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Showing 1–24 of 446 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Airway Aspiration Clear all
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 Jul 22, 2026, 2:06 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

A Pilot Study of Pulmonary Function in Dysphagic Infants

NCT00831038
View directory record Official record
Conditions
Chronic Lung Disease
Interventions
Infant Pulmonary Function Tests
Procedure
Lead sponsor
University of Tennessee
Other
Eligibility
1 Month to 24 Months
Enrollment
26 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2011
U.S. locations
1
States / cities
Memphis, Tennessee
Source: ClinicalTrials.gov public record
Updated Nov 29, 2011 · Synced Jul 22, 2026, 2:06 AM EDT
Active, not recruiting Not applicable Interventional

Respiratory Knowledge Portal Computer and Phone Application to Improve Quality of Mechanical Ventilation by Reducing the Number of Ventilator Associated Events, Injury Created by the Ventilator and Unsafe Setting of Alarms.

NCT06737432
View directory record Official record
Conditions
Ventilation, ARDS, Respiratory Failure, Mechanical Ventilation, Ventilator-induced Lung Injury (VILI), Quality Improvement, Ventilator Associated Events
Interventions
RKP Monitoring Software
Other
Lead sponsor
The University of Texas Medical Branch, Galveston
Other
Eligibility
Up to 100 Years
Enrollment
875 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
1
States / cities
Galveston, Texas
Source: ClinicalTrials.gov public record
Updated Apr 7, 2026 · Synced Jul 22, 2026, 2:06 AM EDT
Completed No phase listed Observational Results available

Study of the CAT RX Aspiration Catheter When Used in Patients With Large Occlusive Thrombus in Coronary Arteries

NCT03957473
View directory record Official record
Conditions
Coronary Vessel Occlusion
Interventions
Indigo Aspiration System
Device
Lead sponsor
Penumbra Inc.
Industry
Eligibility
18 Years and older
Enrollment
400 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2021
U.S. locations
25
States / cities
Los Angeles, California • Orange, California • San Diego, California + 21 more
Source: ClinicalTrials.gov public record
Updated Oct 9, 2023 · Synced Jul 22, 2026, 2:06 AM EDT
Completed Phase 3 Interventional

A Controlled Comparative Trial of Sulfamethoxazole-Trimethoprim Versus Aerosolized Pentamidine for Secondary Prophylaxis of Pneumocystis Carinii Pneumonia in AIDS Patients Receiving Azidothymidine (AZT)

NCT00000727
View directory record Official record
Conditions
Pneumonia, Pneumocystis Carinii, HIV Infections
Interventions
Pentamidine isethionate, Pyrimethamine, Sulfamethoxazole/Trimethoprim, Sulfadoxine/Pyrimethamine, Zidovudine
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
12 Years and older
Enrollment
322 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Ends 1991
U.S. locations
9
States / cities
Los Angeles, California • San Diego, California • San Francisco, California + 6 more
Source: ClinicalTrials.gov public record
Updated Nov 2, 2021 · Synced Jul 22, 2026, 2:06 AM EDT
Completed No phase listed Observational

Gastric Ultrasound Assessment for Preoperative Prandial State of Patients Taking Glucagon-Like Peptide-1 Receptor Agonists

NCT05889637
View directory record Official record
Conditions
Pulmonary Aspiration
Interventions
Gastric ultrasound
Diagnostic Test
Lead sponsor
The University of Texas Health Science Center, Houston
Other
Eligibility
18 Years and older
Enrollment
132 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Aug 1, 2023 · Synced Jul 22, 2026, 2:06 AM EDT
Completed Not applicable Interventional Results available

Comparison of a Novel 22-gauge Core Biopsy Needle

NCT01598194
View directory record Official record
Conditions
Solid Pancreatic Mass Lesions, Malignant Neoplasm of Pancreas
Interventions
Novel 22-gauge Core Biopsy Needle + Standard Biopsy Needle
Device
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years and older
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2017
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Dec 26, 2018 · Synced Jul 22, 2026, 2:06 AM EDT
Completed No phase listed Observational

