Clinical trials: Polypectomy
Colorectal Cancer
Colonography Versus Colonoscopy in High Risk Patient
to evaluate the acceptability of CT-colonography compared to colonoscopy for the detection of advanced adenomas in subpopulations at high risk of colorectal.
- Trial name
- COLO-TDM (NCT00748449)
- Testing
- Colonoscopy, CT-colonography
- Where
- France
- Volunteers
- 39 people
- Sponsor
- Assistance Publique - Hôpitaux de Paris
Colonic Polyps
Cold Polypectomy Site Study
Removal of polyps at colonoscopy reduces colon cancer. Snare polypectomy is the conventional method for removal however the snared area after removal can occasionally appear uneven raising the possibility that complete removal…
- Trial name
- NCT02205125
- Where
- Australia
- Volunteers
- 88 people
- Sponsor
- Professor Michael Bourke
Peutz-Jeghers Syndrome, Small Bowel Polyp
Cold Snare Polypectomy for Small Bowel Polyps in Patients With Peutz-Jeghers Syndrome
This study aims to evaluate the feasibility and safety of Cold snare polypectomy for removing 5-9mm small intestinal polyps in patients with Peutz-Jeghers Syndrome (PJS),in order to provide some reference for clinical strategy of…
- Trial name
- NCT06001476
- Testing
- Cold snare polypectomy
- Where
- China
- Volunteers
- 40 people
- Sponsor
- Shandong University
GastroIntestinal Bleeding
Effectiveness and Safety of Nexpowder as an Endoscopic Hemostatic Treatment
In patients who show signs of bleeding and bleeding after polypectomy such as EMR and ESD for polyps with a diameter of 2 cm or more in the lower gastrointestinal tract, the effectiveness and safety of Nexpowder as an endoscopic…
- Trial name
- NCT05884931
- Testing
- Nexpowder, Conventional Treatment
- Where
- 3 sites in South Korea
- Volunteers
- 66 people
- Sponsor
- Next Biomedical Co., Ltd.
Colon Polyps
A Pilot Randomized Trial of Polypectomy Techniques for 4-6 mm Colonic Polyps
Complete polypectomy is one of the major factors for effectiveness of colonoscopy to prevent colon cancer. Given the prevalence of the 4-6 mm polyp, and the concern about interval cancers at polypectomy sites, there is a clear…
- Trial name
- NCT04666194
- Testing
- Cold forceps, Cold snare, Hot snare
- Where
- 3 sites in United States
- Volunteers
- 353 people, healthy volunteers welcome
- Sponsor
- Indiana University
Malignant Colorectal Polyp, Colorectal Cancer
Malignant Polyp Registry
The purpose of this study is to learn more about malignant colorectal polyps (early colorectal cancers removed during colonoscopy) and the risk that cancer remains, comes back, or spreads after the polyp is removed.
- Conditions
- Malignant Colorectal Polyp, Colorectal Cancer, T1 Colorectal Cancer
- Trial name
- NCT07619079
- Testing
- Questionnaires
- Where
- 7 sites in United States
- Volunteers
- 500 people
- Sponsor
- Memorial Sloan Kettering Cancer Center
Adenomatous Polyp of Colon
Registry Evaluation of a Double Balloon Accessory Device
This study is collecting standard of care information pertaining to the use of the accessory device and patient outcomes when this double balloon accessory device is used during endoscopic procedures in the colon.
- Trial name
- NCT03942965
- Testing
- Double balloon accessory device
- Where
- 3 sites in United States
- Volunteers
- 165 people
- Sponsor
- Lumendi, LLC
Adenoma, Colo-rectal Cancer
Clinical Value of G-EYE Colonoscopy in Daily Practice for Adenoma Detection and Time for Polyp Removal
Colonoscopy parameters will be compared before the introduction of the G-EYE endoscope and after the introduction of the G-EYE endoscope
- Trial name
- NCT04767971
- Testing
- Standard Colonoscopy, G-EYE Colonoscopy
- Where
- Germany
- Volunteers
- 2,795 people, healthy volunteers welcome
- Sponsor
- Dr. Horst Schmidt Klinik GmbH
Colonic Polyp, Colonic Sessile Serrated Lesion
The CARMA Technique Study
Colonoscopic removal of polyps is an important and well-established tool in the prevention of colorectal cancers. However, high polyp recurrence rates after endoscopic resection, with resultant development of interval cancers…
- Trial name
- NCT05099432
- Testing
- CARMA technique
- Where
- Australia
- Volunteers
- 60 people
- Sponsor
- Princess Alexandra Hospital, Brisbane, Australia
Colorectal Polyp
Cold Snare Polypectomy of Non-pedunculated Colorectal Adenomas
A prospective randomised controlled trial of cold vs hot snare polypectomy of non-pedunculated colorectal adenomas.
