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ClinicalTrials.gov public records Last synced Oct 19, 2026, 7:05 AM EDT

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Showing 1–24 of 45 matching trials from the live ClinicalTrials.gov search.
Withdrawn No phase listed Observational Accepts healthy volunteers

Comparison of Esophageal Manometry and CT Scan Measurements

NCT04213911
Conditions
Morbid Obesity, Respiratory Failure
Interventions
low-dose chest CT scan, insertion of esophageal balloon
Radiation · Device
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 99 Years
Healthy volunteers
Accepts healthy volunteers
Timeline
2023
U.S. locations
1
States / cities
Boston, Massachusetts
Recruiting Not applicable Interventional Accepts healthy volunteers

High Resolution Pharyngeal Manometry (HRPM) Biofeedback

NCT07508059
Conditions
Healthy
Interventions
Swallowing Maneuvers, High Resolution Pharyngeal Manometry (HRPM)
Other · Diagnostic Test
Lead sponsor
NYU Langone Health
Other
Eligibility
18 Years to 40 Years
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2027
U.S. locations
1
States / cities
New York, New York
Completed No phase listed Observational Accepts healthy volunteers

Atrial Fibrillation Ablation on Gastric Motility "The AF Gut Study"

NCT01396356
Conditions
Atrial Fibrillation Ablation Procedure
Interventions
GI procedures
Procedure
Lead sponsor
Dhanunjaya Lakkireddy, MD, FACC
Other
Eligibility
18 Years and older
Enrollment
25 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2012
U.S. locations
1
States / cities
Kansas City, Kansas
Conditions
Obesity, Surgery, Anesthesia, Echocardiography, Transesophageal, Mechanical Ventilation
Interventions
Individualized lung-protective ventilation, Standard lung-protective ventilation
Other
Lead sponsor
University of Vermont Medical Center
Other
Eligibility
18 Years and older
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2026
U.S. locations
1
States / cities
Burlington, Vermont
Conditions
Gastroesophageal Reflux Disease (GERD), Laryngopharyngeal Reflux (LPR), Reflux Disease, Gastro-Esophageal, Motility Disorder
Interventions
Transoral Incisionless Fundoplication
Device
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
18 Years to 65 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
1
States / cities
Boston, Massachusetts
Recruiting Not applicable Interventional Accepts healthy volunteers

Mechanisms Preventing Pharyngeal Reflux

NCT05696184
Conditions
GERD
Interventions
Concurrent manometry/impedance/pH with video pharyngo-laryngoscopy, Slow and rapid intra-esophageal infusion
Diagnostic Test
Lead sponsor
Medical College of Wisconsin
Other
Eligibility
18 Years to 85 Years
Enrollment
300 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2026
U.S. locations
1
States / cities
Milwaukee, Wisconsin
Conditions
VA-ECMO
Interventions
Physiology measurements
Other
Lead sponsor
Beth Israel Deaconess Medical Center
Other
Eligibility
18 Years and older
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
2
States / cities
Boston, Massachusetts
Completed Not applicable Interventional Results available

Esophageal Manometry During Recovery From Anesthesia: Pilot Study

NCT02661386
Conditions
Motility Function
Interventions
Motility Procedure
Device
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years to 70 Years
Enrollment
32 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2019
U.S. locations
1
States / cities
San Francisco, California
Conditions
Achalasia, Nutcracker Esophagus, Scleroderma, Esophageal Spasm, Fecal Incontinence
Interventions
Air filled balloon catheter, Solid state catheter
Device
Lead sponsor
University of Utah
Other
Eligibility
18 Years to 80 Years
Enrollment
5 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2007
U.S. locations
1
States / cities
Salt Lake City, Utah
Conditions
Motility Function
Interventions
High resolution solid state manometry
Device
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years to 70 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
1
States / cities
San Francisco, California
Completed No phase listed Observational Accepts healthy volunteers

