[Patients with low socio-economic status: is orthodontic treatment more complex?].

Introduction: Patients from low socioeconomic backgrounds are empirically considered more difficult to treat. The objectives were to evaluate low socioeconomic status of patients as a factor associated with increased treatment need and the correlation between socioeconomic status and dysmorphosis on one hand, and cooperation level on the other.

Material And Methods: This was a retrospective comparative monocentric observational cohort study.

[Third molars in the orthodontic therapeutic decision].

Introduction: Despite a high prevalence of agenesis, third molars should frequently be considered in our orthodontic treatment plans.

Material And Method: The aim of this study was to describe, according to the literature, the therapeutic possibilities of third molar management.

Results: The avulsion isn't systematic.

[The Ball Abutment: new orthodontic applications for fixed and removable appliances. Case series].

Widely used, especially for supra-implant solutions, the indication of attachments is now extended to orthodontics. The objective of this series of cases was to describe three clinical situations in which attachments on miniscrews have been adapted to orthodontics, leading to the development of a new connection: the ball attachment or Ball Abutment making it « semi removable » anchoring devices which until now had to be fixed. A series of three cases is presented.