Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Sep 3, 2026, 5:19 AM EDT

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Showing 1–24 of 48 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Conditions
Colon Polyps
Interventions
Clip closure
Procedure
Lead sponsor
White River Junction Veterans Affairs Medical Center
Federal
Eligibility
18 Years to 89 Years
Enrollment
928 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2022
U.S. locations
1
States / cities
White River Junction, Vermont
Conditions
Colon Cancer, Colon Polyp, Adenoma, Serrated Polyp, Recurrence, Local Neoplasm, Endoscopic Resection
Interventions
6-month follow-up, 12-month follow-up
Procedure
Lead sponsor
Indiana University
Other
Eligibility
18 Years and older
Enrollment
546 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2030
U.S. locations
8
States / cities
Birmingham, Alabama • Aurora, Colorado • Chicago, Illinois + 5 more
Conditions
Colon Polyps
Interventions
Data Collection
Other
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
Not listed
Enrollment
10,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2027
U.S. locations
1
States / cities
Houston, Texas
Completed Not applicable Interventional Accepts healthy volunteers Results available

Post-resection Treatment of Large Colon Polyps

NCT03654209
Conditions
Recurrence
Interventions
Argon Plasma Coagulation, Snare Tip Soft Coagulation
Device
Lead sponsor
Indiana University
Other
Eligibility
25 Years and older
Enrollment
384 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2022
U.S. locations
10
States / cities
Washington D.C., District of Columbia • Orlando, Florida • Indianapolis, Indiana + 5 more
Conditions
Colonic Adenomatous Polyps
Interventions
LumenR Retractor, Removal without overtube
Device
Lead sponsor
Mercy Medical Center
Other
Eligibility
17 Years to 90 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2017
U.S. locations
1
States / cities
Baltimore, Maryland
Completed Not applicable Interventional Accepts healthy volunteers

Computer Aided Detection of Polyps During Colonoscopy Procedures

NCT04195646
Conditions
Colo-rectal Cancer, Polyp of Colon, Adenomatous Polyps
Interventions
EndoVigilant CAD Software
Device
Lead sponsor
EndoVigilant Inc
Industry
Eligibility
18 Years to 85 Years
Enrollment
300 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2020
U.S. locations
2
States / cities
Palo Alto, California • Greenbelt, Maryland
Conditions
Rectal Cancer, Colon Cancer, Crohn's Disease, Polyp, Procidentia, Diverticulitis
Interventions
PINPOINT Endoscopic Fluorescence Imaging System
Device
Lead sponsor
Novadaq Technologies ULC, now a part of Stryker
Industry
Eligibility
18 Years and older
Enrollment
147 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2013
U.S. locations
11
States / cities
Los Angeles, California • Orange, California • San Diego, California + 7 more
Conditions
Recurrent Clostridioides Difficile Infection, Colonic Surgery
Interventions
Orally administered preparation of fecal microbiota (MTP-101P)
Drug
Lead sponsor
University of Minnesota
Other
Eligibility
18 Years to 75 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
1
States / cities
Minneapolis, Minnesota
Conditions
Colorectal Neoplasms, Digestive System Diseases, Colonic Diseases, Colorectal Cancer
Interventions
Stool Sample Collection Kit
Device
Lead sponsor
Exact Sciences Corporation
Industry
Eligibility
40 Years to 90 Years
Enrollment
397 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2017
U.S. locations
21
States / cities
Newport Beach, California • Hamden, Connecticut • Holiday, Florida + 17 more
Completed Phase 2 Interventional Accepts healthy volunteers

Detection and Classification of Colon Polyps

NCT00825292
Conditions
Colon Polyps
Interventions
Polp removal and identification, colon polyp removal, ETMI colonoscope (ETMI scope is a FDA approved device)
Procedure
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
110 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2008
U.S. locations
1
States / cities
Jacksonville, Florida
Conditions
Colonoscopy
Interventions
colonoscopy
Procedure
Lead sponsor
Texas Tech University Health Sciences Center, El Paso
Other
Eligibility
18 Years to 80 Years
Enrollment
326 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2016
U.S. locations
1
States / cities
El Paso, Texas
Conditions
Colon Disease, Gastric Disease
Interventions
Tissue Access and Resection System
Procedure
Lead sponsor
University Hospitals Cleveland Medical Center
Other
Eligibility
18 Years and older
Enrollment
9 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011
U.S. locations
1
States / cities
Cleveland, Ohio
Completed Not applicable Interventional Results available

