Permanent retention with a nonparallel pin retainer.
D000328:Adult; D002484:Cementation; D003737:Dental Cavity Preparation; D003772:Dental Pins; D003970:Diastema; D005260:Female; D006801:Humans; D009967:Orthodontic Appliances; D009973:Orthodontics, Preventive; D013027:Space Maintenance, Orthodontic