of Prematurity, Respiratory Distress Syndrome
Interventions
Discontinue NCPAP after weaning pressures, Discontinue NCPAP without weaning pressures
Device
Lead sponsor
The University of Texas Health Science Center, Houston
Other
Eligibility
Not listed
Enrollment
66 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Mar 16, 2020 · Synced Jul 24, 2026, 6:27 AM EDT
Terminated Phase 3 Interventional Results available

A Study in Preterm Neonates With Respiratory Distress Syndrome (RDS) Comparing CUROSURF® Administration Through Less Invasive Surfactant Administration (LISA) and Conventional Administration

NCT02772081
View directory record Official record
Conditions
Respiratory Distress Syndrome (RDS)
Interventions
LISA combination product (Curosurf+catheter CHF6440), Curosurf through conventional administration (endotracheal tube)
Combination Product · Drug
Lead sponsor
Chiesi Farmaceutici S.p.A.
Industry
Eligibility
30 Minutes to 24 Hours
Enrollment
33 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
26
States / cities
Little Rock, Arkansas • Los Angeles, California • Denver, Colorado + 22 more
Source: ClinicalTrials.gov public record
Updated Nov 6, 2023 · Synced Jul 24, 2026, 6:27 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Heated Humidification System Breathing Circuit for Maintenance of Body Temperature in Pediatric Patients

NCT03896867
View directory record Official record
Conditions
Temperature Change, Body
Interventions
Anapod™ Humi-Therm Heated Humidification System Breathing Circuit, Bair Hugger™ Warming Blanket
Device
Lead sponsor
University of Minnesota
Other
Eligibility
Up to 18 Years
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2022
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Mar 12, 2025 · Synced Jul 24, 2026, 6:27 AM EDT
Completed Not applicable Interventional

Anesthetic Optimization in Scoliosis Surgery

NCT02481570
View directory record Official record
Conditions
Adolescent Idiopathic Scoliosis, Respiratory Depression, Postoperative Pain
Interventions
pharmacokinetic simulation
Other
Lead sponsor
University of Florida
Other
Eligibility
10 Years to 18 Years
Enrollment
14 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2017
U.S. locations
1
States / cities
Gainesville, Florida
Source: ClinicalTrials.gov public record
Updated Aug 11, 2019 · Synced Jul 24, 2026, 6:27 AM EDT
Completed Not applicable Interventional Results available

Innovation in Pulmonary Rehabilitation

NCT00123422
View directory record Official record
Conditions
Pulmonary Disease, Pulmonary Emphysema
Interventions
Breathing retraining, Heliox, Exercise
Behavioral
Lead sponsor
US Department of Veterans Affairs
Federal
Eligibility
40 Years and older
Enrollment
103 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2009
U.S. locations
1
States / cities
Hines, Illinois
Source: ClinicalTrials.gov public record
Updated Oct 15, 2014 · Synced Jul 24, 2026, 6:27 AM EDT
Completed No phase listed Observational

Study to Determine Quicker Methods of Diagnosing Pneumonia Caused by a Breathing Machine in Critically Ill Patients

NCT00938002
View directory record Official record
Conditions
Ventilator Acquired Pneumonia
Interventions
Acceler8 Pheno
Diagnostic Test
Lead sponsor
Denver Health and Hospital Authority
Other
Eligibility
18 Years and older
Enrollment
37 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2019
U.S. locations
1
States / cities
Denver, Colorado
Source: ClinicalTrials.gov public record
Updated Dec 23, 2019 · Synced Jul 24, 2026, 6:27 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Mask Study: One-handed vs. Two Handed Technique in Children

NCT03215121
View directory record Official record
Conditions
Obstructive Sleep Apnea
Interventions
One handed mask airway, switch to two hands, Two handed mask airway + jaw thrust, Two handed mask airway, switch to one hand
Procedure
Lead sponsor
Nemours Children's Clinic
Other
Eligibility
1 Year to 8 Years
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2020
U.S. locations
1
States / cities
Wilmington, Delaware
Source: ClinicalTrials.gov public record
Updated Jan 22, 2020 · Synced Jul 24, 2026, 6:27 AM EDT
Completed No phase listed Observational