Rehabilitation Manometry Study

NCT04130867
Conditions
Oropharyngeal Dysphagia
Interventions
pHRM, VFSS
Procedure
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
18 Years to 99 Years
Enrollment
4 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
1
States / cities
Madison, Wisconsin
Conditions
Achalasia
Interventions
Per-Oral Endoscopic Esophagomyotomy
Procedure
Lead sponsor
Northwestern University
Other
Eligibility
18 Years to 85 Years
Enrollment
400 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2014
U.S. locations
1
States / cities
Chicago, Illinois
Completed Not applicable Interventional Accepts healthy volunteers

A Study of Detergents in the Pathogenesis of Eosinophilic Esophagitis

NCT05482256
Conditions
Eosinophilic Esophagitis
Interventions
Esophageal String Test (EST), Colgate, High Resolution Esophageal Manometry (HREM)
Diagnostic Test · Other
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
12 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
1
States / cities
Scottsdale, Arizona
Completed Not applicable Interventional Results available

Effort of Breathing Guided Ventilator Protocol

NCT02989246
Conditions
Ventilators, Mechanical, Work of Breathing
Interventions
Ventilator protocol, Esophageal Catheter
Other · Device
Lead sponsor
Children's Hospital Los Angeles
Other
Eligibility
37 Weeks to 18 Years
Enrollment
32 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2018
U.S. locations
1
States / cities
Los Angeles, California
Conditions
Dysphagia, Achalasia
Interventions
Amyl Nitrite
Drug
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years to 80 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2018
U.S. locations
1
States / cities
Baltimore, Maryland
Completed Not applicable Interventional Accepts healthy volunteers Results available

Efficacy of Dx-pH Probe in Diagnosing Extra-esophageal Reflux Disease

NCT00388453
Conditions
GERD, Larynx Disease
Interventions
Dx-pH Probe, Manometry
Device · Procedure
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
18 Years to 65 Years
Enrollment
47 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2013
U.S. locations
1
States / cities
Nashville, Tennessee
Not yet recruiting Not applicable Interventional

Adiposity Distribution in Acute Respiratory Failure

NCT07019987
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
Conditions
Achalasia
Interventions
Peroral Endoscopic Myotomy a less invasive treatment for Achalasia
Procedure
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years to 80 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2016
U.S. locations
1
States / cities
Rochester, Minnesota
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
Dysphagia, Esophageal
Interventions
Manometry
Diagnostic Test
Lead sponsor
Indiana University
Other
Eligibility
18 Years to 99 Years
Enrollment
1,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2027
U.S. locations
1
States / cities
Indianapolis, Indiana
Withdrawn Not applicable Interventional Accepts healthy volunteers

Effects of an Air Bolus on Primary Peristalsis

NCT06465355
Conditions
Deglutition Disorders
Interventions
pharyngo-esophageal high-resolution manometry
Procedure
Lead sponsor
Medical College of Wisconsin
Other
Eligibility
21 Years to 90 Years
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2024
U.S. locations
1
States / cities
Milwaukee, Wisconsin
Terminated Phase 1 Interventional Accepts healthy volunteers

High Resolution Manometry for Swallowing

NCT01773330
Conditions
Motility Disorder
Interventions
esophageal manometry, Gatorade, Supine position, Semi-recumbent position, Sitting, Standing
Procedure · Dietary Supplement · Other
Lead sponsor
University of Florida
Other
Eligibility
18 Years to 80 Years
Enrollment
71 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2015
U.S. locations
1
States / cities
Gainesville, Florida
Terminated No phase listed Observational Results available

Esophageal Pressure Measurements During One-lung Ventilation

NCT04725318
Conditions
Surgery, One-lung Ventilation
Interventions
One-lung ventilation
Other
Lead sponsor
Beth Israel Deaconess Medical Center
Other
Eligibility
18 Years and older
Enrollment
6 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
1
States / cities
Boston, Massachusetts
Conditions
GERD
Interventions
Endoflip 2.0, High Resolution Manometry
Device · Procedure
Lead sponsor
Ohio State University
Other
Eligibility
18 Years and older
Enrollment
55 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2023
U.S. locations
1
States / cities
Columbus, Ohio