Search research articles

ABOUT JoVE

Overview Leadership Blog JoVE Help Center

AUTHORS

Publishing Process Editorial Board Scope & Policies Peer Review FAQ Submit

LIBRARIANS

Testimonials Subscriptions Access Resources Library Advisory Board FAQ

RESEARCH

JoVE Journal Methods Collections JoVE Encyclopedia of Experiments Archive

EDUCATION

JoVE Core JoVE Business JoVE Science Education JoVE Lab Manual Faculty Resource Center Faculty Site

Terms & Conditions of Use

Related Concept Videos

Imaging Studies III: Gastrointestinal Motility Studies and Virtual Colonoscopy

Imaging Studies III: Gastrointestinal Motility Studies and Virtual Colonoscopy

This lesson explores three gastrointestinal imaging techniques: radionuclide testing, colonic transit studies, and virtual colonoscopy.
Radionuclide Testing
Radionuclide testing is a sophisticated medical technique for assessing gastrointestinal motility. It focuses on gastric emptying and colonic transit time. Radioactive markers track the movement of food through the digestive system, providing insights into gastrointestinal disorders.
In gastric emptying studies, a meal's liquid and solid...

Assessment of the Rectum and Anus

Assessment of the Rectum and Anus

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.
Rectal Inspection
Begin by inspecting the perianal and anal areas for color, texture, rashes,...

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by

Same author

Association of acute stroke with COVID-19 at a large healthcare system before and during pandemic.

Cardiovascular revascularization medicine : including molecular interventions·2023

Same author

Harnessing synthetic biology for advancing RNA therapeutics and vaccine design.

NPJ systems biology and applications·2023

Same author

Experiences of emotional eating in an Acceptance and Commitment Therapy based weight management intervention (SWiM): A qualitative study.

Appetite·2023

Same author

Clinical consequences of weight gain during treatment for HIV infection.

Current opinion in HIV and AIDS·2023

Same author

Editorial: Disparity persists: The continued need to address racial differences in TAVR and SAVR.

Cardiovascular revascularization medicine : including molecular interventions·2023

Same author

Intersections between HIV and obesity in emerging economies.

Current opinion in HIV and AIDS·2023

Same journal

Adverse events associated with endoscopic retrograde cholangiopancreatography (ERCP) and ERCP-related procedures.

Gastrointestinal endoscopy·2026

Same journal

Quality measures in the design, conduct, and reporting of endoscopic research.

Gastrointestinal endoscopy·2026

Same journal

Location of GI lesions with bleeding potential in patients with iron deficiency anemia: a multicenter prospective study.

Gastrointestinal endoscopy·2026

Same journal

TEMPORARY REMOVAL: Sustainability indicators for gastrointestinal endoscopy: a framework proposed by the Canadian Association of Gastroenterology and the American Society for Gastrointestinal Endoscopy.

Gastrointestinal endoscopy·2026

Same journal

Clinical Outcomes of Primary versus Conversion Endoscopic Ultrasound-Guided Gallbladder Drainage after Percutaneous Drainage: A Multicenter Study.

Gastrointestinal endoscopy·2026

Same journal

Remimazolam versus Midazolam for Moderate Sedation in Gastrointestinal Endoscopy: A Systematic Review and Meta-analysis of Randomized Controlled Trials.

Gastrointestinal endoscopy·2026

See all related articles

Search research articles

Related Experiment Video

Updated: May 21, 2026

Utilizing a 3D Printed Laparoscopic Nissen Fundoplication Model to Shorten a Resident's Learning Curve

Utilizing a 3D Printed Laparoscopic Nissen Fundoplication Model to Shorten a Resident's Learning Curve

Published on: August 15, 2025

Construct validation of a physical model colonoscopy simulator.

Annaliese M Plooy¹, Andrew Hill, Mark S Horswill

¹School of Human Movement Studies, The University of Queensland, Brisbane, Australia.

Gastrointestinal Endoscopy

|June 26, 2012

Summary

This summary is machine-generated.

This study validates a physical colonoscopy simulator, showing it effectively distinguishes between novice and experienced endoscopists. The simulator accurately assesses colonoscopy insertion skills, enhancing training for new physicians.

More Related Videos

Pioneering Patient-Specific Approaches for Precision Surgery Using Imaging and Virtual Reality

Pioneering Patient-Specific Approaches for Precision Surgery Using Imaging and Virtual Reality

Published on: April 5, 2024

Related Experiment Videos

Last Updated: May 21, 2026

Utilizing a 3D Printed Laparoscopic Nissen Fundoplication Model to Shorten a Resident's Learning Curve

Utilizing a 3D Printed Laparoscopic Nissen Fundoplication Model to Shorten a Resident's Learning Curve

Published on: August 15, 2025

Pioneering Patient-Specific Approaches for Precision Surgery Using Imaging and Virtual Reality

Pioneering Patient-Specific Approaches for Precision Surgery Using Imaging and Virtual Reality

Published on: April 5, 2024

Area of Science:

Medical Simulation
Gastroenterology
Surgical Skills Training

Background:

Virtual reality colonoscopy simulators show construct validity.
Physical colonoscopy simulators offer realistic looping but lack validation.
Previous research highlights the need for validated physical training models.

Purpose of the Study:

To assess the construct validity of the Kyoto Kagaku Colonoscope Training Model.
To determine the suitability of this physical simulator for evaluating colonoscopy insertion skills.
To establish a reliable tool for training novice colonoscopists.

Main Methods:

A validation study was conducted using the Kyoto Kagaku physical model simulator.
21 experienced colonoscopists and 18 novices performed 4 standard cases.
Performance metrics included completion rates, time to cecum, and peak forces.

Main Results:

Experienced colonoscopists achieved significantly higher cecal intubation rates (P < .005).
Experienced endoscopists reached the cecum faster than novices (P < .005).
Lower peak forces were observed in experienced users for 2 cases (P = .01).

Conclusions:

The 4 tested cases demonstrate construct validity for the physical simulator.
The model successfully differentiates between novice and experienced colonoscopist performance.
This simulator is suitable for assessing colonoscopy insertion skills in trainees.