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

Results pending

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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Recruitment Status

COMPLETED

Clinical Phase

NA

Total Enrollment

250 participants

Study Classification

INTERVENTIONAL

Study Start Date

2013-09-30

Study Completion Date

2014-08-31

Brief Summary

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Colorectal cancer is a major cause of morbidity and mortality in Western countries. Scientific studies have shown that endoscopic polypectomy is efficacious in preventing CRC incidence and mortality.

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.

Detailed Description

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Conditions

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Polyp of Large Intestine Colonic Polyps Colon Nos Polypectomy Tubular Adenoma Complications Bleeding

Study Design

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Allocation Method

NA

Intervention Model

SINGLE_GROUP

Primary Study Purpose

TREATMENT

Blinding Strategy

NONE

Study Groups

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Colonic polyps

Exacto™

Group Type EXPERIMENTAL

Exacto™

Intervention Type DEVICE

Cold snare polypectomy

Interventions

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Exacto™

Cold snare polypectomy

Intervention Type DEVICE

Eligibility Criteria

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Inclusion Criteria

* All consecutive patients undergoing colonoscopy, with at least one and no more than 5 polyps \<10 mm.
* The patient is at satisfactory risk to undergo abdominal surgery.
* The patient must understand and provide written consent for the procedure.

Exclusion Criteria

* Patients with inflammatory bowel disease.
* 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.
Minimum Eligible Age

18 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

No

Sponsors

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San Gerardo Hospital

OTHER

Sponsor Role collaborator

Azienda Ospedaliero Universitaria Maggiore della Carita

OTHER

Sponsor Role collaborator

Istituto Clinico Humanitas

OTHER

Sponsor Role lead

Responsible Party

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Michele Tedeschi

Responsible of the Clinical Research Project

Responsibility Role PRINCIPAL_INVESTIGATOR

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

Site Status

San Gerardo Hospital

Monza, , Italy

Site Status

Azienda Ospedaliera "Maggiore della Carità"

Novara, , Italy

Site Status

Countries

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Italy

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.

Reference Type BACKGROUND
PMID: 22125197 (View on PubMed)

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.

Reference Type BACKGROUND
PMID: 21494037 (View on PubMed)

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.

Reference Type BACKGROUND
PMID: 24125514 (View on PubMed)

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.

Reference Type BACKGROUND
PMID: 21689363 (View on PubMed)

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.

Reference Type BACKGROUND
PMID: 18691580 (View on PubMed)

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.

Reference Type BACKGROUND
PMID: 16281142 (View on PubMed)

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.

Reference Type BACKGROUND
PMID: 19866393 (View on PubMed)

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.

Reference Type BACKGROUND
PMID: 20430429 (View on PubMed)

Other Identifiers

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E-Scope

Identifier Type: -

Identifier Source: org_study_id

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