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ClinicalTrials.gov public records Last synced May 22, 2026, 12:13 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 26 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Respiratory Impedance Clear all
Completed Not applicable Interventional Results available
View directory record Official record
Conditions
Acute Lung Injury (ALI), ARDS
Interventions
Electrical Impedance Tomography monitoring
Device
Lead sponsor
Christiana Care Health Services
Other
Eligibility
18 Years and older
Enrollment
13 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2011
U.S. locations
1
States / cities
Newark, Delaware
Source: ClinicalTrials.gov public record
Updated May 24, 2017 · Synced May 22, 2026, 12:13 AM EDT
Not listed Not applicable Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Obesity, Pulmonary Atelectasis, Obesity Hypoventilation Syndrome, Magnetic Resonance Imaging, Respiratory Mechanics, Electrical Impedance Tomography, Trans-Thoracic Echocardiography
Interventions
Non-Invasive Ventilation, Esophageal catheter positioning
Procedure
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 65 Years
Enrollment
35 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2022
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Nov 16, 2020 · Synced May 22, 2026, 12:13 AM EDT
Completed Not applicable Interventional Results available
View directory record Official record
Conditions
Congestive Heart Failure, Cardiomyopathy, Dyspnea, Pulmonary Edema, Heart Diseases
Interventions
Fluid Status Monitoring (OptiVol™)
Device
Lead sponsor
Medtronic Cardiac Rhythm and Heart Failure
Industry
Eligibility
18 Years and older
Enrollment
156 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2003
U.S. locations
12
States / cities
Anchorage, Alaska • Atlantis, Florida • Fort Wayne, Indiana + 9 more
Source: ClinicalTrials.gov public record
Updated Oct 12, 2010 · Synced May 22, 2026, 12:13 AM EDT
Completed Not applicable Interventional
View directory record Official record
Conditions
Atelectasis
Interventions
Ventilating the patient with lower (40 or 70%) oxygen concentration during the wash out phase, before extubation
Procedure
Lead sponsor
Beth Israel Deaconess Medical Center
Other
Eligibility
18 Years and older
Enrollment
48 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Sep 24, 2025 · Synced May 22, 2026, 12:13 AM EDT
Recruiting No phase listed Observational Accepts healthy volunteers
View directory record Official record
Conditions
Premature Infant, Chronic Respiratory Disease, Neuromuscular Diseases, Healthy, Bronchopulmonary Dysplasia, Pulmonary Vein Stenoses
Interventions
Not listed
Lead sponsor
University of Colorado, Denver
Other
Eligibility
14 Days to 40 Years
Enrollment
90 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2026
U.S. locations
1
States / cities
Aurora, Colorado
Source: ClinicalTrials.gov public record
Updated Nov 12, 2025 · Synced May 22, 2026, 12:13 AM EDT
Withdrawn Not applicable Interventional
View directory record Official record
Conditions
Acute Respiratory Distress Syndrome
Interventions
Electrical Impedance Tomography
Device
Lead sponsor
Boston Children's Hospital
Other
Eligibility
2 Years to 35 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2020
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jun 4, 2019 · Synced May 22, 2026, 12:13 AM EDT
Not listed Not applicable Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Gastroesophageal Reflux, Apnea, Bradycardia
Interventions
Erythromycin, Multi-channel intra-luminal impedance (MII) pH monitoring, Placebo (D5W)
Drug · Device
Lead sponsor
University of Virginia
Other
Eligibility
14 Days and older
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2014
U.S. locations
1
States / cities
Charlottesville, Virginia
Source: ClinicalTrials.gov public record
Updated Apr 4, 2013 · Synced May 22, 2026, 12:13 AM EDT
Recruiting Not applicable Interventional
View directory record Official record
Conditions
Pediatric Acute Respiratory Distress Syndrome
Interventions
Electrical Impedance Tomography positive end-expiratory pressure titration
Device
Lead sponsor
Children's Hospital Los Angeles
Other
Eligibility
0 Years to 18 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Feb 6, 2025 · Synced May 22, 2026, 12:13 AM EDT
Terminated No phase listed Observational
View directory record Official record
Conditions
Heart Failure
Interventions
SimpleSENSE
Device
Lead sponsor
Nanowear Inc.
