Adult Aged Article Bone Plates Computer-Aided Design Computer-aided design Female Head and Neck Neoplasms Head and neck neoplasms Head and neck reconstruction Humans Internal fixators Male Mandibular Reconstruction Mandibular reconstruction Maxillary reconstruction Middle Aged Patient-specific plates Precision Medicine Printing, Three-Dimensional Prospective Studies Prospective clinical trial Reconstructive Surgical Procedures Selective laser melting Three-dimensional printing Young Adult adult aged bone plate clinical article