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ClinicalTrials.gov public records Last synced Oct 28, 2026, 8:28 PM EDT

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Showing 1–24 of 33 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Polypectomy Clear all
Completed Not applicable Interventional

Underwater Resection of Non-pedunculated Colorectal Lesions

NCT02889679
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Dec 20, 2018 · Synced Oct 28, 2026, 8:28 PM EDT
Completed Not applicable Interventional

Comparative Sedation Study of the MyoSure Hysteroscopic Tissue Removal System

NCT00979342
View directory record Official record
Conditions
Uterine Fibroids, Polyps
Interventions
Hysteroscopic Morcellator
Device
Lead sponsor
Hologic, Inc.
Industry
Eligibility
18 Years to 65 Years · Female only
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2010
U.S. locations
5
States / cities
Phoenix, Arizona • Boca Raton, Florida • Detroit, Michigan + 2 more
Source: ClinicalTrials.gov public record
Updated Jul 23, 2010 · Synced Oct 28, 2026, 8:28 PM EDT
Completed Not applicable Interventional Results available

MyoSure Hysteroscopic Tissue Removal System Registry Study

NCT01369758
View directory record Official record
Conditions
Uterine Fibroids, Polyps
Interventions
MyoSure Tissue Removal System
Device
Lead sponsor
Hologic, Inc.
Industry
Eligibility
18 Years to 65 Years · Female only
Enrollment
290 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2013
U.S. locations
1
States / cities
Marlborough, Massachusetts
Source: ClinicalTrials.gov public record
Updated Sep 13, 2017 · Synced Oct 28, 2026, 8:28 PM EDT
Completed Not applicable Interventional Results available

Safety of Endoscopic Resection of Large Colorectal Polyps: A Randomized Trial.

NCT01936948
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Jul 12, 2024 · Synced Oct 28, 2026, 8:28 PM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

Early Detection of Advanced Adenomas and Colorectal Cancer

NCT06342440
View directory record Official record
Conditions
Colorectal Cancer, Colorectal Neoplasms, Colorectal Polyp, Colorectal Adenocarcinoma, Colorectal Disorders, Colorectal Dysplasia, Colorectal Cancer Stage I, Colorectal Cancer Stage II, Colorectal Cancer Stage III, Colorectal Cancer Stage IV, Colorectal Neoplasms Malignant, Colorectal Serrated Adenocarcinoma, Colorectal Adenoma With Severe Dysplasia, Colorectal Adenoma With Mild Dysplasia, Colorectal Adenoma With Moderate Dysplasia, Colorectal Adenoma and Carcinoma 1, Colorectal Adenomatous Polyp, Colorectal Adenocarcinoma Metastatic in the Liver
Interventions
DENEB
Diagnostic Test
Lead sponsor
City of Hope Medical Center
Other
Eligibility
18 Years and older
Enrollment
2,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2028
U.S. locations
2
States / cities
Monrovia, California • San Diego, California
Source: ClinicalTrials.gov public record
Updated Jul 7, 2026 · Synced Oct 28, 2026, 8:28 PM EDT
Completed Not applicable Interventional Results available

Evaluation of an Endoscopic Suturing System for Tissue Apposition in Colonic Polypectomy

NCT00553436
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Apr 27, 2010 · Synced Oct 28, 2026, 8:28 PM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

A Comparison of Eleview Versus Hetastarch as Injectate for EMR

NCT03350217
View directory record Official record
Conditions
Procedural Bleeding, Delayed Bleeding, Post-Polypectomy Syndrome, Post Procedural Complication
Interventions
Eleview, Hetastarch
Drug
Lead sponsor
Indiana University
Other
Eligibility
18 Years and older
Enrollment
160 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2019
U.S. locations
1
States / cities
Indianapolis, Indiana
Source: ClinicalTrials.gov public record
Updated Dec 17, 2019 · Synced Oct 28, 2026, 8:28 PM EDT
Withdrawn Not applicable Interventional Accepts healthy volunteers

