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Related Experiment Video

Updated: Jun 21, 2026

Flexible Colonoscopy in Mice to Evaluate the Severity of Colitis and Colorectal Tumors Using a Validated Endoscopic Scoring System

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Colonoscopy curriculum development and performance-based assessment criteria on a computer-based endoscopy simulator.

Robert E Sedlack¹, Joseph C Kolars

¹Mayo Clinic, Rochester, MN 55905, USA.

Academic Medicine : Journal of the Association of American Medical Colleges

|July 13, 2002

Summary

Computer-based colonoscopy simulators (CBCS) offer a new training method for gastroenterology fellows. This curriculum establishes performance criteria to improve early-stage colonoscopy skills before patient procedures.

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Area of Science:

Medical Education
Gastroenterology
Simulation Technology

Background:

Computer-based colonoscopy simulators (CBCS) are emerging tools for medical training.
The effectiveness of CBCS in improving colonoscopy skills and patient outcomes remains unestablished.
Standardized training curricula are needed to leverage the potential benefits of CBCS.

Purpose of the Study:

To develop and describe a CBCS curriculum and performance criteria for gastroenterology fellows.
To establish benchmarks for novice and expert performance using a commercial CBCS.
To lay the groundwork for evaluating the impact of CBCS training on clinical competency.

Main Methods:

Utilized a commercial CBCS (AccuTouch Endoscopy Simulator) with virtual colonoscopy cases.
Defined expert performance standards by having faculty colonoscopists complete cases.
Assessed performance variables including time, visualization, complications, and patient-reported pain.
Developed a curriculum involving a tutorial and approximately 25 CBCS cases, with defined proficiency standards before live procedures.

Main Results:

Established performance metrics and learning curves for novice and expert users on the CBCS.
Estimated the number of cases and performance benchmarks required for trainee proficiency.
Speculated that the primary benefit of CBCS training would occur in the early stages of skill acquisition.

Conclusions:

The developed CBCS curriculum aims to enhance colonoscopy competency, particularly for novice trainees.
A randomized trial is underway to compare fellows receiving CBCS training versus tutorial-only training.
Future analysis will assess patient-based colonoscopy performance and patient satisfaction to validate CBCS benefits.