Independent directory Public ClinicalTrials.gov records United States
Clear filters
ClinicalTrials.gov public records Last synced Jun 27, 2026, 3:53 AM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Showing 1–24 of 62 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Completed Not applicable Interventional Results available

Nasal Noninvasive NAVA in the Very Low Birth Weight Infant

NCT01785563
Conditions
Inadequate; Pulmonary Ventilation, Newborn, Infant, Very Low Birth Weight
Interventions
Nasal NIV-NAVA
Device
Lead sponsor
Tarah T Colaizy
Other
Eligibility
7 Days to 1 Year
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2018
U.S. locations
2
States / cities
Iowa City, Iowa
Completed Not applicable Interventional Accepts healthy volunteers

Diaphragm Function and Diver Endurance

NCT04679402
Conditions
Respiratory Muscles
Interventions
Carbon monoxide 200 ppm in air
Other
Lead sponsor
Duke University
Other
Eligibility
18 Years to 45 Years
Enrollment
45 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2024
U.S. locations
1
States / cities
Durham, North Carolina
Conditions
Cervical Spinal Cord Injury
Interventions
Acute Intermittent Hypercapnic Hypoxia, Transcutaneous spinal cord stimulation, SHAM Acute Intermittent Hypercapnic Hypoxia, SHAM Transcutaneous spinal cord stimulation
Other
Lead sponsor
Thomas Jefferson University
Other
Eligibility
18 Years to 65 Years
Enrollment
4 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2025
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Conditions
Neuromodulation, Phrenic Nerve Stimulation, Ventilator Induced Diaphragm Dysfunction, Mechanical Ventilation Weaning
Interventions
pdSTIM System Therapy, Conventional Medical Management
Device · Other
Lead sponsor
Stimdia Medical Inc.
Industry
Eligibility
18 Years and older
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
21
States / cities
Mobile, Alabama • Chandler, Arizona • Goodyear, Arizona + 18 more
Completed Not applicable Interventional Results available

Effect of Diaphragm Stimulation During Surgery

NCT03303040
Conditions
Mechanical Ventilation Complication, Diaphragm Injury
Interventions
Electrical stimulation of hemidiaphragm
Other
Lead sponsor
University of Florida
Other
Eligibility
18 Years to 85 Years
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2023
U.S. locations
1
States / cities
Gainesville, Florida
Conditions
Respiratory Distress Syndrome
Interventions
Not listed
Lead sponsor
Dartmouth-Hitchcock Medical Center
Other
Eligibility
1 Hour to 28 Days
Enrollment
21 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2015
U.S. locations
1
States / cities
Lebanon, New Hampshire
Conditions
Respiratory Function Loss, Respiratory Complication
Interventions
Fentanyl Injection
Drug
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
69 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2027
U.S. locations
1
States / cities
Rochester, Minnesota
Terminated No phase listed Observational Results available

Change In Diaphragmatic Thickness Predicts Extubation Success

NCT02656199
Conditions
Mechanical Ventilation Complication
Interventions
Diaphragm Ultrasound
Procedure
Lead sponsor
Albert Einstein Healthcare Network
Other
Eligibility
18 Years and older
Enrollment
57 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2017
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Completed Not applicable Interventional Accepts healthy volunteers