Predicting Risk for Post-polypectomy Colorectal Cancer

NCT05606081
View directory record Official record
Conditions
Colorectal Cancer, Colorectal Polyp, Colorectal Adenoma, Neoplasm, Colorectal
Interventions
Logistic regression risk model
Device
Lead sponsor
Kaiser Permanente
Other
Eligibility
18 Years to 85 Years
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
1
States / cities
Oakland, California
Source: ClinicalTrials.gov public record
Updated Feb 28, 2023 · Synced Oct 28, 2026, 8:28 PM EDT
Completed No phase listed Observational

Laparascopic Assisted Colonoscopic Polypectomy

NCT01986699
View directory record Official record
Conditions
Colon Polyps
Interventions
Laparoscopic Assisted Polypectomy
Procedure
Lead sponsor
Stony Brook University
Other
Eligibility
18 Years to 90 Years
Enrollment
34 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2013
U.S. locations
1
States / cities
Stony Brook, New York
Source: ClinicalTrials.gov public record
Updated May 12, 2015 · Synced Oct 28, 2026, 8:28 PM EDT
Enrolling by invitation Not applicable Interventional

Six Versus Twelve Month Index Follow-up After Large Colon Polyp Resection

NCT07198945
View directory record Official record
Conditions
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
Source: ClinicalTrials.gov public record
Updated Oct 21, 2026 · Synced Oct 28, 2026, 8:28 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Evaluation of EverLift in the Performance of Polypectomy for Polyps 4-9mm

NCT04551014
View directory record Official record
Conditions
Colo-rectal Cancer, Polyp of Colon, Adenomatous Polyp of Colon
Interventions
Use of EverLift, Without use of EverLift
Device
Lead sponsor
Stanford University
Other
Eligibility
18 Years and older
Enrollment
158 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
1
States / cities
Palo Alto, California
Source: ClinicalTrials.gov public record
Updated Sep 1, 2022 · Synced Oct 28, 2026, 8:28 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Cancer Control Following Polypectomy

NCT00591279
View directory record Official record
Conditions
Colon Cancer
Interventions
Not listed
Lead sponsor
Memorial Sloan Kettering Cancer Center
Other
Eligibility
Not listed
Enrollment
110 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
1981 – 2017
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Sep 13, 2023 · Synced Oct 28, 2026, 8:28 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Biopsy Forceps Versus Cold Snare for the Resection of Small Colonic Polyps

NCT02239549
View directory record Official record
Conditions
Colonic Polyps
Interventions
Jumbo cold forceps polypectomy, Cold snare polypectomy
Device
Lead sponsor
San Diego Veterans Healthcare System
Federal
Eligibility
18 Years to 80 Years
Enrollment
419 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2014
U.S. locations
1
States / cities
San Diego, California
Source: ClinicalTrials.gov public record
Updated Sep 12, 2014 · Synced Oct 28, 2026, 8:28 PM EDT
Completed No phase listed Observational

A Double Balloon Endoscopic Platform for ESD

NCT03551379
View directory record Official record
Conditions
Colon Adenoma, Colon Polyp
Interventions
Double Balloon Endoluminal Platform
Device
Lead sponsor
Lumendi, LLC
Industry
Eligibility
18 Years and older
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2018
U.S. locations
1
States / cities
Mineola, New York
Source: ClinicalTrials.gov public record
Updated Aug 20, 2019 · Synced Oct 28, 2026, 8:28 PM EDT
Terminated Phase 2 Interventional Results available

Asimadoline for the Treatment of Post-Operative Ileus

NCT00443040
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Jan 6, 2012 · Synced Oct 28, 2026, 8:28 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Evaluation of Cold Forcep and Cold Snare Polypectomy for Polyps Less Than or Equal to 3mm in Size During Colonoscopy

NCT04551001
View directory record Official record
Conditions
Colo-rectal Cancer, Polyp of Colon, Adenomatous Polyp of Colon
Interventions
Cold forcep polypectomy, Cold snare polypectomy
Procedure
Lead sponsor
Stanford University
Other
Eligibility
18 Years and older
Enrollment
181 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
1
States / cities
Palo Alto, California
Source: ClinicalTrials.gov public record
Updated May 17, 2022 · Synced Oct 28, 2026, 8:28 PM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Effect of Epinephrine on Post-polypectomy Pain

