Efficacy and Safety of a New Polypectomy Snare for Cold-polypectomy for Small Colorectal Polyps
NCT ID: NCT02245854
Last Updated: 2014-09-22
Study Results
The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.
Basic Information
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COMPLETED
NA
250 participants
INTERVENTIONAL
2013-09-30
2014-08-31
Brief Summary
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Endoscopic polypectomy carries a risk of major complications, such as bleeding or bowel perforation, so that a careful balance between efficacy and safety appears to be clinically relevant.
Most of the polypectomies are performed for diminutive (\<5 mm) or small (6-9 mm) lesions, which represent over 90% of all the polyps.
To minimize the risk of complications when removing \<10 mm polyps, cold-polypectomy techniques - i.e. without electric current - by means of biopsy forceps or snare, have been proposed.
Although the risk of perforation is virtually excluded by cold-polypectomy, the lack of electrocautery may result in an increased risk of bleeding. The safety of cold-snare polypectomy has however been recently shown in controlled trials.
Regarding the efficacy of cold-polypectomy for subcentimetric polyps, very few studies have assessed the post-polypectomy completeness of the removal of polyp tissue (i.e. residual disease), and no studies have compared it to conventional polypectomy.
The investigators perform this study to assess both the efficacy and safety of a novel snare (Exacto™) for polyp removal.
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Detailed Description
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Conditions
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Study Design
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NA
SINGLE_GROUP
TREATMENT
NONE
Study Groups
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Colonic polyps
Exacto™
Exacto™
Cold snare polypectomy
Interventions
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Exacto™
Cold snare polypectomy
Eligibility Criteria
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Inclusion Criteria
* The patient is at satisfactory risk to undergo abdominal surgery.
* The patient must understand and provide written consent for the procedure.
Exclusion Criteria
* Patients undergoing standard snare resection (with cautery) of polyps larger than 10 mm.
* Patients with a personal history of polyposis syndrome.
* Patients with suspected chronic stricture potentially precluding complete colonoscopy.
* Patients with diverticulitis or toxic megacolon.
* Patients with a history of radiation therapy to abdomen or pelvis.
* Patients with a history of severe cardiovascular, pulmonary, liver or renal disease.
* Personal history of coagulation disorders or use of anticoagulants/clopidogrel/aspirin/ticlopidine.
* Patients who are currently enrolled in another clinical investigation in which the intervention might compromise the safety of the patient's participation in this study.
18 Years
ALL
No
Sponsors
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San Gerardo Hospital
OTHER
Azienda Ospedaliero Universitaria Maggiore della Carita
OTHER
Istituto Clinico Humanitas
OTHER
Responsible Party
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Michele Tedeschi
Responsible of the Clinical Research Project
Principal Investigators
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Alessandro Repici, MD
Role: PRINCIPAL_INVESTIGATOR
Istituto Clinico Humanitas
Locations
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Endoscopy Unit, Gastroenterology Department, Humanitas Research Hospital
Rozzano, Milan, Italy, Italy
San Gerardo Hospital
Monza, , Italy
Azienda Ospedaliera "Maggiore della Carità"
Novara, , Italy
Countries
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References
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Repici A, Hassan C, Vitetta E, Ferrara E, Manes G, Gullotti G, Princiotta A, Dulbecco P, Gaffuri N, Bettoni E, Pagano N, Rando G, Strangio G, Carlino A, Romeo F, de Paula Pessoa Ferreira D, Zullo A, Ridola L, Malesci A. Safety of cold polypectomy for <10mm polyps at colonoscopy: a prospective multicenter study. Endoscopy. 2012 Jan;44(1):27-31. doi: 10.1055/s-0031-1291387. Epub 2011 Nov 28.
Ichise Y, Horiuchi A, Nakayama Y, Tanaka N. Prospective randomized comparison of cold snare polypectomy and conventional polypectomy for small colorectal polyps. Digestion. 2011;84(1):78-81. doi: 10.1159/000323959. Epub 2011 Apr 14.
Horiuchi A, Nakayama Y, Kajiyama M, Tanaka N, Sano K, Graham DY. Removal of small colorectal polyps in anticoagulated patients: a prospective randomized comparison of cold snare and conventional polypectomy. Gastrointest Endosc. 2014 Mar;79(3):417-23. doi: 10.1016/j.gie.2013.08.040. Epub 2013 Oct 11.
Paspatis GA, Tribonias G, Konstantinidis K, Theodoropoulou A, Vardas E, Voudoukis E, Manolaraki MM, Chainaki I, Chlouverakis G. A prospective randomized comparison of cold vs hot snare polypectomy in the occurrence of postpolypectomy bleeding in small colonic polyps. Colorectal Dis. 2011 Oct;13(10):e345-8. doi: 10.1111/j.1463-1318.2011.02696.x.
Lieberman D, Moravec M, Holub J, Michaels L, Eisen G. Polyp size and advanced histology in patients undergoing colonoscopy screening: implications for CT colonography. Gastroenterology. 2008 Oct;135(4):1100-5. doi: 10.1053/j.gastro.2008.06.083. Epub 2008 Jul 3.
Heldwein W, Dollhopf M, Rosch T, Meining A, Schmidtsdorff G, Hasford J, Hermanek P, Burlefinger R, Birkner B, Schmitt W; Munich Gastroenterology Group. The Munich Polypectomy Study (MUPS): prospective analysis of complications and risk factors in 4000 colonic snare polypectomies. Endoscopy. 2005 Nov;37(11):1116-22. doi: 10.1055/s-2005-870512.
Panteris V, Haringsma J, Kuipers EJ. Colonoscopy perforation rate, mechanisms and outcome: from diagnostic to therapeutic colonoscopy. Endoscopy. 2009 Nov;41(11):941-51. doi: 10.1055/s-0029-1215179. Epub 2009 Oct 28.
Atkin WS, Edwards R, Kralj-Hans I, Wooldrage K, Hart AR, Northover JM, Parkin DM, Wardle J, Duffy SW, Cuzick J; UK Flexible Sigmoidoscopy Trial Investigators. Once-only flexible sigmoidoscopy screening in prevention of colorectal cancer: a multicentre randomised controlled trial. Lancet. 2010 May 8;375(9726):1624-33. doi: 10.1016/S0140-6736(10)60551-X. Epub 2010 Apr 27.
Other Identifiers
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E-Scope
Identifier Type: -
Identifier Source: org_study_id
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