On-site Cytopathology EUS-FNA

NCT01386931
View directory record Official record
Conditions
Pancreatic Neoplasms, Pancreatic Cancer
Interventions
EUS-guided FNA performed with on-site Cytopathologist, EUS-guided FNA performed without on-site Cytopathologist
Procedure
Lead sponsor
University of Colorado, Denver
Other
Eligibility
18 Years and older
Enrollment
111 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2017
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated May 20, 2018 · Synced Jul 22, 2026, 2:06 AM EDT
Terminated No phase listed Interventional Results available

Breath Synchronized Abdominal Muscle Stimulation to Facilitate Ventilator Weaning: a Pilot Study

NCT03019107
View directory record Official record
Conditions
Electric Stimulation, Respiration, Artificial, Ventilator Weaning
Interventions
Breath synchronized abdominal NMES, Sham breath synchronized abdominal NMES
Device
Lead sponsor
Liberate Medical
Industry
Eligibility
18 Years and older
Enrollment
2 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017
U.S. locations
1
States / cities
Louisville, Kentucky
Source: ClinicalTrials.gov public record
Updated Nov 7, 2021 · Synced Jul 22, 2026, 2:06 AM EDT
Withdrawn Not applicable Interventional

Clears On the Day of Anesthesia Permissible up to One-Hour Prior (CODA-POP) to Surgery

NCT06216977
View directory record Official record
Conditions
Perioperative Nutrition
Interventions
Clear Liquids, Standard of Care
Other
Lead sponsor
The University of Texas Health Science Center, Houston
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Oct 2, 2025 · Synced Jul 22, 2026, 2:06 AM EDT
Completed No phase listed Observational

Lung Injury Prediction Study

NCT00889772
View directory record Official record
Conditions
Respiratory Distress, Acute Lung Injury
Interventions
Not listed
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
300 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2010
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Sep 23, 2015 · Synced Jul 22, 2026, 2:06 AM EDT
No Longer Available No phase listed Expanded access

Aerosolized Infasurf Treatment Protocol: Aerosolized Infasurf for Spontaneously Breathing Patients With Early RDS (AERO-03)

NCT03582930
View directory record Official record
Conditions
Neonatal Respiratory Distress
Interventions
Infasurf Aero
Combination Product
Lead sponsor
ONY
Industry
Eligibility
Up to 42 Weeks
U.S. locations
5
States / cities
Jackson, Mississippi • Buffalo, New York • Greenville, North Carolina + 2 more
Source: ClinicalTrials.gov public record
Updated Nov 6, 2023 · Synced Jul 22, 2026, 2:06 AM EDT
Terminated Phase 3 Interventional

Calfactant for Direct Acute Respiratory Distress Syndrome

NCT00682500
View directory record Official record
Conditions
Respiratory Distress Syndrome, Adult
Interventions
Calfactant, Room Air (placebo)
Drug
Lead sponsor
Pneuma Pharmaceuticals Incorporated
Other
Eligibility
12 Years to 85 Years
Enrollment
332 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2011
U.S. locations
18
States / cities
Gainesville, Florida • Orlando, Florida • Chicago, Illinois + 14 more
Source: ClinicalTrials.gov public record
Updated Jul 23, 2012 · Synced Jul 22, 2026, 2:06 AM EDT
Completed Not applicable Interventional Results available

Effects of Breathing and Walking Treatments on Recovery Post-Spinal Cord Injury

NCT01272011
View directory record Official record
Conditions
Spinal Cord Injuries, Brown Sequard, Central Cord Syndrome
Interventions
Intermittent Hypoxia, Locomotor Training
Other
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
18 Years and older
Enrollment
16 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2014
U.S. locations
1
States / cities
Gainesville, Florida
Source: ClinicalTrials.gov public record
Updated Mar 28, 2016 · Synced Jul 22, 2026, 2:06 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Pilot Evaluation Comparing Regional Distribution of Ventilation During Lung Expansion Therapy

NCT03083379
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 Jul 22, 2026, 2:06 AM EDT
Completed Phase 3 Interventional

A Randomized Trial of Surgical Treatments for Vulvar and Vaginal Dysplasia

NCT00394758
View directory record Official record
Conditions
Vulvar Dysplasia, Vaginal Dysplasia
Interventions
CO2 laser surgery, ultrasonic surgical aspiration
Procedure
Lead sponsor
University Hospitals Cleveland Medical Center
Other
Eligibility
18 Years and older · Female only
Enrollment
150 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2000 – 2005
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated May 11, 2022 · Synced Jul 22, 2026, 2:06 AM EDT
Completed No phase listed Observational