- Trial name
- NCT03859479
- Testing
- Cold snare polypectomy, Hot snare polypectomy
- Where
- Russia
- Volunteers
- 160 people
- Sponsor
- State Scientific Centre of Coloproctology, Russian Federation
Adenomatous Polyps
A Comparison of the Resection Rate for Cold and Hot Snare Polypectomy for 5-15 mm Colorectal Polyps
In 2015, there were approximately 1.7 million new cases of colorectal cancer（CRC）, and the deaths was close to 832,000. CRC has become the third most common malignant tumor in the world and the second leading cause of cancer…
- Trial name
- NCT04061005
- Testing
- Cold snare polypectomy, Hot snare polypectomy, Endoscopic margin observation method
- Where
- China
- Volunteers
- 750 people, healthy volunteers welcome
- Sponsor
- Yuqi He
Asthma, Nasal Polyps
ATP Project (Asthma afTer Polypectomy)
Inflammation of the nasal and bronchial mucosa characterizing rhinitis and asthma are probably manifestations of the same disease. Multiple functional observations, pathogenic and clinical support that assertion.
- Trial name
- ATP (NCT02427503)
- Testing
- Asthma with NP and require surgery
- Where
- Spain
- Volunteers
- 106 people
- Sponsor
- Fundació Institut de Recerca de l'Hospital de la Santa Creu i Sant Pau
Colonic Polyps
Comparison of Small Colorectal Polyp Removal Using Cold EMR With Hot EMR
This study evaluates the efficacy of small colorectal polyp removal using cold endoscopic mucosal resection with hot endoscopic mucosal resection.
- Trial name
- NCT03000868
- Testing
- Cold endoscopic mucosal resection, Hot endoscopic mucosal resection
- Where
- South Korea
- Sponsor
- Chonnam National University Hospital
Gastric Polyps, Intestinal Polyps
Recurrence After Gastric and Intestinal Polyp Resection
This is a retrospective and prospective cohort study designed to evaluate the recurrence rate and identify risk factors after endoscopic resection of gastric and intestinal polyps.
- Conditions
- Gastric Polyps, Intestinal Polyps, Colon Polyps, Colorectal Polyps
- Trial name
- RAGIP (NCT07314554)
- Where
- China
- Volunteers
- 2,000 people
- Sponsor
- LanZhou University
Post Polypectomy Bleeding in Anticoagulated Patients, Gastrointestinal Hemorrhage
Hemorrhage Following Small Polyp Resection in the Colon in Anticoagulated Patients
One of the well-known of complications post colonic polypectomy is bleeding usually occuring in the 2-week period following the procedure. Patients treated with oral anticoagulation (e.g.
- Trial name
- NCT02375646
- Testing
- Warfarin, LMW Heparin
- Volunteers
- 286 people
- Sponsor
- Hadassah Medical Organization
Colorectal Cancer
It is Possible to Maintain the Performance of Screening Colonoscopies Under MEOPA During the Covid 19 Epidemic Period When Access to the Operating Room is Limited
Feedback: during the COVID-19 epidemic, access to operating theaters was restricted so that anesthetists and nurse anesthetists could reinforce the resuscitation workforce.
- Trial name
- KALINOX19 (NCT05336617)
- Testing
- colonoscopy
- Where
- France
- Volunteers
- 282 people
- Sponsor
- Centre Hospitalier Sud Francilien
Pain, Anesthesia
Effect of Low-dose Esketamine Combined With Target-controlled Infusion of Propofol for Painless Gastrointestinal Endoscopy
Purpose: 1. To determine the efficacy of low-dose esketamine in painless gastrointestinal endoscopy. 2. To determine the safety of low-dose esketamine in painless gastrointestinal endoscopy. 3.
- Trial name
- NCT04691076
- Testing
- Propofol, Esketamine, Fentanyl
- Where
- China
- Volunteers
- 1,000 people, healthy volunteers welcome
- Sponsor
- Tianjin Union Medical Center
Colorectal Cancer, Colonoscopy
ColoReg: A Register for Gastrointestinal Endoscopy Reports and Examination Videos
With the participants help, the investigators aim to track treatment methods, treatment outcomes, and adverse events, as well as document the treatment strategies used during endoscopic colorectal cancer prevention and treatment.
- Conditions
- Colorectal Cancer, Colonoscopy, Polypectomy
- Trial name
- NCT06920680
- Where
- 2 sites in Germany
- Volunteers
- 1,834 people, healthy volunteers welcome
- Sponsor
- Wuerzburg University Hospital
Large Polyps in the Gastrointestinal Tract
Evaluation of Blood as a Submucosal Cushion During Endoscopic Polypectomy and Mucosal Resection
For removal of large flat lesions of the gastro-intestinal tract injection of a solution under the lesion creates a "safety" cushion and protects from damage to the gastrointestinal tract wall.
- Trial name
- NCT00583466
- Testing
- Autologous blood injection, Normal saline, HPMC
- Where
- United States
- Volunteers
- 18 people, healthy volunteers welcome
- Sponsor
- Johns Hopkins University
Colonic Polyp
Clinical Study on the Application of a Specimen Retrieving Bag to Reduce the Polyp Fragmentation Rate
It is necessary to retrieve the resected polyp to determine the pathological nature of polyp and to judge the completeness of resection in polypectomy.
- Trial name
- NCT05189912
- Testing
- Specimen retrieving bag, Sucking polyps to the instrument channel port
- Where
- China
- Volunteers
- 204 people
- Sponsor
- Affiliated Hospital to Academy of Military Medical Sciences