| Recruiting | The Long-term Effect of Artificial Intelligence-assisted Colonoscopy on Risk of Metachronous Advanced Colonic NCT07467928 | The University of Hong Kong | N/A |
| Recruiting | Prospective, Open-label, Non-significant Risk, Multicenter Study Comparing the Polyp Detection of the Study De NCT07089615 | Capso Vision, Inc. | N/A |
| Not Yet Recruiting | A Prospective Study to Evaluate the Performance of a Real-time System in the Estimation of Colorectal Polyp Si NCT06957015 | Chinese University of Hong Kong | N/A |
| Recruiting | Linked-Color Imaging Versus Indigo Carmine Pump Spraying on the Colorectal Adenoma Detection Rate NCT06961149 | Shandong University | N/A |
| Completed | Data Collection for CV-3E AI Software Development NCT06916845 | Capso Vision, Inc. | N/A |
| Not Yet Recruiting | Surveillance Intervals After Piecemeal Resection of Non-pedunculated Colorectal Lesions ≥20mm NCT06791616 | Asociación Española de Gastroenterología | N/A |
| Completed | Impact of Indigo Carmine Pump Spraying on the Adenoma Detection Rate NCT06596317 | Shandong University | N/A |
| Unknown | The Efficacy and Safety of a Hybrid Hemostatic Device (ClearCoajet) NCT05737017 | Seoul St. Mary's Hospital | N/A |
| Completed | Endocuff Enhanced Colonoscopy: Does it Improve Polyp Detection and Make Rectal Retroflexion Unnecessary NCT05615857 | Hopital Montfort | N/A |
| Completed | Retrospective Review of Gastrointestinal System Endoscopy Procedures NCT05012527 | Istanbul Sultanbeyli State Hospital | — |
| Completed | Artificial Intelligence in the Characterization of Colorectal Polyps NCT04749277 | Unidade Local de Saúde de Coimbra, EPE | — |
| Withdrawn | Circumferential Submucosal Incision Endoscopic Mucosal Resection Versus Conventional Endoscopic Mucosal Resect NCT01369316 | Professor Michael Bourke | N/A |
| Completed | Precision of Optical Diagnosis in Polyps Between 5-15 mm and Its Implications on Surveillance. A Prospective, NCT04232176 | University Hospital Virgen de las Nieves | — |
| Unknown | Impact of Automatic Polyp Detection System on Adenoma Detection Rate NCT03967756 | Changhai Hospital | N/A |
| Completed | UEMR vs. CEMR for Diminutive Non-pedunculated Colorectal Polyps NCT03833492 | Ningbo No. 1 Hospital | N/A |
| Unknown | Computer Assisted Detection & Selection of Serrated Adenomas and Neoplastic Polyps - a New Clinical DRAft NCT03601065 | Technical University of Munich | — |
| Withdrawn | Use of Accessory Device AmplifEYE During Average Risk Screening Colonoscopy to Increase Adenoma Detection Rate NCT02885987 | Loma Linda University | N/A |
| Terminated | L-Menthol Injection as a Novel Technique During Colonoscopy NCT02588248 | University Hospitals Cleveland Medical Center | Phase 3 |
| Unknown | Evaluation of Colonic Diminutive Polyps With Electronic Filters NCT02711475 | Ospedale Cardinal Massaia | — |
| Withdrawn | Comparison of Small Colorectal Polyp Removal Using Cold EMR With Hot EMR NCT03000868 | Chonnam National University Hospital | N/A |
| Unknown | Detection of Colorectal Adenoma by Optical Enhancement Technology vs. High-Definition Colonoscopy NCT02865382 | Yanqing Li | N/A |
| Unknown | Strigolactones and Dysplastic Colonic Lesions or Cancer NCT02824835 | Meir Medical Center | — |
| Unknown | Acetic Acid for Optical Characterization of Colonic Polyps NCT02760381 | Technical University of Munich | N/A |
| Withdrawn | Efficacy and Safety of Precut-EMR for Resecting of Colonic Polyp NCT04253990 | Asan Medical Center | N/A |
| Unknown | Effect of Single Colonoscopy on Colorectal Adenomas Detection NCT02693886 | Wuxi People's Hospital | — |
| Unknown | Polypectomy in Patients Taking Dual Antiplatelet Agents NCT02865824 | Incheon St.Mary's Hospital | N/A |
