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Showing 1–15 of 15 matching trials from the live ClinicalTrials.gov search.
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Filters: Intervention: Threshold Inspiratory Muscle Trainer Clear all
Completed Not applicable Interventional

Home-Based Respiratory Muscle Strength Training Program for Individuals With Post-COVID-19 Persistent Dyspnea

NCT06091280
View directory record Official record
Conditions
Post-COVID-19 Syndrome, Dyspnea
Interventions
Respiratory Muscle Strength Trainers
Device
Lead sponsor
University of South Florida
Other
Eligibility
18 Years and older
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
1
States / cities
Tampa, Florida
Source: ClinicalTrials.gov public record
Updated Apr 14, 2025 · Synced Sep 3, 2026, 11:23 PM EDT
Completed Phase 4 Interventional Results available

Maintain Respiratory Muscle Function and Reduce Pneumonia Risk in Cancer Patients

NCT03469271
View directory record Official record
Conditions
Cancer
Interventions
1,25 (OH)2 D3, Inspiratory isometric resistance training, Oral Placebo, Sham Inspiratory Isometric Resistance Training, Threshold Inspiratory Muscle Trainer (IMT)
Drug · Other · Device
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
63 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2020
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Sep 25, 2023 · Synced Sep 3, 2026, 11:23 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Respiratory Muscle Function in Heart Failure

NCT03924479
View directory record Official record
Conditions
Heart Failure, Diastolic
Interventions
PowerBreathe (Breathing muscle training)
Device
Lead sponsor
Mayo Clinic
Other
Eligibility
21 Years and older
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2024
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Mar 21, 2024 · Synced Sep 3, 2026, 11:23 PM EDT
Completed Not applicable Interventional Results available

Respiratory Muscle Strength Training in Presbyphonia

NCT03557775
View directory record Official record
Conditions
Presbylarynx
Interventions
Inspiratory Muscle Strength Training (IMST), Expiratory Muscle Strength Training (EMST), Voice Exercises
Device · Behavioral
Lead sponsor
Medical University of South Carolina
Other
Eligibility
50 Years and older
Enrollment
22 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
U.S. locations
1
States / cities
Charleston, South Carolina
Source: ClinicalTrials.gov public record
Updated Sep 6, 2020 · Synced Sep 3, 2026, 11:23 PM EDT
Completed Not applicable Interventional Results available

Improving Functional Capacity in Fontan Patients Through Inspiratory Muscle Training

NCT01977222
View directory record Official record
Conditions
Congenital Heart Disease, Single Ventricle
Interventions
THRESHOLD(TM) INSPIRATORY MUSCLE TRAINER
Device
Lead sponsor
Boston Children's Hospital
Other
Eligibility
18 Years and older
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2015
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Nov 13, 2017 · Synced Sep 3, 2026, 11:23 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Respiratory Motor Control and Blood Pressure Regulation After Spinal Cord Injury

NCT02396823
View directory record Official record
Conditions
Spinal Cord Injury
Interventions
Respiratory Muscle Training
Behavioral
Lead sponsor
University of Louisville
Other
Eligibility
18 Years to 80 Years
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2019
U.S. locations
1
States / cities
Louisville, Kentucky
Source: ClinicalTrials.gov public record
Updated Mar 6, 2025 · Synced Sep 3, 2026, 11:23 PM EDT
Completed Not applicable Interventional

Effects of Inspiratory Muscle Training in Persons With Advanced Multiple Sclerosis

NCT03345199
View directory record Official record
Conditions
Multiple Sclerosis
Interventions
Inspiratory Muscle Trainer (IMT)
Other
Lead sponsor
University of Michigan
Other
Eligibility
18 Years and older
Enrollment
38 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
2
States / cities
Boston, Massachusetts • Flint, Michigan
Source: ClinicalTrials.gov public record
Updated Apr 30, 2019 · Synced Sep 3, 2026, 11:23 PM EDT
Not listed Not applicable Interventional

Telehealth and Onsite Maintenance Exercise in Chronic Lung Disease

NCT06304207
View directory record Official record
Conditions
Copd, COPD Exacerbation, COPD Bronchitis, Emphysema or COPD, Chronic Lung Disease, Pulmonary Fibrosis, Interstitial Lung Disease, Bronchiectasis, Chronic Asthma, Chronic Asthmatic Bronchitis
Interventions
Onsite Maintenance Exercise Training, Telehealth Maintenance Exercise
Combination Product
Lead sponsor
MGH Institute of Health Professions
Other
Eligibility
40 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2026
U.S. locations
1
States / cities
Charlestown, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jul 31, 2024 · Synced Sep 3, 2026, 11:23 PM EDT
Not listed Not applicable Interventional