Industry
Eligibility
18 Years and older
Enrollment
13 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2024
U.S. locations
1
States / cities
Hershey, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Apr 8, 2026 · Synced May 22, 2026, 12:13 AM EDT
Completed No phase listed Observational Accepts healthy volunteers
View directory record Official record
Conditions
Respiratory Disease
Interventions
Resmon PRO FULL
Device
Lead sponsor
Restech Srl
Industry
Eligibility
18 Years and older
Enrollment
231 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2022
U.S. locations
2
States / cities
Los Angeles, California • Burlington, Vermont
Source: ClinicalTrials.gov public record
Updated Jun 29, 2022 · Synced May 22, 2026, 12:13 AM EDT
Active, not recruiting No phase listed Observational
View directory record Official record
Conditions
Pulmonary Embolism
Interventions
Electrical impedance tomography
Device
Lead sponsor
Colorado State University
Other
Eligibility
18 Years and older
Enrollment
63 participants
Timeline
2023 – 2026
U.S. locations
1
States / cities
Loveland, Colorado
Source: ClinicalTrials.gov public record
Updated Jun 10, 2025 · Synced May 22, 2026, 12:13 AM EDT
Completed No phase listed Observational
View directory record Official record
Conditions
Respiratory Failure, Acute Respiratory Distress Syndrome, Acute Lung Injury
Interventions
Not listed
Lead sponsor
Boston Children's Hospital
Other
Eligibility
1 Day to 17 Years
Enrollment
11 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2018
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jun 3, 2019 · Synced May 22, 2026, 12:13 AM EDT
Not yet recruiting Not applicable Interventional
View directory record Official record
Conditions
Acute Hypoxemic Respiratory Failure, Obesity
Interventions
PEEP Titration Using Electrical Impedance Tomography (EIT), Body Positioning: Supine and Prone
Other · Procedure
Lead sponsor
Maurizio F. Cereda, MD
Other
Eligibility
18 Years to 80 Years
Enrollment
80 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2028 – 2030
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jun 12, 2025 · Synced May 22, 2026, 12:13 AM EDT
Enrolling by invitation No phase listed Observational Accepts healthy volunteers
View directory record Official record
Conditions
Cardiopulmonary Failure, Myocardial Infarction (MI), Heart Decompensation, Heart Failure, HFrEF - Heart Failure with Reduced Ejection Fraction, HFpEF - Heart Failure with Preserved Ejection Fraction, Syncopation, Syncope, Ischemic Cardiovascular Disease, STEMI, STEMI (ST Elevation MI), Atrial Fibrillation (AF), Atrial Enlargement, LVF, Conduction Defect, Conduction Abnormalities, Heart Block, Valvular Diseases, Cardiac Output, Low, Stroke Volume, Stroke Volume Variation, Hyperkalemia, Hypercalcemia, Hypocalcemia, LV Dysfunction, QT Prolongation, Sudden Cardiac Death Due to Cardiac Arrhythmia, Ventricular Arrhythmia, Pacing, Pacing Induced Dyssynchrony, Silent Ischemia, Pericarditis, Sleep Related Breathing Disorder, RSA, Apnea, Obstructive, Cardiac Output Measurement, Respiratory Impedance, CRT And/or ICD, Infarction, Cardiomyopathies, Primary, Hypertrophy
Interventions
SUBPROTOCOL A, SUBPROTOCOL B, SUBPROTOCOL C, SUBPROTOCOL D, SUBPROTOCOL E, SUBPROTOCOL F, SUBPROTOCOL G, SUBPROTOCOL H
Device
Lead sponsor
Peerbridge Health, Inc
Industry
Eligibility
18 Years and older
Enrollment
15,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2026
U.S. locations
1
States / cities
Melbourne, Florida
Source: ClinicalTrials.gov public record
Updated Jan 7, 2025 · Synced May 22, 2026, 12:13 AM EDT
Completed No phase listed Observational Accepts healthy volunteers
View directory record Official record
Conditions
Cystic Fibrosis, Healthy
Interventions
Not listed
Lead sponsor
University of Colorado, Denver
Other
Eligibility
3 Years to 21 Years
Enrollment
48 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2024
U.S. locations
1
States / cities
Aurora, Colorado
Source: ClinicalTrials.gov public record
Updated Nov 12, 2025 · Synced May 22, 2026, 12:13 AM EDT
Withdrawn Not applicable Interventional
