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Updated: Oct 16, 2025

Step By Step: Microsurgical training method combining two nonliving animal models
Published on: May 9, 2015
Structured evaluation of a comprehensive microsurgical training program.
Tiago Guedes da Motta Mattar1, Gustavo Bispo Dos Santos1, João Paulo Mota Telles2
1Divisao de Cirurgia da Mao e Microcirurgia Reconstrutiva, Instituto de Ortopedia e Traumatologia (IOT), Hospital das Clinicas HCFMUSP, Faculdade de Medicina, Universidade de Sao Paulo, Sao Paulo, Sao Paulo, SP, BR.
This study presents a 16-step microsurgical training program, evaluating its effectiveness in improving surgical skills. The program successfully enhanced microsurgical techniques in 89 surgeons, with common errors identified for further refinement.
Area of Science:
- Microsurgery
- Surgical Education
- Medical Training
Background:
- Microsurgical skills are crucial for various surgical specialties.
- A structured and progressive training program is essential for developing proficiency in microsurgery.
- Existing training methods may lack comprehensive evaluation and standardization.
Purpose of the Study:
- To propose and evaluate a structured 16-step microsurgical training program.
- To assess the effectiveness of the training program in improving microsurgical skills among surgeons.
- To identify common errors in microsurgical techniques for targeted improvement.
Main Methods:
- A 16-session practical microsurgical training course was developed.
- Training involved suturing rubber gloves, chicken tissues (arteries, veins, nerves), and rat femoral vessels.
- Structured assessments were conducted throughout the training program for 89 surgeons.
Main Results:
- Surgeons demonstrated significant improvement across all tested microsurgical procedures.
- Scores for chicken thigh suturing were higher than rubber glove suturing.
- Inadequate knotting and suture rupture were the most frequent errors (98.9%).
Conclusions:
- The proposed 16-step program provides a comprehensive and reliable method for learning basic microsurgical techniques.
- The program's evaluation in a large sample confirmed its adequacy in training sequence and outcomes.
- Further focus on knotting and suture techniques can enhance microsurgical training effectiveness.
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