Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Sep 6, 2026, 8:03 AM EDT

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Showing 1–9 of 9 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Conditions
Bronchiolitis, Heliox, Pediatrics
Interventions
Vapotherm-Heliox
Device
Lead sponsor
Case Western Reserve University
Other
Eligibility
Up to 2 Years
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2015
U.S. locations
1
States / cities
Cleveland, Ohio
Conditions
Respiratory Distress Syndrome, Newborn
Interventions
Heliox gas
Other
Lead sponsor
Hawaii Pacific Health
Other
Eligibility
1 Minute to 12 Hours
Enrollment
13 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2011
U.S. locations
1
States / cities
Honolulu, Hawaii
Conditions
Status Asthmaticus
Interventions
Helium-oxygen-driven albuterol nebulizer, Oxygen
Drug
Lead sponsor
Children's Hospital Medical Center, Cincinnati
Other
Eligibility
24 Months to 18 Years
Enrollment
42 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2007
U.S. locations
1
States / cities
Cincinnati, Ohio
Withdrawn Not applicable Interventional Accepts healthy volunteers

Mechanisms of Pharyngeal Collapse in Sleep Apnea, Study C

NCT01738022
Conditions
Sleep Apnea
Interventions
Administration of gas mixtures
Other
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
21 Years to 65 Years
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2017
U.S. locations
1
States / cities
Boston, Massachusetts
Completed Not applicable Interventional Results available

Innovation in Pulmonary Rehabilitation

NCT00123422
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
Recruiting Phase 4 Interventional Accepts healthy volunteers

The Role of Heliox in Respiratory Control

NCT07424014
Conditions
Work of Breathing
Interventions
Heliox inspirate
Drug
Lead sponsor
Indiana University
Other
Eligibility
18 Years to 40 Years
Enrollment
15 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2027
U.S. locations
1
States / cities
Bloomington, Indiana
Conditions
Ischemia
Interventions
Control Group, Single-Dose Heliox Group, Muscle Biopsy
Procedure
Lead sponsor
University of Florida
Other
Eligibility
18 Years and older
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2016
U.S. locations
1
States / cities
Gainesville, Florida
Completed Phase 2 Interventional Results available

The Use of Heliox in Obstructive Sleep Apnea Syndrome

NCT02135900
Conditions
Obstructive Sleep Apnea Syndrome
Interventions
Heliox
Drug
Lead sponsor
Northwell Health
Other
Eligibility
18 Years and older
Enrollment
32 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2011
U.S. locations
1
States / cities
Staten Island, New York
Completed Phase 3 Interventional Accepts healthy volunteers Results available

Heliox-Driven Racemic Epinephrine in Treatment of Bronchiolitis in Pediatric ED Patients

NCT00116584
Conditions
Bronchiolitis
Interventions
heliox, oxygen
Drug
Lead sponsor
University of Louisville
Other
Eligibility
2 Months to 12 Months
Enrollment
72 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2004 – 2011
U.S. locations
1
States / cities
Louisville, Kentucky