Three-dimensional analysis of condylar displacement and mandibular segment positions following bilateral sagittal split osteotomy advancement surgery planned with virtual surgical planning: a prospective cohort study.

The bilateral sagittal split osteotomy (BSSO) is commonly used for mandibular advancement. This study assessed the three-dimensional accuracy of the virtual surgical planning (VSP) in predicting postoperative mandibular segment positions. Furthermore, the impact of surgical manoeuvres on these positions and their correlation with cephalometric measures were explored.

A 3-dimensional comparative assessment of the dentoskeletal effects of clear aligners vs temporary skeletal anchorage device-assisted posterior intrusion in adolescents with anterior open bite: A single-center, retrospective, cohort study.

Introduction: The dentoskeletal effects of clear aligner treatment (CAT) with Invisalign vs temporary skeletal anchorage device-anchored Sydney intrusion spring (SIS) were compared in consecutively treated growing patients with anterior open bite using cone-beam computed tomography scans.

Methods: Fifteen adolescents treated exclusively with Invisalign, and 14 with SIS (first-phase treatment) were assessed retrospectively. Rigid-wise, voxel-based registration of pretreatment and posttreatment cone-beam computed tomography scans were performed using the anterior cranial base, maxillary plane, and mandibular body as reference regions.