Thin and Ultrathin Bronchoscopy With Transbronchial Needle Aspiration and Radial Probe Endobronchial Ultrasound for Peripheral Pulmonary Lesions

NCT04331587
View directory record Official record
Conditions
Peripheral Pulmonary Nodules
Interventions
BF-P190 4 mm thin bronchoscope, BF-MP190F 3 mm ultrathin bronchoscope, Radial ultrasound probe (UM S20-17S), PeriView FLEX 21G Single Use Aspiration Needle
Device
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years and older
Enrollment
80 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2024
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Sep 18, 2024 · Synced Jul 22, 2026, 2:06 AM EDT
Terminated Phase 3 Interventional Results available

Rectal Indomethacin to Prevent Post-Endoscopic Retrograde Cholangiopancreatography (ERCP) Pancreatitis

NCT01774604
View directory record Official record
Conditions
Post-ERCP Acute Pancreatitis
Interventions
Indomethacin, Placebo
Drug
Lead sponsor
Dartmouth-Hitchcock Medical Center
Other
Eligibility
18 Years and older
Enrollment
449 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2014
U.S. locations
1
States / cities
Lebanon, New Hampshire
Source: ClinicalTrials.gov public record
Updated Nov 3, 2016 · Synced Jul 22, 2026, 2:06 AM 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 Jul 22, 2026, 2:06 AM EDT
Completed No phase listed Observational

Ultrasound and Videofluoroscopy for Diagnosing Swallowing Disorders

NCT00001220
View directory record Official record
Conditions
Deglutition Disorder, Motor Neuron Disease
Interventions
Not listed
Lead sponsor
National Institutes of Health Clinical Center (CC)
NIH
Eligibility
Not listed
Enrollment
750 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1987 – 2005
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Mar 3, 2008 · Synced Jul 22, 2026, 2:06 AM EDT
Terminated Not applicable Interventional Results available

EUS FNB Versus FNA With On-Site Cytopathology in Solid Pancreatic Masses

NCT03485924
View directory record Official record
Conditions
Fine Needle Aspiration, Pancreatic Mass
Interventions
EUS-FNA with ROSE, EUS-FNB without ROSE
Diagnostic Test
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years and older
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2023
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Sep 18, 2024 · Synced Jul 22, 2026, 2:06 AM EDT
Suspended Not applicable Interventional

CLEANer Aspiration for Pulmonary Embolism

NCT06189313
View directory record Official record
Conditions
Pulmonary Embolism, Acute Pulmonary Embolism, Cardiovascular Diseases, Venous Thromboembolism
Interventions
Cleaner Pro Thrombectomy System
Device
Lead sponsor
Argon Medical Devices
Industry
Eligibility
18 Years and older
Enrollment
125 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2029
U.S. locations
12
States / cities
Aurora, Colorado • Washington D.C., District of Columbia • Tampa, Florida + 9 more
Source: ClinicalTrials.gov public record
Updated Apr 5, 2026 · Synced Jul 22, 2026, 2:06 AM EDT
Withdrawn Phase 1 Interventional

Validation of Aspiration Markers in Intubated Patients

NCT02598713
View directory record Official record
Conditions
Pneumonia, Aspiration
Interventions
Aspiration Marker
Drug
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2024
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Dec 1, 2025 · Synced Jul 22, 2026, 2:06 AM EDT
Completed Not applicable Interventional

Aerosols in the Treatment of Pneumocystis Pneumonia: A Pilot Study Quantitating the Deposition of Aerosolized Pentamidine as Delivered in ACTG 040 and Comparing Its Toxicity With Parenteral Pentamidine Therapy

NCT00000722
View directory record Official record
Conditions
Pneumonia, Pneumocystis Carinii, HIV Infections
Interventions
Pentamidine isethionate
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
12 Years and older
Enrollment
45 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Ends 1991
U.S. locations
1
States / cities
Stony Brook, New York
Source: ClinicalTrials.gov public record
Updated Nov 2, 2021 · Synced Jul 22, 2026, 2:06 AM EDT