| Completed | Injection-Assisted Cold Snare Polypectomy Versus Endoscopic Mucosal Resection for Small Colorectal Polyps NCT02678663 | Benizelion General Hospital | N/A |
| Completed | Efficacy of Segmental Examination Twice of the Proximal Colon on Adenoma Detection NCT02581475 | Yanqing Li | N/A |
| Unknown | Mri IN STaging REctal Polyp Planes NCT02532803 | Royal Marsden NHS Foundation Trust | N/A |
| Unknown | Computer Assisted Optical Assessment of Small Colorectal Polyps NCT02522702 | Technical University of Munich | — |
| Completed | GENESIS: Genetic Biopsy for Prediction of Surveillance Intervals After Endoscopic Resection of Colonic Polyps NCT02595645 | University of Ulm | N/A |
| Completed | Comparative Effectiveness of Hot Versus Cold Snare Polypectomy of Small Colorectal Polyps NCT02484079 | Sorlandet Hospital HF | N/A |
| Completed | Cold Snare,Hot Snare and APC Polypectomy for the Complete Removal of Small Left Sided Colon Polyps NCT02479893 | Evangelismos Hospital | — |
| Completed | Implementation of Optical Diagnosis for Diminutive Polyps Amongst Endoscopists: Training and Long-term Quality NCT02407925 | Academisch Medisch Centrum - Universiteit van Amsterdam (AMC-UvA) | — |
| Unknown | Accuracy of Detection Using ENdocuff Optimisation of Mucosal Abnormalities NCT02552017 | South Tyneside and Sunderland NHS Foundation Trust | N/A |
| Completed | Clip Placement Following Endoscopic Mucosal Resection - Randomised Trial NCT02196649 | Professor Michael Bourke | N/A |
| Completed | Endo-cuff Assisted Vs. Standard Colonoscopy for Polyp Detection in Bowel Cancer Screening NCT02529007 | Portsmouth Hospitals NHS Trust | N/A |
| Completed | Comparison Rectal Endoscopic Submucosal Dissection to Endoscopic Mucosal Resection NCT02198729 | Professor Michael Bourke | N/A |
| Completed | Diagnostic Accuracy of NICE Classification to Predict Deep Submucosal Invasion NCT02328066 | Asociación Española de Gastroenterología | N/A |
| Terminated | The Impact of Warmed Carbon Dioxide Insufflation During Colonoscopy on Polyp Detection NCT02065037 | Queen's University | N/A |
| Completed | Comparative Study of Colon Capsule and Virtual Colonoscopy (VICOCA) NCT02081742 | Begoña González Suárez | — |
| Active Not Recruiting | The Australian Colonic Advanced Mucosal Neoplasia and Endoscopic Resection Study NCT02000141 | Professor Michael Bourke | — |
| Completed | Photometric Stereo Endoscopy (PSE) as a Tool for Imaging the Rectum and Colon NCT01979458 | Massachusetts General Hospital | N/A |
| Completed | Efficacy and Safety of a New Polypectomy Snare for Cold-polypectomy for Small Colorectal Polyps NCT02245854 | Istituto Clinico Humanitas | N/A |
| Completed | Cold Polypectomy Site Study NCT02205125 | Professor Michael Bourke | — |
| Completed | Panchromoendoscopy Using Oral Indigo Carmine Mixed With Polyethylene Glycol Prep NCT01901510 | Mayo Clinic | Phase 1 |
| Completed | Study of Flat Polyp Detection Using New Narrow Band Imaging (NBI) Compared to White Light Colonoscopy - The FI NCT01310699 | VA Palo Alto Health Care System | N/A |
| Completed | Submucosal Injection EMR vs. Underwater EMR for Colorectal Polyps NCT01712048 | California Pacific Medical Center Research Institute | N/A |
| Completed | Patient Preferences of a Resect and Discard Paradigm NCT02305251 | Washington University School of Medicine | — |
| Unknown | Detect InSpect ChAracterise Resect and Discard 2 NCT01603927 | South Tyneside and Sunderland NHS Foundation Trust | — |
| Terminated | Feasibility of Check-Cap's P1 Capsule System Screening NCT01458925 | Check-Cap Ltd. | N/A |
| Completed | High Definition Endoscopy With i-Scan for Small Colonic Polyp Evaluation: The HiScope Study NCT01761279 | Portsmouth Hospitals NHS Trust | — |
