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Development of an Innovative 3D Printed Rigid Bronchoscopy Training Model
Jehad Al-Ramahi1, Huiping Luo1,2, Rui Fang2
1University of Wisconsin School of Medicine and Public Health, Department of Surgery, Division of Otolaryngology-Head and Neck Surgery, Madison, Wisconsin, USA.
The Annals of Otology, Rhinology, and Laryngology
|September 9, 2016
Summary
This study developed a 3D printed airway model for foreign body removal training. The realistic 3D model offers a practical and accurate alternative to animal models for medical education.
Area of Science:
- Medical Simulation
- 3D Printing Technology
- Anatomical Modeling
Background:
- Foreign body aspiration is a common pediatric emergency.
- Current training models, such as animal models, have limitations in availability and ethical considerations.
- Need for realistic and accessible training tools for airway foreign body removal.
Purpose of the Study:
- To develop a 3D printed airway model simulating diverse age groups.
- To evaluate the model's mechanical properties and anatomical accuracy.
- To compare the 3D printed model with traditional animal models for training effectiveness.
Main Methods:
- Utilized 3D printing with rubber-like material to replicate human airway tissue.
- Anatomically correct airway models were created for various age groups.
- Otolaryngology residents evaluated the model's effectiveness and compared it to porcine models via surveys.
Main Results:
- The 3D printed model demonstrated accurate anatomy and mechanical properties.
- Participant satisfaction and face validity were comparable to porcine models.
- The model effectively simulated human airway tissue for training purposes.
Conclusions:
- 3D printed airway models can be scaled for different age groups and accurately mimic mechanical properties.
- These models offer a practical, logistically sound, and anatomically precise alternative to animal models.
- The 3D printed model enhances foreign body removal training.

