[Hypopharyngeal injury due to displacement of brackets arch. Case report].

Involuntary ingestion or aspiration of a brace device and/ or orthodontic arch part can constitute a medical emergency with potentially dangerous complications. The objective of this communication is to describe a rare complication of posterior displacement and ingestion of the brace arch. A 13-year-old girl, suffers from a break in orthodontia during feeding, with the subsequent ingestion of part of it.