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ClinicalTrials.gov public records Last synced Sep 10, 2026, 10:23 AM EDT

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Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
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Filters: Intervention: Endoscopic techniques Clear all
Not yet recruiting Not applicable Interventional

Sling-Fiber Preservation POEM vs. Conventional POEM for Reducing Post-POEM GERD

NCT07178821
View directory record Official record
Conditions
Achalasia, Esophageal, GERD (Gastroesophageal Reflux Disease)
Interventions
Conventional POEM, Sling Fiber-Preserving POEM
Procedure
Lead sponsor
University of California, Irvine
Other
Eligibility
18 Years and older
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2028
U.S. locations
1
States / cities
Orange, California
Source: ClinicalTrials.gov public record
Updated Oct 21, 2025 · Synced Sep 10, 2026, 10:23 AM EDT
Completed No phase listed Observational Results available

Early Detection and Treatment of Esophageal Injury After Catheter Ablation for Atrial Fibrillation

NCT00584922
View directory record Official record
Conditions
Atrial Fibrillation
Interventions
Endoscopy in group I (all patients)
Procedure
Lead sponsor
University of Oklahoma
Other
Eligibility
18 Years to 80 Years
Enrollment
175 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2011
U.S. locations
1
States / cities
Oklahoma City, Oklahoma
Source: ClinicalTrials.gov public record
Updated Jul 14, 2019 · Synced Sep 10, 2026, 10:23 AM EDT
Completed Not applicable Interventional

San Diego Bleeding Esophageal Varices Study

NCT00690027
View directory record Official record
Conditions
Survival and Control of Bleeding
Interventions
Emergency portacaval shunt, Emergency and long-term endoscopic sclerotherapy
Procedure
Lead sponsor
University of California, San Diego
Other
Eligibility
Not listed
Enrollment
211 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1988 – 2005
U.S. locations
1
States / cities
San Diego, California
Source: ClinicalTrials.gov public record
Updated Jun 3, 2008 · Synced Sep 10, 2026, 10:23 AM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

Parkinson's Disease Biomarkers in Nerve Cells in the Gut

NCT05347407
View directory record Official record
Conditions
Parkinson Disease
Interventions
Colonoscopy
Procedure
Lead sponsor
Weill Medical College of Cornell University
Other
Eligibility
45 Years to 75 Years
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2028
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated May 21, 2026 · Synced Sep 10, 2026, 10:23 AM EDT
Terminated Not applicable Interventional Results available

Evaluate the Safety and Diagnostic Advantages of Tilt Down Verses Standard Horizontal Colonoscopy Positioning

NCT01815671
View directory record Official record
Conditions
Diverticulosis
Interventions
colonoscopy in the lateral horizontal position
Procedure
Lead sponsor
Specialists in Gastroenterology, LLC
Other
Eligibility
18 Years to 90 Years · Female only
Enrollment
173 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Feb 4, 2014 · Synced Sep 10, 2026, 10:23 AM EDT
Completed Phase 3 Interventional Results available

Randomized Clinical Trial on Clinical Management of ASCUS and LSIL (ALTS)

NCT01131312
View directory record Official record
Conditions
Cervical Intraepithelial Neoplasia
Interventions
Thinprep, Hybrid capture 2, Colposcopy
Device · Procedure
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
18 Years to 100 Years · Female only
Enrollment
5,060 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2009
U.S. locations
3
States / cities
Oklahoma City, Oklahoma • Pittsburgh, Pennsylvania • Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Nov 19, 2018 · Synced Sep 10, 2026, 10:23 AM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

Dissecting Human Immune Responses to Infection With Influenza or SARS-CoV-2

NCT06848309
View directory record Official record
Conditions
Influenza, SARS-CoV-2 (COVID-19) Infection, Immune Response of Host
Interventions
Bronchoscopy
Procedure
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years to 60 Years
Enrollment
300 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2029
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Mar 11, 2026 · Synced Sep 10, 2026, 10:23 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Perioperative Audio for Anaesthesia

NCT05291832
View directory record Official record
Conditions
Anesthesia
Interventions
Brain.fm Music, Spectrally-matched Noise
Other
Lead sponsor
Brain.fm, Inc.
Industry
Eligibility
Not listed
Enrollment
329 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022
U.S. locations
1
States / cities
Plano, Texas
Source: ClinicalTrials.gov public record
Updated Aug 7, 2022 · Synced Sep 10, 2026, 10:23 AM EDT
Terminated Phase 3 Interventional Results available

Spectroscopy Versus Standard Care in Cervical Cancer Patients

NCT00529464
View directory record Official record
Conditions
Cervical Cancer
Interventions
Fluorescence Spectroscopy, Colposcopy, LEEP Procedure
Procedure
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years and older · Female only
Enrollment
2 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2008
U.S. locations
2
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated May 8, 2016 · Synced Sep 10, 2026, 10:23 AM EDT
Recruiting Not applicable Interventional

