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Showing 1–24 of 177 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Terminated Not applicable Interventional Accepts healthy volunteers

Comparision of Air Versus CO2 for Distention During Sigmoidoscopy

NCT00771290
Conditions
Colorectal Surgery
Interventions
Air insufflation with standard endoscopy unit, CO2 insufflation for colonoscopy (special CO2 insufflation unit)
Procedure
Lead sponsor
Columbia University
Other
Eligibility
18 Years and older
Enrollment
54 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2009
U.S. locations
1
States / cities
New York, New York
Conditions
Pain, Colorectal Adenomas, Colorectal Cancer
Interventions
Air Insufflation method., Water Immersion method., Water Exchange method.
Other
Lead sponsor
Presidio Ospedaliero Santa Barbara
Other
Eligibility
18 Years to 85 Years
Enrollment
288 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013
U.S. locations
1
States / cities
Los Angeles, California
Conditions
Colon Polyps, Colonoscopy, Artificial Intelligence (AI)
Interventions
Colonoscopy With Computer-Aided Detection, Colonoscopy without Computer-Aided Detection
Device · Procedure
Lead sponsor
Northwestern University
Other
Eligibility
18 Years and older
Enrollment
180 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
1
States / cities
Chicago, Illinois
Conditions
Crohn's Disease
Interventions
Colonoscopy
Procedure
Lead sponsor
Prometheus Laboratories
Industry
Eligibility
18 Years and older
Enrollment
41 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
U.S. locations
5
States / cities
Los Angeles, California • Ventura, California • Hamden, Connecticut + 2 more
Completed Not applicable Interventional Accepts healthy volunteers

Narrow Band Imaging Colon Polyp Study

NCT00614770
Conditions
Adenomatous Polyp, New Imaging Techniques in Colonoscopy
Interventions
standard of care colonoscopy, colonoscopy
Procedure
Lead sponsor
Kansas City Veteran Affairs Medical Center
Federal
Eligibility
18 Years and older
Enrollment
630 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2009
U.S. locations
2
States / cities
Kansas City, Missouri • St Louis, Missouri
Conditions
Colorectal Cancer
Interventions
Colonoscopy, FIT
Procedure
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
50 Years to 75 Years
Enrollment
50,126 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2028
U.S. locations
45
States / cities
Phoenix, Arizona • Little Rock, Arkansas • Fresno, California + 42 more
Conditions
Colorectal Cancer, Precancerous Polyp, Rectal Bleeding, CRC
Interventions
3-metabolite biosensor
Diagnostic Test
Lead sponsor
Memorial Sloan Kettering Cancer Center
Other
Eligibility
18 Years and older
Enrollment
210 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
1
States / cities
New York, New York
Conditions
Colorectal Adenoma, Colorectal Cancer (CRC), Colorectal Cancer (CRC) Screening
Interventions
colorectal cancer (CRC) screening, colorectal cancer screening, Colonoscopy after bowel cleansing
Device · Diagnostic Test · Procedure
Lead sponsor
Jubaan Ltd.
Industry
Eligibility
45 Years to 85 Years
Enrollment
400 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
1
States / cities
Portland, Oregon
Conditions
CRC Screening, CRC (Colorectal Cancer)
Interventions
Digital Outreach, In Person consultation
Other
Lead sponsor
University of Oklahoma
Other
Eligibility
45 Years to 75 Years
Enrollment
164 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
Oklahoma City, Oklahoma
Conditions
Human Immunodeficiency Virus
Interventions
Raltegravir, Dolutegravir, Colonoscopy with biopsy
Drug · Procedure
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
18 Years to 65 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2015
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Conditions
Screening Colonoscopy
Interventions
colonoscopy
Procedure
Lead sponsor
Loma Linda University
Other
Eligibility
18 Years to 80 Years
Enrollment
450 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2015
U.S. locations
1
States / cities
Loma Linda, California
Completed Not applicable Interventional Accepts healthy volunteers

AI Colorectal Polyp Detection

NCT04979962
Conditions
Polyp Colorectal, Adenoma Colon
Interventions
EW10-EC02 (Endoscopy Support Program)
Device
Lead sponsor
Fujifilm Medical Systems USA, Inc.
Industry
Eligibility
45 Years and older
Enrollment
1,162 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
10
States / cities
Los Angeles, California • Largo, Florida • Chestnut Hill, Massachusetts + 4 more
Terminated Not applicable Interventional Accepts healthy volunteers Results available

