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Showing 1–24 of 246 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Colon Polyp Clear all
Active, not recruiting Not applicable Interventional

PARADIGM - En Bloc Trial With the EndoQuest Endoluminal Surgical (ELS) System

NCT06133387
View directory record Official record
Conditions
Colorectal Lesion, Colorectal Adenoma, Colorectal Polyp, Rectal Lesion, Rectal Adenoma, Rectal Polyp, Sigmoid; Lesion, Sigmoid Colon Polyp
Interventions
Endoscopic submucosal dissection using the ELS System
Device
Lead sponsor
EndoQuest Robotics, Inc.
Industry
Eligibility
22 Years and older
Enrollment
56 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
6
States / cities
Scottsdale, Arizona • Orlando, Florida • Boston, Massachusetts + 2 more
Source: ClinicalTrials.gov public record
Updated Jul 21, 2026 · Synced Sep 5, 2026, 4:19 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Practice-Based Learning to Predict Polyp Histology at Colonoscopy

NCT01638091
View directory record Official record
Conditions
Colonic Polyps, Adenomatous Polyps
Interventions
Ex vivo module, In vivo practice-base learning phase
Behavioral
Lead sponsor
Stanford University
Other
Eligibility
Not listed
Enrollment
14 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
Started 2011
U.S. locations
2
States / cities
Stanford, California • Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Jul 10, 2012 · Synced Sep 5, 2026, 4:19 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

De-implementation of Outdated Colonoscopy Surveillance Interval Recommendations Among Patients With Low-risk Adenomas

NCT05389397
View directory record Official record
Conditions
Polyp of Colon
Interventions
Outreach
Behavioral
Lead sponsor
Kaiser Permanente
Other
Eligibility
54 Years to 70 Years
Enrollment
604 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Sep 13, 2023 · Synced Sep 5, 2026, 4:19 PM EDT
Terminated Phase 1Phase 2 Interventional Accepts healthy volunteers

Techniques to Enhance Patient Comfort in Sedation-risk Free Colonoscopy

NCT01076907
View directory record Official record
Conditions
Screening of Colonic Polyps
Interventions
Warm water, Control
Other
Lead sponsor
VA Greater Los Angeles Healthcare System
Federal
Eligibility
18 Years to 95 Years
Enrollment
85 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2011
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Dec 14, 2015 · Synced Sep 5, 2026, 4:19 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Study of Flat Polyp Detection Using New Narrow Band Imaging (NBI) Compared to White Light Colonoscopy - The FIND FLAT Colonoscopy Study

NCT01310699
View directory record Official record
Conditions
Colorectal Neoplasms, Colonic Polyps, Colorectal Cancer
Interventions
Olympus Colonoscope CFHQ190AL
Device
Lead sponsor
VA Palo Alto Health Care System
Federal
Eligibility
18 Years and older
Enrollment
281 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2016
U.S. locations
3
States / cities
Palo Alto, California • San Francisco, California • Kansas City, Missouri
Source: ClinicalTrials.gov public record
Updated Dec 5, 2017 · Synced Sep 5, 2026, 4:19 PM EDT
Completed Early Phase 1 Interventional

Use of the Napoleon to Improve Polyp Measurement in Gastroenterology Fellows

NCT04858477
View directory record Official record
Conditions
Colonic Polyp
Interventions
Visual estimation of polyp size, Napoleon measurement of polyp size
Other · Device
Lead sponsor
NYU Langone Health
Other
Eligibility
45 Years and older
Enrollment
46 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
4
States / cities
Brooklyn, New York • New York, New York
Source: ClinicalTrials.gov public record
Updated Feb 24, 2026 · Synced Sep 5, 2026, 4:19 PM EDT
Terminated Not applicable Interventional Accepts healthy volunteers

Evaluation of C-Scan Capsule in Identifying Subjects With Elevated Risk of Colon Polyps

NCT05271656
View directory record Official record
Conditions
Healthy
Interventions
C-Scan System
Device
Lead sponsor
Check-Cap Ltd.
Industry
Eligibility
45 Years to 75 Years
Enrollment
23 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
3
States / cities
Phoenix, Arizona • Rochester, Minnesota • New York, New York
Source: ClinicalTrials.gov public record
Updated Jul 27, 2023 · Synced Sep 5, 2026, 4:19 PM EDT
Recruiting Not applicable Interventional

Prospective, Open-label, Non-significant Risk, Multicenter Study Comparing the Polyp Detection of the Study Device to That of the Colonoscopy Reference

NCT07089615
View directory record Official record
Conditions
Colonic Polyps
Interventions
Capsule swallow
Device
Lead sponsor
Capso Vision, Inc.
Industry
Eligibility
45 Years to 75 Years
Enrollment
330 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
11
States / cities
Chula Vista, California • Lancaster, California • Orange, California + 8 more
Source: ClinicalTrials.gov public record
Updated May 7, 2026 · Synced Sep 5, 2026, 4:19 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Chromocolonoscopy for the Detection of Flat Adenomas in Routine Colorectal Cancer Screening.

