title: Virtual techniques for designing and fabricating a retainer.
abstract: The purpose of this article was to report a procedure for using 3-dimensional cone-beam computed tomography imaging, computer-aided design, computer-aided manufacturing, and rapid prototyping to design and produce a retainer.
authors.affiliation: Resident, Department of Orthodontics and Dentofacial Orthopedics, Faculty of Oral and Dental Medicine, Cairo University, Cairo, Egypt.
authors.forename: Ahmed A
authors.initials: AA
authors.lastname: Nasef
authors.affiliation: Lecturer, Department of Orthodontics and Dentofacial Orthopedics, Faculty of Oral and Dental Medicine, Cairo University, Cairo, Egypt. Electronic address: amr.elbeialy@dentistry.cu.edu.eg.
authors.forename: Amr R
authors.initials: AR
authors.lastname: El-Beialy
authors.affiliation: Professor, Department of Orthodontics and Dentofacial Orthopedics, Faculty of Oral and Dental Medicine, Cairo University, Cairo, Egypt.
authors.forename: Yehya A
authors.initials: YA
authors.lastname: Mostafa
mesh_terms: D017076:Computer-Aided Design; D054893:Cone-Beam Computed Tomography / Q000379:methods; D003764:Dental Materials / Q000737:chemistry; D006801:Humans; D007091:Image Processing, Computer-Assisted / Q000379:methods; D021621:Imaging, Three-Dimensional / Q000379:methods; D007834:Lasers; D009757:Nylons / Q000737:chemistry; D016382:Orthodontic Appliance Design; D018704:Orthodontic Retainers; D012984:Software; D013674:Technology, Dental; D014584:User-Computer Interface
chemical_list: D003764:Dental Materials; D009757:Nylons