Clinical trials: Colonic Polyps
Colonic Neoplasm
Narrow Band Imaging for Diagnosis of Proximal Serrated Polyps
Although colonoscopy is considered the gold standard for diagnosis of colonic polyps, the missed rate for colonic adenoma ranged from 15-32%.
- Trial name
- NCT01725321
- Testing
- Narrow band imaging
- Where
- China
- Volunteers
- 360 people, healthy volunteers welcome
- Sponsor
- The University of Hong Kong
Colorectal Polyps
Effectiveness of Cold Biopsy Forceps With Pre-lift for Complete Resection of Colonic Polyps ≤7mm in Size
There is no consensus method for removal of diminutive (5mm) to small(6-9mm) colorectal polyps at colonoscopy. Neither the European Society of Gastrointestinal Endoscopy or the American Society of Gastrointestinal Endoscopy have…
- Trial name
- NCT02354287
- Testing
- Cold forceps polypectomy with pre lift
- Where
- United Kingdom
- Volunteers
- 64 people, healthy volunteers welcome
- Sponsor
- Gloucestershire Hospitals NHS Foundation Trust
Colorectal Neoplasms
Impact of Experience on Results With the Third Eye Retroscope
The Third Eye Retroscope is a device that can be used with a colonoscope to improve the ability of a physician to see areas of the colon that may be hidden from the view of the colonoscope.
- Trial name
- NCT00969124
- Testing
- Third Eye Retroscope
- Where
- 9 sites in United States
- Volunteers
- 328 people, healthy volunteers welcome
- Sponsor
- Avantis Medical Systems
Colon Cancer Prevention
Effect of Exercise on Biomarkers of Colon Cancer Risk
There is strong observational epidemiologic evidence that physical activity is inversely associated with risk of colon cancer occurrence in both men and women.
- Trial name
- APPEAL (NCT00668161)
- Testing
- Exercise
- Where
- United States
- Volunteers
- 202 people, healthy volunteers welcome
- Sponsor
- Fred Hutchinson Cancer Center
Colorectal Neoplasms, Colorectal Cancer
Microbiome Test for the Detection of Colorectal Polyps and Cancer
The purpose if this study is to measure the sensitivity, specificity and accuracy of the Metabiomics Colon Polyp and Colorectal Cancer Assay for the non-invasive detection of colon polyps or colorectal cancer.
- Trial name
- NCT02141945
- Where
- 2 sites in United States
- Volunteers
- 260 people, healthy volunteers welcome
- Sponsor
- Metabiomics Corp
Adenomatous Polyp of Large Intestine
Prophylactic Coagulation for the Prevention of Bleeding in Endoscopic Mucosal Resection of Large Sessile Colonic Polyps
The hypothesis of this study is that prophylactic coagulation therapy with coagulation forceps to visible vessels within the mucosal defect for colonic Endoscopic Mucosal Resection (EMR) will reduce the rate of delayed bleeding…
- Trial name
- NCT01368731
- Testing
- Prophylactic use of coagulation therapy
- Where
- Australia
- Volunteers
- 328 people, healthy volunteers welcome
- Sponsor
- Professor Michael Bourke
Colonic Polyp, Colon Adenoma
Feasibility Study of a Novel Single Use Robotic Colonoscopy System
This is a single centre, non-randomized, tandem colonoscopy trial of the NISInspire-C System, followed immediately by a conventional colonoscope (CC).
- Conditions
- Colonic Polyp, Colon Adenoma, Colorectal Cancer
- Trial name
- NCT03979690
- Testing
- NISInspire-C System
- Where
- Hong Kong
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Bio-Medical Engineering (HK) Limited
Healthy Subjects
Evaluation of C-Scan in Identifying Subjects With Elevated Risk of Polyps in the Colon
The purpose of the first part of the study (subgroup R\&D) is to demonstrate the safety and performance of the C-Scan system and to collect data in order to improve the analysis process.
- Trial name
- NCT05268406
- Testing
- C-Scan System
- Where
- 10 sites in Israel
- Volunteers
- 800 people, healthy volunteers welcome
- Sponsor
- Check-Cap Ltd.
Colorectal Neoplasm, Colonic Polyps
Clinical Study of Real Time Colorectal Polyp Diagnosis During Colonoscopy - the VALID Colonoscopy Study
The investigators hypothesize that high definition colonoscopy with close focus narrow band imaging features has a high diagnostic accuracy for colorectal polyp histology, and can replace formal pathologic assessment in cases of…
- Trial name
- VALID (NCT01288833)
- Testing
- Close focus HD NBI Colonoscopy System
- Where
- 2 sites in United States
- Volunteers
- 558 people, healthy volunteers welcome
- Sponsor
- VA Palo Alto Health Care System
Colon Polyp
Collecting Recorded Videos of Colonoscopy Screening Tests
The study shall mainly help to better evaluate the performance the APDS device and secondly it may help to assess the potential of the future alpha version of the device to be a useful and effective for the detection of colon…
- Trial name
- NCT03891290
- Testing
- Collecting recorded videos of Colonoscopy screening tests of the general population
- Where
- Israel
- Volunteers
- 166 people, healthy volunteers welcome
- Sponsor
- Magentiq Eye LTD
Adenomatous Polyp, New Imaging Techniques in Colonoscopy
Narrow Band Imaging Colon Polyp Study
In this study the investigators hypothesize that High Definition White Light colonoscopy and narrow band imaging (NBI) will detect a higher number of adenomas compared to standard definition white light colonoscopy.