Efficacy of the Third Eye Retroscope Auxiliary Imaging System

NCT00657371
Conditions
Colorectal Cancer
Interventions
Third Eye Retroscope Auxiliary Imaging System
Device
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
50 Years to 80 Years
Enrollment
288 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2010
U.S. locations
7
States / cities
Scottsdale, Arizona • Mountain View, California • Sunnyvale, California + 4 more
Conditions
Colonic Polyp
Interventions
double balloon interventional platform (DiLumen), no double balloon interventional platform (DiLumen)
Device
Lead sponsor
Mercy Medical Center
Other
Eligibility
18 Years to 85 Years
Enrollment
147 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2020
U.S. locations
1
States / cities
Baltimore, Maryland
Completed Not applicable Interventional Accepts healthy volunteers

A Pilot Randomized Trial of Polypectomy Techniques for 4-6 mm Colonic Polyps

NCT04666194
Conditions
Colon Polyps
Interventions
Cold forceps, Cold snare, Hot snare
Procedure
Lead sponsor
Indiana University
Other
Eligibility
18 Years to 75 Years
Enrollment
353 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2019
U.S. locations
3
States / cities
Carmel, Indiana • Indianapolis, Indiana
Not listed No phase listed Observational Accepts healthy volunteers

Prospective Study of Colonoscopic Resection of Large Polyps and Flat Lesions

NCT02332772
Conditions
Colon Polyps
Interventions
Data Collection
Other
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
Not listed
Enrollment
10,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2025
U.S. locations
1
States / cities
Houston, Texas
Conditions
Colorectal Neoplasms
Interventions
Underwater resection, Conventional (gas distended colon) resection, Standard polypectomy
Procedure
Lead sponsor
VA Northern California Health Care System
Federal
Eligibility
18 Years and older
Enrollment
600 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2018
U.S. locations
1
States / cities
Mather, California
Completed Not applicable Interventional Accepts healthy volunteers Results available

Does Cap Assisted Colonoscopy Improve Detection of Adenomatous Polyps? (CAP Trial)

NCT01935180
Conditions
Adenomatous Polyps
Interventions
Colonoscopy Cap
Device
Lead sponsor
White River Junction Veterans Affairs Medical Center
Federal
Eligibility
50 Years to 85 Years
Enrollment
1,148 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2012
U.S. locations
2
States / cities
Lebanon, New Hampshire • White River Junction, Vermont
Terminated Phase 2 Interventional Results available

Asimadoline for the Treatment of Post-Operative Ileus

NCT00443040
Conditions
Post-Operative Ileus
Interventions
Asimadoline, Placebo
Drug
Lead sponsor
Tioga Pharmaceuticals
Industry
Eligibility
18 Years to 80 Years
Enrollment
35 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2008
U.S. locations
4
States / cities
Burlington, Massachusetts • St Louis, Missouri • Cleveland, Ohio + 1 more
Conditions
Polyp Colorectal, Rectal Adenoma, Adenoma Colon Polyp
Interventions
Not listed
Lead sponsor
Baylor College of Medicine
Other
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Houston, Texas
Conditions
Colorectal Cancer
Interventions
microsatellite instability analysis
Genetic
Lead sponsor
Alliance for Clinical Trials in Oncology
Other
Eligibility
18 Years to 49 Years
Enrollment
651 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2002 – 2004
U.S. locations
71
States / cities
Mobile, Alabama • Colton, California • Duarte, California + 52 more
Conditions
Colorectal Lesions
Interventions
Hybrid ESD, Non-hybrid ESD
Procedure
Lead sponsor
AdventHealth
Other
Eligibility
18 Years and older
Enrollment
247 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2024
U.S. locations
5
States / cities
Gainesville, Florida • Orlando, Florida • Fort Wayne, Indiana + 2 more
Completed Not applicable Interventional Accepts healthy volunteers

Endocytoscopy and Colorectal Neoplasia

NCT02324374
Conditions
Colon Cancer
Interventions
Endocystoscopy During Colonoscopy, Endocytoscope
Device
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years and older
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2017
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Conditions
Delayed Post-Polypectomy Induced Ulcer Hemorrhage
Interventions
Doppler Endoscopic Probe
Device
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
35 Years and older
Enrollment
180 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2026
U.S. locations
3
States / cities
Downey, California • Los Angeles, California • West Los Angeles, California