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Related Concept Videos

Anatomy of the Intestines01:23

Anatomy of the Intestines

Although digestion of proteins, carbohydrates, and lipids may begin in the stomach, it is completed in the intestine. The absorption of nutrients, water, and electrolytes from food and drink also occurs in the intestine. The intestines can be divided into two structurally distinct organs—the small and large intestines.
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Evaluating the rectum and anus plays a crucial role in conducting a thorough physical examination of the gastrointestinal system. Although it may be uncomfortable and often embarrassing for the patient, it holds immense diagnostic value, particularly in detecting gastrointestinal diseases and abnormalities. This guide will explain how to perform this assessment using inspection and palpation methods.
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Imaging Studies III: Gastrointestinal Motility Studies and Virtual Colonoscopy01:26

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Endoscopic Procedures IV: Sigmoidoscopy and Laproscopy01:26

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Intestinal Obstruction I: Introduction

Intestinal obstruction is a partial or complete blockage of the small or large intestine that disrupts the normal flow of intestinal contents through the lumen. This interruption impairs digestion, absorption, and fluid balance, and may lead to serious complications if not treated promptly.Mechanical ObstructionMechanical obstruction occurs when a physical blockage prevents intestinal contents from passing, arising from within the lumen or the bowel wall, or from external compression.Adhesions,...
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Related Experiment Video

Updated: Jun 10, 2026

Model Surgical Training: Skills Acquisition in Fetoscopic Laser Photocoagulation of Monochorionic Diamniotic Twin Placenta Using Realistic Simulators
09:51

Model Surgical Training: Skills Acquisition in Fetoscopic Laser Photocoagulation of Monochorionic Diamniotic Twin Placenta Using Realistic Simulators

Published on: March 21, 2018

An interactive teaching device simulating intussusception reduction.

Rebecca Stein-Wexler1, Thomas Sanchez, Glade E Roper

  • 1Department of Radiology, University of California at Davis, 4860 Y St., Ste. 3100, Sacramento, CA 95817, USA. rebecca.steinwexler@ucdmc.ucdavis.edu

Pediatric Radiology
|July 24, 2010
PubMed
Summary
This summary is machine-generated.

This study introduces an intussusception reduction simulator for radiology training. The device enhances resident education and improves practicing radiologists' comfort with air reduction techniques, ultimately aiming to reduce surgical interventions.

Related Experiment Videos

Last Updated: Jun 10, 2026

Model Surgical Training: Skills Acquisition in Fetoscopic Laser Photocoagulation of Monochorionic Diamniotic Twin Placenta Using Realistic Simulators
09:51

Model Surgical Training: Skills Acquisition in Fetoscopic Laser Photocoagulation of Monochorionic Diamniotic Twin Placenta Using Realistic Simulators

Published on: March 21, 2018

Area of Science:

  • Medical Simulation
  • Pediatric Radiology
  • Gastrointestinal Procedures

Background:

  • Intussusception is a rare pediatric condition, leading to limited training opportunities for radiology residents.
  • Successful intussusception reduction avoids surgery, but requires significant experience and judgment.
  • Practicing radiologists infrequently encounter intussusception, hindering skill maintenance.

Purpose of the Study:

  • To develop and evaluate a novel training device for fluoroscopic air reduction of intussusception.
  • To provide a safe and repeatable simulation environment for practicing this critical procedure.
  • To enhance the proficiency of radiology residents and practicing radiologists in intussusception management.

Main Methods:

  • Development of a simulator with a colon-like cylinder, incorporating realistic stress and strain properties.
  • Utilizing a standard air reduction pump and pressure sensors to mimic the clinical procedure.
  • Integrating a computer system displaying actual reduction images, with a random component for varied user experiences and complication modeling (e.g., perforation).

Main Results:

  • The simulator effectively replicates the tactile feedback and pressure dynamics of intussusception air reduction.
  • The device provides a platform for trainees to practice reduction techniques repeatedly in a controlled setting.
  • The random component introduces variability, simulating real-world uncertainties and potential complications.

Conclusions:

  • The developed intussusception reduction simulator significantly enhances resident education by offering hands-on practice.
  • It improves the confidence and competence of both trainees and practicing radiologists in performing air reduction.
  • This simulation tool has the potential to improve patient outcomes by increasing the success rate of non-surgical intussusception reduction.