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Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
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Completed Not applicable Interventional Accepts healthy volunteers

Investigation of Efficiency of Breathing With Different Breathing Patterns

NCT00784004
Conditions
Respiratory Physiology, Respiratory Insufficiency, Breathing Patterns
Interventions
Breathing Patterns
Other
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years and older
Enrollment
26 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2011
U.S. locations
1
States / cities
Boston, Massachusetts
Conditions
Heart Failure, Heart Failure Acute, Acute Cardiac Pulmonary Edema, Acute Cardiac Failure
Interventions
LUS-guided strategy-of-care, Usual Care, Intravenous Loop Diuretic, Vasodilator, Non invasive Ventilation (NIV)
Other · Drug · Device
Lead sponsor
Indiana University
Other
Eligibility
21 Years and older
Enrollment
130 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
6
States / cities
Indianapolis, Indiana • Detroit, Michigan • Cleveland, Ohio + 2 more
Conditions
Respiratory Insufficiency, Hypoxia
Interventions
HFNC Flow Rate
Device
Lead sponsor
Boston Children's Hospital
Other
Eligibility
4 Weeks to 17 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2021
U.S. locations
2
States / cities
Boston, Massachusetts • Seattle, Washington
Conditions
Safety, and Tolerability
Interventions
DHE inhalation powder low dose administered via dry powder inhaler (DPI) device, DHE inhalation powder high dose administered via dry powder inhaler (DPI) device, DHE injected intravenously (1 mg), DHE 2 mg administered by nasal spray (Migranal®), Metoclopramide 10mg
Combination Product · Drug
Lead sponsor
Aspeya Switzerland SA
Industry
Eligibility
18 Years to 55 Years
Enrollment
44 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025
U.S. locations
1
States / cities
Knoxville, Tennessee
Conditions
Respiratory Distress Syndrome
Interventions
Lucinactant for inhalation, nCPAP alone
Combination Product · Device
Lead sponsor
Windtree Therapeutics
Industry
Eligibility
26 Weeks to 28 Weeks
Enrollment
48 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2017
U.S. locations
10
States / cities
Loma Linda, California • San Diego, California • Newark, Delaware + 7 more
Completed Not applicable Interventional Accepts healthy volunteers Results available

Comparing Nose & Mouth Breathing During Exercise

NCT05702047
Conditions
Healthy
Interventions
Nose-only breathing, Mouth-only breathing
Behavioral
Lead sponsor
Florida State University
Other
Eligibility
18 Years to 30 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023
U.S. locations
1
States / cities
Tallahassee, Florida
Completed Not applicable Interventional Accepts healthy volunteers Results available

Assessment of Airway Obstruction in Infants With Lower Respiratory Infections

NCT00435994
Conditions
Bronchiolitis, Respiratory Syncytial Virus Infections
Interventions
Inhaled primatene will be given as a breathing treatment, Nasal Washing
Drug · Other
Lead sponsor
Indiana University
Other
Eligibility
2 Months to 2 Years
Enrollment
59 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2003 – 2012
U.S. locations
1
States / cities
Indianapolis, Indiana
Conditions
Allergic Asthma
Interventions
Omalizumab, Placebo, Asthma therapies
Drug
Lead sponsor
Genentech, Inc.
Industry
Eligibility
17 Years to 70 Years
Enrollment
176 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2013
U.S. locations
100
States / cities
Huntsville, Alabama • Little Rock, Arkansas • Bakersfield, California + 87 more
Conditions
Critical Illness, Hypoxia, Respiratory Failure
Interventions
End-tidal oxygen monitor
Device
Lead sponsor
Sydney Local Health District
Government
Eligibility
18 Years and older
Enrollment
1,400 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
3
States / cities
Minneapolis, Minnesota • Albuquerque, New Mexico • The Bronx, New York
Conditions
Respiratory Distress Syndrome
Interventions
Lucinactant for Inhalation, nCPAP alone
Drug · Device
Lead sponsor
Windtree Therapeutics
Industry
Eligibility
29 Weeks to 34 Weeks
Enrollment
80 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2015
U.S. locations
11
States / cities
Birmingham, Alabama • Little Rock, Arkansas • Loma Linda, California + 8 more
Conditions
Hematopoietic and Lymphoid Cell Neoplasm, Malignant Solid Neoplasm
Interventions
Methylprednisolone, Oxygen Therapy, Positive Air Pressure Device
Drug · Procedure · Device
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years and older
Enrollment
256 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2026
U.S. locations
1
States / cities
Houston, Texas
Conditions
Covid19, Echocardiography, Ultrasound
Interventions
Point of care ultrasound including echocardiography, lung ultrasound, vascular ultrasound
Diagnostic Test
Lead sponsor
University of Louisville
Other
Eligibility
18 Years and older
Enrollment
98 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2024
U.S. locations
1
States / cities
Louisville, Kentucky
Conditions
Nasal Obstruction, Septal Defect, Allergic Rhinitis, Nasal Polyps, Nasal Valve Collapse
Interventions
Batten batten graft, Septoplasty, Inferior Turbinate Reduction
Procedure
Lead sponsor
Northwell Health
Other
Eligibility
18 Years and older
Enrollment
96 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2025
U.S. locations
3
States / cities
Poplar Bluff, Missouri • New York, New York • Staten Island, New York
Conditions
Chronic Obstructive Pulmonary Disease, HIV, Emphysema
Interventions
blood draw, questionnaires, Lung function testing, Six-Minute walk test, Quantitative CT scans, Nasal secretion and cell collection, Echocardiogram
Procedure · Radiation
Lead sponsor
University of Pittsburgh
Other
Eligibility
18 Years to 80 Years
Enrollment
232 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2020
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Conditions
Traumatic Brain Injury
Interventions
Sildenafil Citrate 50Mg Tab, functional Near-infrared Spectroscopy (fNIRS), Carbon Dioxide (CO2) 5%, Neuropsychological Assessments, Gadolinium contrast infusion, Blood sample collection for research purposes, Structural brain Magnetic Resonance Imaging (MRI
Drug · Device · Other + 1 more
Lead sponsor
Uniformed Services University of the Health Sciences
Federal
Eligibility
18 Years to 55 Years
Enrollment
1 participant
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2020
U.S. locations
1
States / cities
Bethesda, Maryland
Recruiting No phase listed Observational