Inspiratory Muscle Training in COPD

NCT03438019
View directory record Official record
Conditions
COPD
Interventions
PrO2, Threshold Inspiratory Muscle Trainer
Device
Lead sponsor
Miami VA Healthcare System
Federal
Eligibility
40 Years and older
Enrollment
36 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
U.S. locations
1
States / cities
Miami, Florida
Source: ClinicalTrials.gov public record
Updated Jul 19, 2018 · Synced Sep 3, 2026, 11:23 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Mechanisms of Arterial Hypotension in Chronic Spinal Cord Injury

NCT02154412
View directory record Official record
Conditions
Spinal Cord Injury
Interventions
Respiratory Training
Other
Lead sponsor
University of Louisville
Other
Eligibility
18 Years and older
Enrollment
1 participant
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2019
U.S. locations
1
States / cities
Louisville, Kentucky
Source: ClinicalTrials.gov public record
Updated Mar 6, 2025 · Synced Sep 3, 2026, 11:23 PM EDT
Completed Not applicable Interventional

Airway Muscle Training for Obstructive Sleep Apnea

NCT02259660
View directory record Official record
Conditions
Obstructive Sleep Apnea
Interventions
Respiratory muscle strength training, Sham respiratory muscle strength training
Device
Lead sponsor
University of Florida
Other
Eligibility
18 Years to 80 Years
Enrollment
47 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2017
U.S. locations
1
States / cities
Gainesville, Florida
Source: ClinicalTrials.gov public record
Updated Apr 10, 2018 · Synced Sep 3, 2026, 11:23 PM EDT
Completed Early Phase 1 Interventional

Respiratory Strength Training in Persons With Amyotrophic Lateral Sclerosis (ALS)

NCT02710110
View directory record Official record
Conditions
Amyotrophic Lateral Sclerosis
Interventions
PowerLung trainer, Micro Mouth Pressure Meter, Pulmonary Function Testing, Videofluoroscopic swallowing study, Swallowing Quality of Life Questionnaire, Iowa Oral Pressure Instrument, Capsaicin
Device · Procedure · Other + 1 more
Lead sponsor
University of Florida
Other
Eligibility
21 Years to 85 Years
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2019
U.S. locations
1
States / cities
Gainesville, Florida
Source: ClinicalTrials.gov public record
Updated Jan 26, 2020 · Synced Sep 3, 2026, 11:23 PM EDT
Recruiting Not applicable Interventional

A Study Investigating the Impact of IMT With CR On Exercise Responses In HF

NCT07086131
View directory record Official record
Conditions
Heart Failure With Reduced Ejection Fraction
Interventions
Powerbreathe
Device
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
70 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2030
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Aug 6, 2026 · Synced Sep 3, 2026, 11:23 PM EDT
Recruiting Not applicable Interventional

Spinal Cord Stimulation and Respiration After Injury

NCT05178056
View directory record Official record
Conditions
Spinal Cord Injuries, Spinal Cord Stimulation, Breathing Exercises, Rehabilitation
Interventions
Spinal Cord Epidural Stimulation, Respiratory Training
Device · Other
Lead sponsor
University of Louisville
Other
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2030
U.S. locations
1
States / cities
Louisville, Kentucky
Source: ClinicalTrials.gov public record
Updated Mar 12, 2026 · Synced Sep 3, 2026, 11:23 PM EDT
Recruiting Not applicable Interventional

Spinal Cord Stimulation for Respiratory Rehabilitation in Patients With Chronic Spinal Cord Injury

NCT06019949
View directory record Official record
Conditions
Spinal Cord Injuries, Respiration Disorders
Interventions
Transcutaneous spinal cord stimulator, Respiratory Training
Device
Lead sponsor
University of Louisville
Other
Eligibility
18 Years and older
Enrollment
36 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2030
U.S. locations
1
States / cities
Louisville, Kentucky
Source: ClinicalTrials.gov public record
Updated Mar 12, 2026 · Synced Sep 3, 2026, 11:23 PM EDT