NCT00245492
View directory record Official record
Conditions
Colon Cancer, Polyp, Adenoma
Interventions
Chromocolonoscopy
Procedure
Lead sponsor
Indiana University
Other
Eligibility
50 Years and older
Enrollment
792 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2008
U.S. locations
3
States / cities
Indianapolis, Indiana • Stony Brook, New York
Source: ClinicalTrials.gov public record
Updated Jan 27, 2009 · Synced Sep 5, 2026, 4:19 PM EDT
Completed No phase listed Observational

Study of Biomarkers in Blood & Tissue Samples From Patients With Colorectal Cancer or Polyps & Patients Without Polyps

NCT00898378
View directory record Official record
Conditions
Colorectal Cancer, Healthy, no Evidence of Disease, Precancerous Condition
Interventions
gene expression analysis, polymerase chain reaction, polymorphism analysis, protein expression analysis, proteomic profiling, gas chromatography, laboratory biomarker analysis, liquid chromatography, mass spectrometry, questionnaire administration
Genetic · Other
Lead sponsor
Indiana University
Other
Eligibility
18 Years and older
Enrollment
551 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2014
U.S. locations
1
States / cities
Indianapolis, Indiana
Source: ClinicalTrials.gov public record
Updated Sep 17, 2014 · Synced Sep 5, 2026, 4:19 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Confocal Probe-based Endoscopic Imaging, Colorectal Cancer, Gastrointestinal (GI) Pathologies

NCT00874263
View directory record Official record
Conditions
Colonic Polyps, Esophageal Diseases
Interventions
Not listed
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
225 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2012
U.S. locations
1
States / cities
Jacksonville, Florida
Source: ClinicalTrials.gov public record
Updated Jun 21, 2012 · Synced Sep 5, 2026, 4:19 PM EDT
Terminated No phase listed Observational

Ileal Pouch-Anal Anastomosis Registry

NCT01026480
View directory record Official record
Conditions
Ileal Pouch-Anal Anastomosis
Interventions
Not listed
Lead sponsor
Boston Medical Center
Other
Eligibility
Not listed
Enrollment
936 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2017
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Mar 16, 2017 · Synced Sep 5, 2026, 4:19 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

CB-17-08 Augmented Endoscopy System for Mucosal Lesion Detection During Colonoscopy for Colon Rectal Cancer.

NCT03954548
View directory record Official record
Conditions
Colorectal Cancer
Interventions
CB-17-08 CADe
Device
Lead sponsor
Cosmo Artificial Intelligence-AI Ltd
Industry
Eligibility
45 Years and older
Enrollment
249 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
7
States / cities
Scottsdale, Arizona • Danville, California • Jacksonville, Florida + 4 more
Source: ClinicalTrials.gov public record
Updated May 11, 2021 · Synced Sep 5, 2026, 4:19 PM EDT
Not listed Not applicable Interventional

Augmentation of Screening Colonoscopy With Fecal Immunochemical Testing

NCT00892593
View directory record Official record
Conditions
Colon Cancer
Interventions
Fecal Immunochemical Testing
Device
Lead sponsor
Forsyth Medical Center
Other
Eligibility
18 Years and older
Enrollment
4,100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2020
U.S. locations
3
States / cities
Winston-Salem, North Carolina
Source: ClinicalTrials.gov public record
Updated Jul 20, 2014 · Synced Sep 5, 2026, 4:19 PM EDT
Completed Phase 1 Interventional Results available

Lyophilized Black Raspberries in Adults With Familial Adenomatous Polyposis (FAP)

NCT00770991
View directory record Official record
Conditions
Familial Adenomatous Polyposis
Interventions
Black raspberry (BRB) Slurry, Black Raspberry (BRB) Suppositories, Black Raspberry (BRB) Placebo Slurry
Drug
Lead sponsor
The Cleveland Clinic
Other
Eligibility
18 Years and older
Enrollment
34 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2008
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Feb 14, 2016 · Synced Sep 5, 2026, 4:19 PM EDT
Completed Not applicable Interventional Results available

Optical Frequency Domain Imaging for Assessing Colonic Polyps

NCT01439087
View directory record Official record
Conditions
Colonic Polyps
Interventions
MGH Optical Frequency Domain Imaging (OFDI) System
Device
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years and older
Enrollment
2 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2010
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jul 26, 2023 · Synced Sep 5, 2026, 4:19 PM EDT
Recruiting Phase 3 Interventional