The APS Phenotyping Study

NCT06521502
Conditions
ARDS, Sepsis, Pneumonia
Interventions
Blood collection, Urine Collection, Nasal, oral, and rectal swabs, Stool collection, Heat Moisture Exchange Filter collection, Tracheal Aspirate sample collection, Non-bronchoscopic bronchoalveolar lavage (NBBAL), Surveys, Short physical performance battery, Hand grip strength, CNS Vital Signs, Muscle Ultrasound, Muscle Strength, Spirometry, Lung Diffusion Testing (DLCO), Chest CT Scan
Other · Procedure · Radiation
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
18 Years and older
Enrollment
4,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2029
U.S. locations
20
States / cities
Fresno, California • Palo Alto, California • San Francisco, California + 12 more
Conditions
Status Asthmaticus
Interventions
NPPV plus standard of care
Other
Lead sponsor
Southern Illinois University
Other
Eligibility
1 Year to 18 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2010
U.S. locations
1
States / cities
Springfield, Illinois
Conditions
Cleft Lip, Cleft Palate, Cleft Lip and Palate
Interventions
cleft lip repair, cleft palate repair, oronasal fistula repair, pharyngoplasty, gingivoperiosteoplasty, LeFort-1 maxillary repositioning, rhinoplasty, myringotomy and tympanostomy tube placement, speech therapy, orthodontia, presurgical orthopedics, sound amplification for hearing
Procedure · Other · Device
Lead sponsor
Duke University
Other
Eligibility
1 Day to 22 Years
Enrollment
1,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2031
U.S. locations
10
States / cities
Gainesville, Florida • Hollywood, Florida • Orlando, Florida + 7 more
Conditions
Infant Respiratory Distress Syndrome, Respiratory Insufficiency, Apnea of Prematurity
Interventions
Nasal high frequency ventilation
Other
Lead sponsor
Tarah T Colaizy
Other
Eligibility
7 Days to 3 Months
Enrollment
14 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2008
U.S. locations
1
States / cities
Iowa City, Iowa
Conditions
Obesity, Morbid, Ventilator-Induced Lung Injury, Respiratory Failure
Interventions
Esophageal balloon, Intervention Spontaneous Breathing Trial (SBT) and Extubation, Control Spontaneous Breathing Trial and Extubation, Intervention Weaning after Tracheostomy, Control Weaning after Tracheostomy
Device · Procedure
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
18 Years and older
Enrollment
6 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
2
States / cities
Chapel Hill, North Carolina • Greenville, North Carolina
Conditions
Airway Management
Interventions
general endotracheal anesthesia, deep sedation without endotracheal intubation
Other
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years and older
Enrollment
200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2018
U.S. locations
1
States / cities
St Louis, Missouri
Not yet recruiting Not applicable Interventional Accepts healthy volunteers

Supplemental Oxygen and Oxygen Desaturations in Colonoscopies

NCT07515755
Conditions
Oxygen Desaturation, Apnea (Central and Obstructive), Airway Obstruction
Interventions
Breath-synchronized oxygen, CPAP, Control
Device
Lead sponsor
University of Utah
Other
Eligibility
18 Years and older
Enrollment
280 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026
U.S. locations
1
States / cities
South Jordan, Utah
Conditions
Healthy, Vasodilation, Insulin Resistance, Autonomic Dysfunction, Obesity
Interventions
Carbon dioxide breathing, Neurovascular Coupling, Human insulin
Other · Drug
Lead sponsor
University of Missouri-Columbia
Other
Eligibility
18 Years to 45 Years
Enrollment
65 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2027
U.S. locations
1
States / cities
Columbia, Missouri
Conditions
COVID-19
Interventions
REGN10933+REGN10987 combination therapy, Placebo
Drug
Lead sponsor
Regeneron Pharmaceuticals
Industry
Eligibility
18 Years and older
Enrollment
2,252 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
96
States / cities
Birmingham, Alabama • Chandler, Arizona • Phoenix, Arizona + 70 more