| Unknown | Development of Quality Indicators and Quality Improvement Plan of Colonoscopy in Experienced Endoscopist NCT02385552 | Seoul National University Hospital | — |
| Completed | Clinical Study of Real Time Colorectal Polyp Diagnosis During Colonoscopy - the VALID Colonoscopy Study NCT01288833 | VA Palo Alto Health Care System | N/A |
| Completed | Practice-Based Learning to Predict Polyp Histology at Colonoscopy NCT01638091 | Stanford University | N/A |
| Completed | Resect and Discard Strategy in Clinical Practice NCT01462123 | Valduce Hospital | — |
| Completed | Large Overuse of Post-polypectomy Surveillance Colonoscopy NCT01458093 | Valduce Hospital | — |
| Completed | EndoClot for Preventing Rebleeding After Endoscopic Mucosal Resection (EMR) NCT01735786 | Xijing Hospital of Digestive Diseases | — |
| Completed | Evaluation of Reduced-volume PEG Bowel Preparation Administered the Same Day of Colonoscopy NCT01533090 | Catholic University of the Sacred Heart | N/A |
| Completed | EndoClot for Hemostasis and Preventing Post-procedure Bleeding After Endoscopic Mucosal Resection NCT01496781 | Xijing Hospital of Digestive Diseases | N/A |
| Completed | The Value of Polyp Surface Pattern Recognition in the Identification of Neoplasia: a Prospective Study NCT01182623 | Portsmouth Hospitals NHS Trust | — |
| Unknown | Trial for Single Port Versus Conventional Laparoscopic Colectomy NCT01101672 | The University of Hong Kong | Phase 2 / Phase 3 |
| Unknown | Measuring the Spectrum of Tissues During Endoscopy NCT00996619 | Sheba Medical Center | — |
| Completed | Japanese National Computed Tomographic (CT) Colonography Trial NCT00997802 | Japanese CT Colonography Society | N/A |
| Terminated | Endoscopic Assessment of Polyp Histology NCT01297712 | Universitätsklinikum Hamburg-Eppendorf | N/A |
| Completed | Optical Frequency Domain Imaging for Assessing Colonic Polyps NCT01439087 | Massachusetts General Hospital | N/A |
| Completed | Traction Assisted Polypectomy of the Intestine NCT00966420 | St John of God Hospital, Vienna | N/A |
| Completed | Positioning During Colonoscopy NCT01254435 | Sheffield Teaching Hospitals NHS Foundation Trust | EARLY_Phase 1 |
| Completed | Biopsy Forceps Versus Cold Snare for the Resection of Small Colonic Polyps NCT02239549 | San Diego Veterans Healthcare System | N/A |
| Active Not Recruiting | Australian Multicentre Colonic Endoscopic Mucosal Resection Study NCT01368289 | Professor Michael Bourke | — |
| Completed | Confocal Probe-based Endoscopic Imaging, Colorectal Cancer, Gastrointestinal (GI) Pathologies NCT00874263 | Mayo Clinic | — |
| Terminated | Cathartic-Free DECT Colonography for Detection of Colonic Polyps NCT00587028 | Mayo Clinic | — |
| Terminated | Non-Invasive Prediction of Colorectal Neoplasia NCT01815463 | Corporal Michael J. Crescenz VA Medical Center | — |
| Completed | Improving Bowel Preparation for Colonoscopy With a Simple Educational Card NCT00643682 | Boston Medical Center | N/A |
| Completed | Follow-Up Phone Calls After Colorectal Surgery NCT00474097 | University Hospitals Cleveland Medical Center | — |
| Completed | Post-Op Quality of Life After Colorectal Surgery NCT00468455 | University Hospitals Cleveland Medical Center | — |
| Completed | Study of AQUAVAN® Injection (AQUAVAN; Fospropofol Disodium) for Sedation During Colonoscopy NCT00125424 | Eisai Inc. | Phase 2 / Phase 3 |
| Completed | Evaluation of Computer-assisted, Non-cathartic CT Colonography NCT01200303 | Massachusetts General Hospital | Phase 2 / Phase 3 |
| Completed | Chemoprevention With Folic Acid NCT00018551 | US Department of Veterans Affairs | Phase 2 |