Production of ERCP training model using a 3D printing technique (with video)

Area of Science:

• Medical Simulation
• 3D Printing Technology
• Gastroenterology Training

Background:

• Existing Endoscopic Retrograde Cholangiopancreatography (ERCP) training models present limitations in anatomical accuracy, realism, durability, and portability.
• A need exists for an optimized ERCP training model that overcomes these challenges.
• 3D printing and silicone molding offer a promising approach to developing advanced training models.

Purpose of the Study:

• To develop an optimized ERCP training model utilizing 3D printing and silicone fabrication.
• To create a versatile model capable of simulating diverse diagnostic and therapeutic ERCP procedures.
• To evaluate the model's durability and efficacy in repeated training scenarios.

Main Methods:

• Organ components fabricated using 3D printing and silicone molding techniques.
• Creative design of ampulla of Vater and common bile duct (CBD) anatomy for procedural simulation.
• Modular design with eight interchangeable ampulla and CBD types for varied training scenarios.
• Injection molding applied to 3D-printed molds to create silicone organ parts.

Main Results:

• The 3D-printed silicone ERCP model demonstrated semi-permanent durability for repeated procedures.
• Simultaneous real-time fluoroscopic and endoscopic visualization was achieved during training.
• Successful and repeatable execution of basic and advanced ERCP techniques, including cannulation, stone extraction, stenting, and dilation.
• No significant damage or deformation observed in organ parts after extensive use.

Conclusions:

• A specialized ERCP training silicone model was successfully developed using 3D printing.
• The model is durable, cost-effective, and facilitates practice of various specialized ERCP techniques.
• This optimized model presents significant potential as an effective tool for ERCP training.