- Trial name
- NCT00614770
- Testing
- standard of care colonoscopy, colonoscopy
- Where
- 2 sites in United States
- Volunteers
- 630 people, healthy volunteers welcome
- Sponsor
- Kansas City Veteran Affairs Medical Center
Adenoma Colon
White Light vs Narrow Band Imagingin the Diagnosis of Right Sided Colonic Polyps in Asymptomatic Subjects Undergoing Screening Colonoscopy
A randomized controlled crossover study to determine if narrow band imaging or white light endoscopy is superior in detecting right colonic polyps in average risk subjects undergoing screening colonoscopy
- Trial name
- WLEvsB-NBI (NCT05935124)
- Testing
- WLE first, then B-NBI
- Where
- Australia
- Volunteers
- 600 people, healthy volunteers welcome
- Sponsor
- Western Sydney Local Health District
Colon Polyp
Collecting Recorded Videos of Colonoscopy Tests
The study shall mainly help to better evaluate the performance the APDS device and secondly it may help to assess the potential of the future alpha version of the device to be a useful and effective for the detection of colon…
- Trial name
- NCT03937063
- Testing
- Collecting recorded videos of Colonoscopy screening tests
- Where
- United States
- Volunteers
- 300 people, healthy volunteers welcome
- Sponsor
- Magentiq Eye LTD
Colon Preparation, Polyps Colorectal
Efficacy And Tolerability Of Asymmetric Split Regimen For Bowel Preparation
The investigators aimed to compare the efficacy for bowel cleansing of a split-dose regimen with a low morning dose of PEG solution (Asymmetric; 25% of the dose is given on the day of the procedure and 75% of the dose is given on…
- Trial name
- NCT06916689
- Testing
- 1L PEG-Asc
- Where
- Italy
- Volunteers
- 236 people, healthy volunteers welcome
- Sponsor
- ASST Rhodense
Colon Polyp
Artificial Intelligence in the Detection of Right Sided Colonic Polyp in Different Operator Experience
Colonoscopy is the gold standard modality for the detection of colonic polyp. However, miss polyp occurs especially in right sided colon.
- Trial name
- NCT05990218
- Testing
- Artificial intellegence. CADe syste,, control
- Where
- Thailand
- Volunteers
- 240 people, healthy volunteers welcome
- Sponsor
- Department of Medical Services Ministry of Public Health of Thailand
Colonic Polyps, Colorectal Neoplasms
Right Colon Enema to Improve Bowel Preparation Quality During Colonoscopy
Colonoscopy is a test that lets doctors look inside the large bowel to find and remove growths called polyps, which can develop into bowel cancer. Before the test, people take a bowel preparation to empty the bowel.
- Conditions
- Colonic Polyps, Colorectal Neoplasms, Colonoscopy, Bowel Preparation Quality
- Trial name
- RIGHT-CLEAN (NCT07813013)
- Testing
- Sodium phosphate enema, Water instillation
- Where
- 2 sites in Australia
- Volunteers
- 320 people, healthy volunteers welcome
- Sponsor
- Westmead Hospital
Colonic Neoplasms, Colonic Polyps
Strigolactones and Dysplastic Colonic Lesions or Cancer
The purpose of this study is to determine the effects of the plant hormones strigolactones, on cell cultures of colonic polyps and colorectal cancer.
- Trial name
- NCT02824835
- Testing
- biopsy during colonoscopy
- Volunteers
- 150 people, healthy volunteers welcome
- Sponsor
- Meir Medical Center
Colorectal Cancer, Colorectal Adenoma
Accuracy of Real Time Characterization in Artificial Intelligence-assisted Colonoscopy
The goal of this substudy is to investigate the accuracy of a computer-aided polyp characterization (CADx) system. The main question[s] it aims to answer are: How high is the specificity of the AI system when characterizing…
- Conditions
- Colorectal Cancer, Colorectal Adenoma, Colorectal Neoplasms
- Trial name
- NCT05754229
- Testing
- AI-assisted colonoscopy
- Where
- 4 sites in Denmark
- Volunteers
- 395 people, healthy volunteers welcome
- Sponsor
- Ismail Gögenur
Colonic Polyp
Implementation of Optical Diagnosis of Diminutive Colorectal Polyps: DISCARD3 Study (Incorporating AI-DETECT)
This is a prospective feasibility study. The aim of this work is to assess the acceptability and feasibility of optical diagnosis-led care in bowel cancer screening patients undergoing colonoscopy.
- Trial name
- NCT04710693
- Testing
- CAD polyp-detection system
- Where
- United Kingdom
- Volunteers
- 614 people, healthy volunteers welcome
- Sponsor
- London North West Healthcare NHS Trust
Colorectal Adenoma, Colorectal Polyp
Examining Techniques on Adenoma Miss Rate in Proximal Colon
The primary aim of this study is to explore the usefulness of re-examination and retroflexion on adenoma miss rate (AMR) in the proximal colon.
- Trial name
- SINOCOLO2017 (NCT03355443)
- Testing
- Retroflexion, Re-examination
- Where
- 3 sites in China
- Volunteers
- 600 people, healthy volunteers welcome
- Sponsor
- Changhai Hospital