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Pinna synthetic mold for otoplasty techniques application.
Mariah Guieiro Alves Dos Reis1, Ricardo Guimarães Marim1, Luis Ricardo Martinhão Souto2
1Faculdade de Medicina de Marília, Departamento de Otorrinolaringologia, Marília, SP, Brazil.
Brazilian Journal of Otorhinolaryngology
|March 7, 2017
Summary
New synthetic ear molds offer a training tool for otoplasty, the surgery correcting prominent ears (Tanzer type V deformity). These realistic molds help minimize errors for surgeons, especially beginners.
Area of Science:
- Plastic Surgery
- Medical Simulation
- Anatomy
Background:
- Tanzer type V deformity, or prominent ears, is the most common genetic defect of the ear pinna.
- Otoplasty is the surgical procedure to correct prominent ears, requiring significant operator skill.
- Existing training methods may not fully replicate the complexities of otoplasty.
Purpose of the Study:
- To develop a novel training tool for otoplasty.
- To create a simulation that minimizes surgical errors during otoplasty procedures.
- To enhance the training of surgeons, particularly those new to otoplasty.
Main Methods:
- Synthetic ear molds were created using silicone and rayon materials.
- These molds accurately replicated the size and shape of human ears with Tanzer type V deformity.
- The molds were designed for realistic positioning on patient-like anatomical models.
Main Results:
- Key otoplasty procedures were successfully performed on the synthetic ear molds.
- The use of silicone and rayon molds yielded good aesthetic outcomes.
- The molds demonstrated fidelity in size, shape, and positioning, mimicking real patient ears.
Conclusions:
- The developed synthetic ear molds serve as effective simulation tools for otoplasty training.
- These molds offer a promising method for surgical enhancement and skill development in otoplasty.
- The realistic nature of the molds is particularly beneficial for training novice surgeons.

