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Related Experiment Video

Updated: Jul 9, 2026

Techniques of Sleeve Gastrectomy and Modified Roux-en-Y Gastric Bypass in Mice
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Techniques of Sleeve Gastrectomy and Modified Roux-en-Y Gastric Bypass in Mice

Published on: March 20, 2017

Revisional bariatric surgery for failed restrictive procedures.

Brian A Coakley1, Clifford W Deveney, Donn H Spight

  • 1Oregon Health and Science University School of Medicine, Portland, Oregon, USA.

Surgery for Obesity and Related Diseases : Official Journal of the American Society for Bariatric Surgery
|December 11, 2007
PubMed
Summary

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Revisional bariatric surgery offers minimal mortality but significant morbidity. Weight loss efficacy is acceptable, though less than primary procedures, with technical issues resolved.

Area of Science:

  • Bariatric Surgery
  • Surgical Outcomes
  • Obesity Management

Background:

  • Revisional bariatric surgery is increasingly common.
  • Morbidity and efficacy data for revisional procedures are limited.
  • This study evaluates revisional bariatric surgery outcomes at an academic center.

Purpose of the Study:

  • To determine the clinical efficacy of revisional bariatric surgery.
  • To assess the associated morbidity of revisional bariatric surgery.
  • To analyze weight loss and clinical results in a university hospital program.

Main Methods:

  • Retrospective review of patients undergoing revisional bariatric surgery over 10 years.
  • Included gastroplasty and gastric bypass revisions, excluding banding or malabsorptive procedures.

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Related Experiment Videos

Last Updated: Jul 9, 2026

Techniques of Sleeve Gastrectomy and Modified Roux-en-Y Gastric Bypass in Mice
10:05

Techniques of Sleeve Gastrectomy and Modified Roux-en-Y Gastric Bypass in Mice

Published on: March 20, 2017

Sleeve Gastrectomy in Mice using Surgical Clips
05:16

Sleeve Gastrectomy in Mice using Surgical Clips

Published on: November 14, 2020

A Protocol for Roux-en-Y Gastric Bypass in Rats using Linear Staplers
11:58

A Protocol for Roux-en-Y Gastric Bypass in Rats using Linear Staplers

Published on: August 21, 2021

  • Data collected from medical charts for perioperative morbidity and long-term outcomes.

    • Main Results:

    • 41 patients met inclusion criteria; primary procedures were VBG (20) and RYGB (21).
    • Indications included poor weight loss, weight regain, and technical problems (stenosis, ulcer).
    • Major morbidity rate was 17%, with no mortality; technical issues were resolved in all cases.

    Conclusions:

    • Revisional bariatric surgery has minimal mortality but significant morbidity.
    • Weight loss efficacy is acceptable but lower than primary surgery.
    • Analysis of patient subsets provides insights into failure mechanisms and revisional strategy efficacy.