Post Market Evaluation of Aer-O-Scope Visualization

NCT02926209
Conditions
Cancer
Interventions
Aer-O-Scope (Colonoscopy), Colonoscopy (Conventional Colonoscope)
Device · Procedure
Lead sponsor
GI View Ltd.
Industry
Eligibility
45 Years to 75 Years
Enrollment
104 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2018
U.S. locations
1
States / cities
Tacoma, Washington
Conditions
Colorectal Neoplasms
Interventions
Narrow band imaging, Chromoendoscopy, High definition white light endoscopy
Device · Other
Lead sponsor
Indiana University
Other
Eligibility
40 Years and older
Healthy volunteers
Accepts healthy volunteers
Timeline
2025
U.S. locations
1
States / cities
Indianapolis, Indiana
Completed Not applicable Interventional Accepts healthy volunteers Results available

Colorectal Cancer and Pre-Cancerous Adenoma Non-Invasive Detection Test Study

NCT04739722
Conditions
Colorectal Cancer, Advanced Adenocarcinoma, Serrated Polyp
Interventions
ColoSense
Diagnostic Test
Lead sponsor
Geneoscopy, Inc.
Industry
Eligibility
45 Years and older
Enrollment
14,263 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2024
U.S. locations
2
States / cities
St Louis, Missouri • Austin, Texas
Recruiting Phase 1Phase 2 Interventional Accepts healthy volunteers

Linaclotide for Colonoscopy Bowel Prep

NCT06692673
Conditions
Patients Scheduled for Colonoscopy
Interventions
Use of Linaclotide as a single agent Colonoscopy prep
Drug
Lead sponsor
University of Florida
Other
Eligibility
18 Years to 65 Years
Enrollment
10 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
1
States / cities
Gainesville, Florida
Conditions
Colorectal Cancer
Interventions
Patient mailing
Behavioral
Lead sponsor
Harvard Vanguard Medical Associates
Other
Eligibility
18 Years to 80 Years
Enrollment
70 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2008
U.S. locations
1
States / cities
Newton, Massachusetts
Completed Phase 2 Interventional Results available

FMT in Ulcerative Colitis-Associated Pouchitis

NCT02049502
Conditions
Ulcerative Colitis Associated Pouchitis
Interventions
biologically active human fecal microbiota, sigmoidoscopy
Biological · Procedure
Lead sponsor
Virginia O. Shaffer
Other
Eligibility
18 Years to 65 Years
Enrollment
8 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2018
U.S. locations
2
States / cities
Atlanta, Georgia
Conditions
HIV Infection, HIV Infections
Interventions
Efavirenz + Tenofovir DF/Emtricitabine, Raltegravir + Tenofovir DF/Emtricitabine, Colonoscopy with biopsies, Inguinal Lymph Node Excision
Drug · Procedure
Lead sponsor
University of Minnesota
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2011
U.S. locations
1
States / cities
Minneapolis, Minnesota
Conditions
Colorectal Cancer
Interventions
educational intervention, internet-based intervention, evaluation of cancer risk factors, fecal occult blood test, screening colonoscopy
Other · Procedure
Lead sponsor
Harvard University
Other
Eligibility
50 Years to 75 Years
Enrollment
1,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
Started 2005
U.S. locations
2
States / cities
Boston, Massachusetts
Recruiting No phase listed Observational Accepts healthy volunteers

Parkinson's Disease Biomarkers in Nerve Cells in the Gut

NCT05347407
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
Completed Not applicable Interventional Accepts healthy volunteers Results available

A 4-arm Clinical Trial of Fuse®, EndoCuff™, EndoRings™ and Standard Colonoscopy

NCT02345889
Conditions
Colorectal Neoplasms
Interventions
Colonoscopy with EndoCuff™, FUSE® Colonoscopy, Colonoscopy with EndoRings™, Standard Colonoscopy
Device
Lead sponsor
Indiana University
Other
Eligibility
50 Years and older
Enrollment
1,262 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2017
U.S. locations
1
States / cities
Indianapolis, Indiana
Conditions
Pancreas Cancer, Peutz-Jeghers Syndrome (PJS), Gene Mutation, Germline Mutation Carrier, Lynch Syndrome
Interventions
Secretin, MRI, Tumor marker gene test with CA19-9
Drug · Diagnostic Test · Other
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years and older
Enrollment
9,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2029
U.S. locations
9
States / cities
New Haven, Connecticut • Baltimore, Maryland • Boston, Massachusetts + 5 more
Conditions
Constipation, Hirschsprung Disease
Interventions
Endoscopic mucosal resection (EMR)
Procedure
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
10 Years and older
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2018
U.S. locations
1
States / cities
Boston, Massachusetts