Phase 3 Trial of eRapa in Patients With Familial Adenomatous Polyposis

NCT06950385
View directory record Official record
Conditions
Familial Adenomatous Polyposis (FAP)
Interventions
eRapa (encapsulated rapamycin), Placebo
Drug
Lead sponsor
Rapamycin Holdings Inc.
Industry
Eligibility
18 Years and older
Enrollment
168 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2031
U.S. locations
18
States / cities
Arcadia, California • New Haven, Connecticut • Washington D.C., District of Columbia + 14 more
Source: ClinicalTrials.gov public record
Updated Jun 1, 2026 · Synced Sep 5, 2026, 4:19 PM EDT
Completed Phase 3 Interventional

Polyp Prevention Trial

NCT00339625
View directory record Official record
Conditions
Diet, Polyps, Adenoma
Interventions
low fat, high fiber, high fruit and vegetable eating plan
Other
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
35 Years to 99 Years
Enrollment
2,079 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1991 – 2020
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated May 14, 2020 · Synced Sep 5, 2026, 4:19 PM EDT
Terminated Not applicable Interventional Results available

An Evaluation of SprayShield in Reducing Post-Operative Adhesion Formation Following Major Open Abdominal Surgery

NCT01002287
View directory record Official record
Conditions
Ulcerative Colitis, Familial Polyposis
Interventions
SprayShield Adhesion Barrier System, Good Surgical Technique Alone
Device · Procedure
Lead sponsor
Integra LifeSciences Corporation
Industry
Eligibility
18 Years and older
Enrollment
11 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2011
U.S. locations
1
States / cities
Bedford, Massachusetts
Source: ClinicalTrials.gov public record
Updated Nov 19, 2014 · Synced Sep 5, 2026, 4:19 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Gastroenterology Artificial INtelligence System for Detecting Colorectal Polyps (The GAIN Study)

NCT05275556
View directory record Official record
Conditions
Colon Adenoma, Colon Polyp, Colon Lesion
Interventions
Computer-Assisted Detection (CADe) Device
Device
Lead sponsor
Verily Life Sciences LLC
Industry
Eligibility
45 Years to 80 Years
Enrollment
1,410 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022
U.S. locations
5
States / cities
Rochester, Minnesota • Durham, North Carolina • Mentor, Ohio + 2 more
Source: ClinicalTrials.gov public record
Updated Jan 13, 2025 · Synced Sep 5, 2026, 4:19 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

EndoRings Colonoscopy vs Standard Colonoscopy

NCT03418662
View directory record Official record
Conditions
Colorectal Adenoma, Colorectal Polyp, Colon Cancer
Interventions
EndoRings device
Device
Lead sponsor
Indiana University
Other
Eligibility
Not listed
Enrollment
592 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018
U.S. locations
1
States / cities
Indianapolis, Indiana
Source: ClinicalTrials.gov public record
Updated Sep 19, 2019 · Synced Sep 5, 2026, 4:19 PM EDT
Not listed No phase listed Observational Accepts healthy volunteers

Endoscopic Resection of Large Colorectal Polyps: An Observational Cohort Study

NCT04220905
View directory record Official record
Conditions
Colonic Polyp, Colonoscopy, Complication, Recurrence, Duodenal Polyp
Interventions
Not listed
Lead sponsor
White River Junction Veterans Affairs Medical Center
Federal
Eligibility
18 Years and older
Enrollment
1,500 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2025
U.S. locations
1
States / cities
White River Junction, Vermont
Source: ClinicalTrials.gov public record
Updated Jul 4, 2024 · Synced Sep 5, 2026, 4:19 PM EDT
Not listed Not applicable Interventional

Right Sided Colon Polyp Miss Rate: Impact Of Retroflexion In The Right Colon

NCT01704820
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated May 30, 2013 · Synced Sep 5, 2026, 4:19 PM EDT
Completed Phase 2 Interventional Results available

Macrogol 3350-based Oral Osmotic Laxative in Preventing Cancer in Patients at Risk of Colorectal Cancer

NCT00828984
View directory record Official record
Conditions
Adenomatous Polyp, Colorectal Carcinoma
Interventions
macrogol 3350-based oral osmotic laxative, Placebo, Laboratory Biomarker Analysis
Drug · Other
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
18 Years and older
Enrollment
87 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2014
U.S. locations
3
States / cities
Chicago, Illinois • Evanston, Illinois • Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Apr 17, 2017 · Synced Sep 5, 2026, 4:19 PM EDT