View directory record Official record
Conditions
Extubation
Interventions
ENLIGHT 2100 ventilatory electrical impedance tomograph
Device
Lead sponsor
Duke University
Other
Eligibility
Up to 17 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Sep 18, 2024 · Synced May 22, 2026, 12:13 AM EDT
Withdrawn No phase listed Observational
View directory record Official record
Conditions
Cystic Fibrosis
Interventions
Not listed
Lead sponsor
Boston Children's Hospital
Other
Eligibility
2 Years to 25 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2011
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Feb 14, 2023 · Synced May 22, 2026, 12:13 AM EDT
Completed Not applicable Interventional Results available
View directory record Official record
Conditions
Acute Respiratory Distress Syndrome, ARDS
Interventions
Usual care, PEEP titration by EIT
Other · Device
Lead sponsor
University of Michigan
Other
Eligibility
18 Years and older
Enrollment
16 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2022
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Oct 11, 2023 · Synced May 22, 2026, 12:13 AM EDT
Completed Not applicable Interventional
View directory record Official record
Conditions
Atelectasis
Interventions
Incentive Spirometry, EzPAP® Positive Airway Pressure
Device
Lead sponsor
University of Virginia
Other
Eligibility
18 Years to 79 Years
Enrollment
112 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2018
U.S. locations
1
States / cities
Charlottesville, Virginia
Source: ClinicalTrials.gov public record
Updated Nov 18, 2018 · Synced May 22, 2026, 12:13 AM EDT
Completed Not applicable Interventional Results available
View directory record Official record
Conditions
Chronic Lung Disease of Prematurity, Bronchopulmonary Dysplasia, Premature Lungs
Interventions
Sentec LuMon Device (EIT system), Sentec Digital Monitoring System (transcutaneous CO2 monitor)
Device
Lead sponsor
Lawrence Rhein
Other
Eligibility
5 Days and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
1
States / cities
Worcester, Massachusetts
Source: ClinicalTrials.gov public record
Updated Oct 8, 2025 · Synced May 22, 2026, 12:13 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available
View directory record Official record
Conditions
Ventilation, Breathing, Atelectasis
Interventions
Volumetric Incentive Spirometry, EzPAP® POSITIVE AIRWAY PRESSURE
Device
Lead sponsor
University of Virginia
Other
Eligibility
18 Years to 79 Years
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017
U.S. locations
1
States / cities
Charlottesville, Virginia
Source: ClinicalTrials.gov public record
Updated Jun 13, 2018 · Synced May 22, 2026, 12:13 AM EDT
Completed No phase listed Observational
View directory record Official record
Conditions
Atelectasis Neonatal, Pneumothorax and Air Leak
Interventions
Detecting asymmetric lung disease like atelectasis or pneumothorax with electrical impedance tomography (EIT)
Other
Lead sponsor
Sharp HealthCare
Other
Eligibility
Not listed
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
San Diego, California
Source: ClinicalTrials.gov public record
Updated Apr 21, 2026 · Synced May 22, 2026, 12:13 AM EDT
Suspended Not applicable Interventional
View directory record Official record
Conditions
Acute Respiratory Distress Syndrome, Ventilation Perfusion Mismatch
Interventions
Nitric Oxide
Device
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 80 Years
Enrollment
70 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated May 7, 2025 · Synced May 22, 2026, 12:13 AM EDT
Completed No phase listed Observational
View directory record Official record
Conditions
Pneumothorax, Pulmonary Contusion, Pleural Effusion, Pulmonary Edema, Atelectasis, Hyperinflation, Emphysema, Acute Respiratory Distress Syndrome
Interventions
Mechanical Ventilation, CT Scan
Device
Lead sponsor
Colorado State University
Other
Eligibility
18 Years and older
Enrollment
2 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2016
U.S. locations
1
States / cities
Loveland, Colorado
Source: ClinicalTrials.gov public record
Updated Jan 31, 2017 · Synced May 22, 2026, 12:13 AM EDT