Independent directory Public ClinicalTrials.gov records United States
Clear filters

These results were retrieved from the live ClinicalTrials.gov registry. Filters and sort order apply to this result list.

ClinicalTrials.gov public records Last synced Oct 18, 2026, 7:05 AM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Showing 1–24 of 48 matching trials from the live ClinicalTrials.gov search.
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
PTEN Gene Mutation, PTEN Hamartoma Tumor Syndrome, PTEN Hamartoma Syndrome, Cowden Syndrome, Bannayan Syndrome, Bannayan Zonana Syndrome, Polyposis
Interventions
Sirolimus
Drug
Lead sponsor
Ohio State University
Other
Eligibility
18 Years to 80 Years
Enrollment
5 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2025
U.S. locations
1
States / cities
Columbus, Ohio
Conditions
Tubular Adenoma, Colon Cancer, Hyperplastic Polyp
Interventions
Water Exchange Colonoscopy, Air Colonoscopy
Other
Lead sponsor
University of California, Davis
Other
Eligibility
50 Years and older
Enrollment
178 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2015
U.S. locations
1
States / cities
Elk Grove, California
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
Conditions
Colon Polyps, Colon Cancer Screening
Interventions
Retroflexion in the right colon
Procedure
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years and older
Enrollment
1,020 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2014
U.S. locations
2
States / cities
St Louis, Missouri • Milwaukee, Wisconsin
Completed Not applicable Interventional Accepts healthy volunteers Results available

Impact of Experience on Results With the Third Eye Retroscope

NCT00969124
Conditions
Colorectal Neoplasms
Interventions
Third Eye Retroscope
Device
Lead sponsor
Avantis Medical Systems
Industry
Eligibility
Not listed
Enrollment
328 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009
U.S. locations
9
States / cities
Celebration, Florida • Chicago, Illinois • Evanston, Illinois + 5 more
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
Polyps Colorectal
Interventions
Control (via ESD using standard of care), GripTract
Device
Lead sponsor
Actuated Medical, Inc.
Industry
Eligibility
21 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Cleveland, Ohio
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
Colorectal Cancer, Precancerous Condition
Interventions
rosuvastatin, placebo
Drug · Other
Lead sponsor
NSABP Foundation Inc
Network
Eligibility
18 Years and older
Enrollment
406 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2015
U.S. locations
584
States / cities
Anniston, Alabama • Mobile, Alabama • Fort Smith, Arkansas + 423 more
Conditions
Polyps
Interventions
Tissue Apposition System (TAS) Device
Device
Lead sponsor
Ethicon Endo-Surgery
Industry
Eligibility
21 Years and older
Enrollment
7 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2009
U.S. locations
1
States / cities
Cleveland, Ohio
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
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
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 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
Terminated No phase listed Observational Accepts healthy volunteers

Microbiome in Colorectal Cancer Onset and Progression

NCT05368688
Conditions
Colorectal Cancer, Tumor, CRC, GI Cancer, Gastrointestinal Cancer
Interventions
Not listed
Lead sponsor
Viome
Industry
Eligibility
50 Years to 80 Years
Enrollment
63 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022
U.S. locations
1
States / cities
Bellevue, Washington
Conditions
Neoplasms, Gastric Cancer
Interventions
Standard of Care Procedure as described in ARM
Procedure
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
66 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2014
U.S. locations
1
States / cities
Jacksonville, Florida
Conditions
Adenomas
Interventions
Endoscopic Mucosal Resection of large colon polyps (greater than or equal to 20 mm in size)
Procedure
Lead sponsor
Cosmo Technologies Ltd
Industry
Eligibility
18 Years and older
Enrollment
226 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2017
U.S. locations
3
States / cities
Jacksonville, Florida • Indianapolis, Indiana • Kansas City, Missouri
Conditions
Colon Polyps
Interventions
Endoscopic Mucosal Resection
Procedure
Lead sponsor
Northwestern University
Other
Eligibility
18 Years to 90 Years
Enrollment
500 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2016
U.S. locations
4
States / cities
Los Angeles, California • Denver, Colorado • Tampa, Florida + 1 more
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
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
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 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
Completed No phase listed Observational Accepts healthy volunteers Results available

Complete Histologic Resection of Adenomatous Polyps?

NCT01224444
Conditions
Adenomatous Polyps
Interventions
standard polypectomy snare
Other
Lead sponsor
White River Junction Veterans Affairs Medical Center
Federal
Eligibility
40 Years to 85 Years
Enrollment
269 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2013
U.S. locations
2
States / cities
Lebanon, New Hampshire • White River Junction, Vermont