Molecular Detection of Advanced Neoplasia in Pancreatic Cysts

NCT03855800
View directory record Official record
Conditions
Pancreas Cyst
Interventions
Blood, stool, pancreatic juice and cyst fluid collection, Pancreatic Surgery, Endoscopy Exam
Diagnostic Test · Procedure
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years to 120 Years
Enrollment
800 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2030
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Jun 1, 2026 · Synced Sep 10, 2026, 10:23 AM EDT
Completed Not applicable Interventional Results available

Evaluation of the Rapid Airway Management Positioner

NCT00581230
View directory record Official record
Conditions
Endotracheal Intubation, Rapid Airway Management Positioner
Interventions
Laryngoscopy with RAMP, Laryngoscopy without RAMP
Device
Lead sponsor
The University of Texas Health Science Center, Houston
Other
Eligibility
18 Years to 80 Years
Enrollment
51 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2008
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Sep 19, 2016 · Synced Sep 10, 2026, 10:23 AM EDT
Recruiting Not applicable Interventional

Novel Rigidizing Overtube in Colonic Endoscopic Submucosal Dissection

NCT06134687
View directory record Official record
Conditions
Gastrointestinal Neoplasm
Interventions
Endoscopic Submucosal Dissection, Novel Rigidizing Overtube
Procedure · Device
Lead sponsor
Baylor College of Medicine
Other
Eligibility
22 Years and older
Enrollment
66 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
2
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Mar 23, 2026 · Synced Sep 10, 2026, 10:23 AM EDT
Not listed Not applicable Interventional

Cryoablation for Benign Gastrointestinal Anastomotic Strictures

NCT04372784
View directory record Official record
Conditions
Esophageal Stricture, Duodenal Stricture, Jejunal Stricture, Anastomotic Stricture of Small Intestine
Interventions
Cryotherapy, Esophagogastroduodenoscopy with Balloon Dilatation
Device · Procedure
Lead sponsor
University of Southern California
Other
Eligibility
18 Years and older
Enrollment
124 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated May 4, 2020 · Synced Sep 10, 2026, 10:23 AM EDT
Completed No phase listed Observational

AE05ML Device for ML Hem-o-lok Polymer Clip Delivery in Laparoscopic Surgical Procedures Observational Registery Study

NCT06364865
View directory record Official record
Conditions
Gall Bladder Disease, Bile Duct Diseases, Acute Cholecystitis, Kidney, Liver, Appendix, Spleen Disease, Prostate
Interventions
laparoscopic procedure
Device
Lead sponsor
Teleflex
Industry
Eligibility
18 Years and older
Enrollment
161 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
3
States / cities
Miami, Florida • New Hyde Park, New York • Wilmington, North Carolina
Source: ClinicalTrials.gov public record
Updated May 10, 2026 · Synced Sep 10, 2026, 10:23 AM EDT
Completed Phase 2 Interventional Results available

Chemotherapy and Radiation Therapy in Treating Patients With Stage II or Stage III Bladder Cancer That Was Removed by Surgery

NCT00777491
View directory record Official record
Conditions
Bladder Cancer
Interventions
induction cisplatin, induction 5-fluorouracil, induction gemcitabine, Induction BID radiation therapy, Induction QD radiation therapy, Consolidation BID radiation therapy, Consolidation QD radiation therapy, consolidation gemcitabine, consolidation 5-fluorouracil, consolidation cisplatin, radical cystectomy, Post-Induction Chemoradiotherapy Endoscopic Response Evaluation, adjuvant gemcitabine, adjuvant cisplatin
Drug · Radiation · Procedure
Lead sponsor
Radiation Therapy Oncology Group
Network
Eligibility
18 Years to 120 Years
Enrollment
70 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2022
U.S. locations
10
States / cities
Atlanta, Georgia • Boise, Idaho • Springfield, Illinois + 5 more
Source: ClinicalTrials.gov public record
Updated Jun 14, 2022 · Synced Sep 10, 2026, 10:23 AM EDT
Active, not recruiting Not applicable Interventional

Comparing Two Surveillance Approaches for People Who Have Received Treatment for HPV-associated Head and Neck Cancer and Show No Signs of Disease

NCT05048459
View directory record Official record
Conditions
Squamous Cell Carcinoma
Interventions
Standard surveillance, Telemedicine surveillance (tele-surveillance), Questionnaires
Other
Lead sponsor
Memorial Sloan Kettering Cancer Center
Other
Eligibility
18 Years and older
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2027
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jun 1, 2026 · Synced Sep 10, 2026, 10:23 AM EDT
Completed Not applicable Interventional Results available