New Data Analysis Methods for Actigraphy in Sleep Medicine

NCT00949858
View directory record Official record
Conditions
Obstructive Sleep Apnea, Restless Leg Syndrome, Insomnia
Interventions
Not listed
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years and older
Enrollment
635 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2014
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Jul 30, 2017 · Synced Jul 24, 2026, 6:27 AM EDT
Terminated Not applicable Interventional Results available

Propofol vs Propofol + Benzo/Opiates in High Risk Group

NCT01315158
View directory record Official record
Conditions
Sleep Apnea, Obstructive, Obesity
Interventions
Propofol Alone, Propofol+Benzo/Opioids
Drug
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years and older
Enrollment
36 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2014
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Oct 27, 2016 · Synced Jul 24, 2026, 6:27 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Breathing Regulation Training for Individuals With Panic Disorder

NCT00183521
View directory record Official record
Conditions
Panic Disorder
Interventions
Raise-CO2 breathing regulation training, Lower-CO2 breathing regulation training, Control
Behavioral
Lead sponsor
Stanford University
Other
Eligibility
18 Years to 60 Years
Enrollment
136 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2008
U.S. locations
1
States / cities
Palo Alto, California
Source: ClinicalTrials.gov public record
Updated Dec 1, 2011 · Synced Jul 24, 2026, 6:27 AM EDT
Completed Not applicable Interventional

Comparison of Mask Ventilation Techniques in Patients Requiring General Anesthesia

NCT02580526
View directory record Official record
Conditions
Apnea
Interventions
V-E mask ventilation for one minute, C-E mask ventilation for one minute
Procedure
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
18 Years and older
Enrollment
104 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Jul 10, 2017 · Synced Jul 24, 2026, 6:27 AM EDT
Active, not recruiting No phase listed Observational Accepts healthy volunteers

Impairments That Affect Correct Inhaler Use in COPD

NCT06135324
View directory record Official record
Conditions
COPD
Interventions
Not listed
Lead sponsor
COPD Foundation
Other
Eligibility
60 Years to 90 Years
Enrollment
500 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2025
U.S. locations
9
States / cities
Birmingham, Alabama • Chicago, Illinois • Burlington, Massachusetts + 6 more
Source: ClinicalTrials.gov public record
Updated May 10, 2025 · Synced Jul 24, 2026, 6:27 AM EDT
Terminated Not applicable Interventional Accepts healthy volunteers

Suture-based, Minimally Invasive Technique Used to Correct NSD

NCT04891263
View directory record Official record
Conditions
Nasal Septum; Deviation, Congenital, Nasal Obstruction
Interventions
Suture-Septoplasty, Surgical suture
Procedure · Device
Lead sponsor
Stanford University
Other
Eligibility
18 Years and older
Enrollment
4 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021
U.S. locations
2
States / cities
Palo Alto, California • Stanford, California
Source: ClinicalTrials.gov public record
Updated Apr 2, 2023 · Synced Jul 24, 2026, 6:27 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Use of Non-Invasive Positive Pressure Ventilation in Patients With Severe Obesity Undergoing Upper Endoscopy Procedures

NCT03529461
View directory record Official record
Conditions
Severe Obesity, Hypoxia
Interventions
Non-invasive positive pressure ventilation through nasal mask, Rescue non-invasive positive pressure ventilation through nasal mask, Secondary rescue maneuvers
Device · Other
Lead sponsor
Bristol Hospital
Other
Eligibility
18 Years to 65 Years
Enrollment
56 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2018
U.S. locations
1
States / cities
Bristol, Connecticut
Source: ClinicalTrials.gov public record
Updated May 30, 2019 · Synced Jul 24, 2026, 6:27 AM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