Diaphragm Structure and Function in Children

NCT06230692
Conditions
Respiratory Muscle Training
Interventions
POWERbreathe Plus IMT
Device
Lead sponsor
University of Maryland, Baltimore
Other
Eligibility
6 Years to 12 Years
Enrollment
10 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2025
U.S. locations
1
States / cities
Baltimore, Maryland
Conditions
Ventilator-Induced Diaphragm Dysfunction
Interventions
TransAeris System
Device
Lead sponsor
Synapse Biomedical
Industry
Eligibility
22 Years and older
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
1
States / cities
Cleveland, Ohio
Conditions
Amyotrophic Lateral Sclerosis (ALS)
Interventions
NeuRx Diaphragm Pacing System (DPS)
Device
Lead sponsor
Synapse Biomedical
Industry
Eligibility
21 Years and older
Enrollment
97 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2017
U.S. locations
11
States / cities
Los Angeles, California • San Francisco, California • Denver, Colorado + 8 more
Conditions
Injuries, Spinal Cord
Interventions
Diaphragm pacing
Device
Lead sponsor
University of Florida
Other
Eligibility
18 Years and older
Enrollment
16 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2020
U.S. locations
2
States / cities
Gainesville, Florida • Jacksonville, Florida
Conditions
Hypertension, FXTAS
Interventions
HRV and respiratory coherence biofeedback
Device
Lead sponsor
University of California, Davis
Other
Eligibility
50 Years to 90 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2019
U.S. locations
1
States / cities
Sacramento, California
Completed Not applicable Interventional Results available

Delayed Cord Clamping for Congenital Diaphragmatic Hernia

NCT03314233
Conditions
Congenital Diaphragmatic Hernia
Interventions
DING
Procedure
Lead sponsor
Children's Hospital of Philadelphia
Other
Eligibility
1 Day to 1 Day
Enrollment
21 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2018
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Conditions
Dyspnea
Interventions
diaphragmatic breathing retraining, Health Promotion
Behavioral
Lead sponsor
University of Nebraska
Other
Eligibility
19 Years and older
Enrollment
27 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2018
U.S. locations
1
States / cities
Omaha, Nebraska
Conditions
Anesthesia and Analgesia
Interventions
Diaphragmatic Breathing
Behavioral
Lead sponsor
University of Southern California
Other
Eligibility
50 Years to 90 Years
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024
U.S. locations
1
States / cities
Los Angeles, California
Conditions
Injury of Diaphragm, Mechanical Ventilation Complication, Critical Illness
Interventions
Ultrasound
Diagnostic Test
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
18 Years and older
Enrollment
75 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2016
U.S. locations
1
States / cities
Winston-Salem, North Carolina
Recruiting Not applicable Interventional

STimulation to Activate RespIration

NCT06832306
Conditions
ARDS (Moderate or Severe), AHRF, Mechanically Ventilated ICU Patients
Interventions
Phrenic Nerve Stimulation
Device
Lead sponsor
Lungpacer Medical Inc.
Industry
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
5
States / cities
La Jolla, California • Shreveport, Louisiana • Cleveland, Ohio + 2 more
Conditions
Gastroesophageal Reflux, Dysphagia, Esophageal Motility Disorders
Interventions
diaphragmatic breathing
Diagnostic Test
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
13 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2026
U.S. locations
1
States / cities
Jacksonville, Florida
Conditions
Dyspnea After Interscalene Nerve Block
Interventions
Maximum Inspiratory Pressure monitoring
Diagnostic Test
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
18 Years and older
Enrollment
45 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Conditions
Stress Disorders, Post-Traumatic
Interventions
Emotional Freedom Techniques (EFT)
Behavioral
Lead sponsor
Soul Medicine Institute
Other
Eligibility
18 Years to 70 Years
Enrollment
12 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2009
U.S. locations
2
States / cities
Charleston, West Virginia • Huntington, West Virginia
Conditions
Emphysema
Interventions
osteopathic manipulative treatment
Procedure
Lead sponsor
National Center for Complementary and Integrative Health (NCCIH)
NIH
Eligibility
Not listed
Healthy volunteers
Healthy volunteers not accepted
Timeline
2001 – 2002
U.S. locations
1
States / cities
Kirksville, Missouri
Conditions
Tracheobronchomalacia
Interventions
Bethanechol
Drug
Lead sponsor
Arkansas Children's Hospital Research Institute
Other
Eligibility
Not listed
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2024
U.S. locations
1
States / cities
Little Rock, Arkansas
Conditions
Congenital Diaphragmatic Hernia
Interventions
High Frequency Jet Ventilator, High Frequency Oscillatory Ventilator
Device
Lead sponsor
University of Utah
Other
Eligibility
Up to 24 Hours
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2025
U.S. locations
2
States / cities
Salt Lake City, Utah