NCT04065451
View directory record Official record
Conditions
Colonic Polyp
Interventions
Epinephrine
Drug
Lead sponsor
Indiana University
Other
Eligibility
18 Years and older
Enrollment
22 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
1
States / cities
Indianapolis, Indiana
Source: ClinicalTrials.gov public record
Updated Sep 30, 2022 · Synced Oct 28, 2026, 8:28 PM EDT
Completed No phase listed Observational

Safety of Continuing Anti-platelet Agents During Colonoscopic Polypectomy: A Prospective Study

NCT01647568
View directory record Official record
Conditions
Post-polypectomy Bleeding, Anti-platelet Therapy, Colonoscopy
Interventions
Not listed
Lead sponsor
Dallas VA Medical Center
Federal
Eligibility
18 Years and older
Enrollment
715 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2009
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Jul 23, 2012 · Synced Oct 28, 2026, 8:28 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Comparison of Two Types of Biopsy Forceps for Obtaining Cold Biopsy Polypectomy for Small Sessile Colorectal Polyps Less Than 6 mm in Diameter

NCT00855790
View directory record Official record
Conditions
Colorectal Polyps
Interventions
evaluate the effectiveness of the RJ4 biopsy forcep versus the RJ3 biopsy forcep
Other
Lead sponsor
University of Florida
Other
Eligibility
18 Years and older
Enrollment
125 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2009
U.S. locations
1
States / cities
Gainesville, Florida
Source: ClinicalTrials.gov public record
Updated Jul 23, 2015 · Synced Oct 28, 2026, 8:28 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Colorectal Polyp Resection Adequacy

NCT02217085
View directory record Official record
Conditions
Polyp Resection Adequacy
Interventions
Not listed
Lead sponsor
Rush University Medical Center
Other
Eligibility
40 Years to 80 Years
Enrollment
288 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2022
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Aug 23, 2022 · Synced Oct 28, 2026, 8:28 PM EDT
Recruiting No phase listed Observational

Malignant Polyp Registry

NCT07619079
View directory record Official record
Conditions
Malignant Colorectal Polyp, Colorectal Cancer, T1 Colorectal Cancer
Interventions
Questionnaires
Other
Lead sponsor
Memorial Sloan Kettering Cancer Center
Other
Eligibility
18 Years and older
Enrollment
500 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2029
U.S. locations
7
States / cities
Basking Ridge, New Jersey • Middletown, New Jersey • Montvale, New Jersey + 4 more
Source: ClinicalTrials.gov public record
Updated Oct 28, 2026 · Synced Oct 28, 2026, 8:28 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Quad Resection (Hot Snare vs Cold Snare vs Hot EMR vs Cold EMR)

NCT03462706
View directory record Official record
Conditions
Colon Cancer, Colon Polyp, Colon Adenoma
Interventions
Cold Snare, Hot Snare, Cold EMR, Hot EMR
Procedure
Lead sponsor
Indiana University
Other
Eligibility
40 Years and older
Enrollment
238 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2021
U.S. locations
1
States / cities
Indianapolis, Indiana
Source: ClinicalTrials.gov public record
Updated Feb 15, 2023 · Synced Oct 28, 2026, 8:28 PM EDT
Completed Not applicable Interventional Results available

Efficacy of the Third Eye Retroscope Auxiliary Imaging System

NCT00657371
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Dec 9, 2013 · Synced Oct 28, 2026, 8:28 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Evaluation of Blood as a Submucosal Cushion During Endoscopic Polypectomy and Mucosal Resection

NCT00583466
View directory record Official record
Conditions
Large Polyps in the Gastrointestinal Tract
Interventions
Autologous blood injection, Normal saline, HPMC
Drug
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years to 90 Years
Enrollment
18 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2008
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Sep 13, 2017 · Synced Oct 28, 2026, 8:28 PM EDT