Assessment of PPG & PAT to Detect Upper Airway Obstruction in Patients With Obstructive Sleep Apnea

NCT01831583
View directory record Official record
Conditions
Sleep Apnea, Obstructive
Interventions
Measurement of PPG waveforms, Measurement of Pulse Arrival Time (PAT)
Device
Lead sponsor
Sotera Wireless, Inc.
Industry
Eligibility
21 Years and older
Enrollment
15 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013
U.S. locations
1
States / cities
Escondido, California
Source: ClinicalTrials.gov public record
Updated Apr 14, 2013 · Synced Jul 24, 2026, 6:27 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Clinical Trial Evaluating the Optimal Technique for Chest Tube Removal

NCT00873587
View directory record Official record
Conditions
Chest Tube Removal
Interventions
Chest tube pull on inspiration, Expiration
Procedure
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
19 Years and older
Enrollment
342 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2012
U.S. locations
1
States / cities
Birmingham, Alabama
Source: ClinicalTrials.gov public record
Updated Oct 13, 2015 · Synced Jul 24, 2026, 6:27 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Deep Breathing Techniques (Pranayama) in Pregnancy

NCT05341921
View directory record Official record
Conditions
Pregnancy Related, Hypertension in Pregnancy, Blood Pressure
Interventions
Alternate Nostril Breathing, Bhramari Breathing, Sheetali Breathing
Behavioral
Lead sponsor
Children's Mercy Hospital Kansas City
Other
Eligibility
18 Years and older · Female only
Enrollment
62 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2024
U.S. locations
1
States / cities
Merriam, Kansas
Source: ClinicalTrials.gov public record
Updated Apr 19, 2025 · Synced Jul 24, 2026, 6:27 AM EDT
Withdrawn Not applicable Interventional

Paradoxical Response to Chest Wall Loading in Mechanically Ventilated Patients

NCT06093958
View directory record Official record
Conditions
ARDS, COVID-19, Mechanical Ventilation Pressure High, Ventilator-Induced Lung Injury
Interventions
Manual loading of the chest wall
Diagnostic Test
Lead sponsor
HealthPartners Institute
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
Saint Paul, Minnesota
Source: ClinicalTrials.gov public record
Updated Mar 6, 2024 · Synced Jul 24, 2026, 6:27 AM EDT
Completed Phase 2 Interventional Results available

Pilot Study Evaluating the Safety and Performance of the GeNO NITROsyl Delivery System for Inhaled Nitric Oxide

NCT01092559
View directory record Official record
Conditions
Pulmonary Arterial Hypertension
Interventions
Nitric Oxide generated by the GeNO nitrosyl delivery system
Drug
Lead sponsor
Geno LLC
Industry
Eligibility
18 Years and older
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2011
U.S. locations
3
States / cities
Boston, Massachusetts • Cleveland, Ohio • Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Jun 3, 2013 · Synced Jul 24, 2026, 6:27 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Impact of Aerosol Box Use on Healthcare Provider Contamination

NCT04880668
View directory record Official record
Conditions
Coronavirus, Covid19, COVID-19 Acute Respiratory Distress Syndrome
Interventions
Aerosol Box (Splashguard)
Device
Lead sponsor
KidSIM Simulation Program
Network
Eligibility
18 Years and older
Enrollment
122 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Mar 31, 2022 · Synced Jul 24, 2026, 6:27 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

The Effect of Breathing on Cognitive Performance and Stress

NCT06986135
View directory record Official record
Conditions
Stress, Acute Stress Reaction, Breathing Techniques, Cognitive Performance
Interventions
Box Breathing, Prolonged Exhalation, Normal Breathing
Other
Lead sponsor
Texas State University
Other
Eligibility
18 Years to 39 Years
Enrollment
66 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2025
U.S. locations
1
States / cities
San Marcos, Texas
Source: ClinicalTrials.gov public record
Updated May 21, 2025 · Synced Jul 24, 2026, 6:27 AM EDT