Low-cost suture simulator to gain basic surgical skills.

Purpose: To introduce a new low-cost simulation model for training basic surgical skills.

Methods: The training model was made from a mixture of 20 g of acetic silicone with 11 g of maize starch. Validation consisted of serial training sessions, evaluating the mean pre- and post-training time and the mean final score according to the global rating scale.

Profile of thyroidectomies in Brazil from 2010 to 2020 from a macro-regional perspective.

Objective: To describe the distribution profile of thyroidectomies in Brazil from 2010 to 2020 from a macro-regional perspective.

Materials And Methods: This is a retrospective, detailed and descriptive study built on secondary data obtained from the Hospital Information System of the Unified Health System (SIH/SUS). We organized the data in tables and grouped them according to the federative unit, macro-region, type of procedure, mortality rate, and year of performance.

Anatomical description of the extratemporal facial nerve under high-definition system: a microsurgical study in rats.

Purpose: To describe the microsurgical anatomical aspects of the extratemporal facial nerve of Wistar rats under a high-definition video system.

Methods: Ten male Wistar rats (12-15 weeks old), without veterinary diseases, weighing 220-280 g, were used in this study. All animals in this study were submitted to the same protocol and by the same surgeon.