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Related Concept Videos

Endoscopic Procedures IV: Sigmoidoscopy and Laproscopy01:26

Endoscopic Procedures IV: Sigmoidoscopy and Laproscopy

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Sigmoidoscopy and laparoscopy are distinct medical procedures that enable physicians to internally inspect different parts of the GI tract. Although they serve different purposes, each is essential for diagnosing and, in some cases, treating various medical conditions.
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Endoscopic Procedures III: Video Capsule Endoscopy01:28

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Updated: Dec 18, 2025

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Colonoscopy using back brace support belt: A randomized, prospective trial.

Osamu Toyoshima1, Toshihiro Nishizawa1,2, Kosuke Sakitani1,3

  • 1Department of Gastroenterology Graduate School of Medicine, The University of Tokyo, Toyoshima Endoscopy Clinic Tokyo Japan.

JGH Open : an Open Access Journal of Gastroenterology and Hepatology
|June 10, 2020
PubMed
Summary

A back brace support belt (Maxbelt) may reduce colonoscopy looping and insertion time, particularly in elderly patients. This device also decreased reported insertion difficulty without affecting other key outcomes.

Keywords:
back brace support beltcolonoscopyrandomized, prospective trial

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Area of Science:

  • Gastroenterology
  • Medical Devices
  • Clinical Trials

Background:

  • Looping during colonoscopy is a common issue that can extend procedure duration.
  • External abdominal compression devices aim to mitigate looping and improve colonoscopy efficiency.

Purpose of the Study:

  • To evaluate the efficacy and safety of the Maxbelt external abdominal compression device during colonoscopy.
  • To assess the impact of Maxbelt on cecal insertion time and procedure difficulty.

Main Methods:

  • A prospective, randomized study was conducted with outpatients undergoing elective colonoscopy.
  • Participants were assigned to either the Maxbelt group (n=39) or a control group (n=38).
  • Colonoscopists were blinded to the study intervention; insertion time was the primary outcome.

Main Results:

  • While overall cecal intubation time was not significantly reduced, Maxbelt use significantly decreased it in elderly participants (≥45 years).
  • The Maxbelt group experienced significantly less insertion difficulty compared to the control group.
  • No significant differences were observed in adenoma detection rate, manual pressure, position change, or adverse events.

Conclusions:

  • The Maxbelt back brace support belt shows promise as a viable tool for improving colonoscopy in elderly patients.
  • This device may help reduce procedure time and difficulty, particularly in specific patient demographics.