Extraction and autotransplantation of the fractured maxillary central incisor. A, Atraumatic extraction of the mandibular right second premolar (donor tooth). B, Autotransplantation of the mandibular right second premolar into the socket of the maxillary right central incisor. The autotransplanted tooth is splinted to the adjacent incisors using a 0.020-inch stainless steel wire. C, Pretreatment panoramic radiograph shows alveolar bone remodeling around the autotransplanted tooth (tooth #45 in the socket of tooth #11) and the edentulous space of the donor tooth. D, A stereolithographic model of the donor tooth.