Randomized EsophyX Versus Sham / Placebo Controlled TIF Trial: The RESPECT Study

NCT01136980
View directory record Official record
Conditions
Gastroesophageal Reflux Disease, Hiatal Hernia
Interventions
TIF Transoral Fundoplication, Sham placebo procedure
Device · Other
Lead sponsor
EndoGastric Solutions
Industry
Eligibility
18 Years to 80 Years
Enrollment
129 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2018
U.S. locations
9
States / cities
Los Angeles, California • Englewood, Colorado • Chicago, Illinois + 5 more
Source: ClinicalTrials.gov public record
Updated Dec 2, 2021 · Synced Sep 10, 2026, 10:23 AM EDT
Completed No phase listed Observational

The EUS ShearWave Elastography Liver Fibrosis Study

NCT04115046
View directory record Official record
Conditions
Liver Fibroses
Interventions
ShearWave Elastography (SWE) in Endoscopic Ultrasound (EUS), FibroScan, ALOKA ARIETTA 850 -
Device
Lead sponsor
Olympus Corporation of the Americas
Industry
Eligibility
18 Years to 100 Years
Enrollment
52 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
1
States / cities
Danville, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Sep 8, 2021 · Synced Sep 10, 2026, 10:23 AM EDT
Completed Not applicable Interventional

Fluorescent Light Bronchoscopy Plus White Light Bronchoscopy for Early Detection of Lung Cancer

NCT00019201
View directory record Official record
Conditions
Head and Neck Cancer, Lung Cancer
Interventions
cytology specimen collection procedure, immunohistochemistry staining method, sputum cytology, bronchoscopic and lung imaging studies, bronchoscopy, comparison of screening methods, endoscopic biopsy
Other · Procedure
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 1996
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Apr 28, 2015 · Synced Sep 10, 2026, 10:23 AM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

Longitudinal Oral Microbiome Sampling for BE

NCT05133102
View directory record Official record
Conditions
Barrett Esophagus
Interventions
Sample collection
Other
Lead sponsor
Columbia University
Other
Eligibility
18 Years and older
Enrollment
275 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2027
U.S. locations
2
States / cities
Ann Arbor, Michigan • New York, New York
Source: ClinicalTrials.gov public record
Updated May 11, 2026 · Synced Sep 10, 2026, 10:23 AM EDT
Completed Not applicable Interventional

Confocal Endomicroscopy for Improved Diagnosis of Barrett's Esophagus and Early Esophageal Cancer(CEBE Study)

NCT01124214
View directory record Official record
Conditions
Barrett's Esophagus, Esophageal Intraepithelial Neoplasia
Interventions
endomicroscopy
Procedure
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years to 80 Years
Enrollment
68 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2013
U.S. locations
3
States / cities
Boston, Massachusetts • New York, New York • Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated May 16, 2023 · Synced Sep 10, 2026, 10:23 AM EDT
Completed Phase 4 Interventional Results available

Fibrinolysis Compared to Thoracoscopy for Pleural Infection

NCT03468933
View directory record Official record
Conditions
Pleural Infection, Empyema, Pleural Diseases, Parapneumonic Effusion
Interventions
tissue plasminogen activator (tPA) and human recombinant deoxyribonuclease (DNase), Medical Thoracoscopy
Drug · Procedure
Lead sponsor
Tulane University
Other
Eligibility
18 Years and older
Enrollment
32 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
1
States / cities
New Orleans, Louisiana
Source: ClinicalTrials.gov public record
Updated Feb 3, 2021 · Synced Sep 10, 2026, 10:23 AM EDT
Completed No phase listed Observational

Sex Hormone Therapy and Mucosal Tissues

NCT02983110
View directory record Official record
Conditions
Hiv
Interventions
Anoscopy with Rectal Tissue Sampling, Phlebotomy, Female Genital Tract Sampling
Procedure
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
18 Years to 65 Years
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2018
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated Dec 5, 2018 · Synced Sep 10, 2026, 10:23 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Prospective Multi-Center Study of Short-Term Outcomes After Complex Cholecystectomy

NCT04888117
View directory record Official record
Conditions
Laparoscopic Cholecystectomy, Robotic-assisted Cholecystectomy
Interventions
Laparoscopic cholecystectomy, Robotic-assisted cholecystectomy
Procedure
Lead sponsor
Intuitive Surgical
Industry
Eligibility
18 Years to 80 Years
Enrollment
186 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2025
U.S. locations
4
States / cities
Miami, Florida • New Lenox, Illinois • Albuquerque, New Mexico + 1 more
Source: ClinicalTrials.gov public record
Updated May 30, 2025 · Synced Sep 10, 2026, 10:23 AM EDT