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Completed

NCT Number: NCT06601426

NBI-NearFocus Assisted Cold Snare Polypectomy Improves the Complete Resection Rate of Small Colorectal Polyps: a Prospective Single-arm Observational Study

NBI-NearFocus can assist cold snare polypectomy (CSP) to remove small colorectal polyps, but its specific efficacy is not clear.The aim of this study was to assess the efficacy of CSP with NBI-NearFocus evaluation of polypectomy sites for removal of small colorectal polyps. And then formulate a standard operating procedure for cold snare removal of polyps.

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Key information

Conditions

Colon Polyp Colonic Polyps Intestinal Polyps Pathological Conditions, Anatomical Pathological Conditions, Signs and Symptoms Polyps

Age range

15 year–85 year

Sex eligibility

All sexes

Study type

Interventional

Phase

Not applicable

Primary location

Qianfoshan Hospital

Jinan, Shandong, 250014, China

Who can participate

Healthy volunteers accepted: Yes

Only the study team can determine whether someone qualifies for participation.

Inclusion criteria

① Outpatient or inpatient patients aged 18-85 years old;

② Untamed, subpodial, and flat polyps with a diameter of 5-9mm (Paris classification: O-Is O-Isp、O-IIa；JNET Classification: Typel, Type2A);

③ Patients who agree to participate in this study.

Exclusion criteria

  • Individuals currently taking antiplatelet or anticoagulant drugs, or those with coagulation dysfunction (PT prolongation greater than 3 seconds);
  • Polyp diameter<5mm or ≥ 10mm, morphology does not conform or JNET classification ≥ Type 2B;
  • Individuals with severe heart, lung, liver and kidney dysfunction or severe mental disorders who cannot cooperate with the examination; ④ Patients with intestinal obstruction, inflammatory bowel disease, Lynch syndrome, and familial adenomatous polyposis diagnosis;
  • Pregnancy; ⑥ Those who fail to meet the requirements for bowel cleansing preparation (BBPS<6 points).

Treatment and study plan

CSP

Procedure

cold snare polypectomy

Primary outcomes

  1. Histopathological complete resection rate

    Time frame: 2-3 days

Secondary outcomes

  1. Complete recovery rate of polyps

    Time frame: 2-3 days

Sponsors and collaborators

Lead sponsor

Qianfoshan Hospital

Other

Registry information

Important dates

Study start
2021
Primary completion
2022
Study completion
2022
First posted
Sep 19, 2024
Registry last updated
Sep 19, 2024

OpenTrials presents study information sourced from ClinicalTrials.gov. The official registry record should be consulted for the latest information.

View the official ClinicalTrials.gov record (opens in a new tab)

This listing is for discovery and informational purposes only. It is not medical advice, does not guarantee that a study is recruiting, and does not determine eligibility. Contact the study team and a qualified healthcare professional when considering participation.

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