TolTwiCare : Qualitative Evaluation Routine Care From Primary Tolerance of a Prefabricated and Removable Orthosis

Inclusion Criteria: * male or female patients, where the laying of a brace phase of interception or contention after dental-facial orthodontic treatment is indicated (an intended age range of 8-18 years, not exhaustive or limiting) , recipient of a social security scheme, for which a management of the orthosis is acquired. * incisor width compatible with the sizes of TwiCare® orthotics available, according to manufacturer's recommendations * patient in good general health * parent or guardian able to receive clear information, and express their opposition not to the patient's participation in this research * for patients with malocclusions, the incisors (maxillary and mandibular) should be aligned. Exclusion Criteria: * General chronic health problem, unbalanced * obvious oral ventilation * history of temporomandibular dysfunction * nocturnal episodes of severe bruxism * unbalanced periodontal disease * allergies or intolerances known to one of the constituents of the orthosis * opposition of representatives of the parental authority (parent or guardian) or the patient himself at the patient's participation in this research * patient unable to respond to the questionnaire * monitoring difficulties (going on holiday, imminent change, remoteness, lack of motivation) * simultaneous participation in intervention research * pregnant Patient on examination of the latter, according to his age * Incisive (maxilla and / or mandible) unaligned