Full-Digital Ortho-Orthognathic Therapy: Precision, Efficiency, Bone Safety
This case report demonstrates the clinical relevance of a fully digital workflow for complex orthodontic-orthognathic management in skeletal malocclusion. The integration of Insignia™ personalized labial brackets (Ormco Corporation) with CBCT-driven biomechanical optimization addresses critical challenges in preventing bone fenestration/dehiscence while enhancing treatment accuracy and efficiency. Diagnostic Phase: Integration of intraoral scans and CBCT data to construct a 3D virtual model, enabling Insignia™ appliance design with customized torque prescriptions and smile arc prediction. Pre-surgical Orthodontics: Indirect bonding with Insignia™ trays (0.12 mm positioning accuracy) and sequential customized archwires reduced decompensation time by 30% compared to conventional methods. Orthognathic Surgery: Virtual osteotomy planning (Dolphin Imaging™) and 3D-printed surgical guides achieved 0.9 mm mean deviation in bony repositioning. Post-surgical Refinement: Final occlusal adjustment achieved stable molar Class I relationship with 1.5 mm overjet/overbite. This case validates three innovations: Biomechanical Safety: Patient-specific torque design reduced labial cortical bone stress by 42% (finite element analysis), preventing iatrogenic bone defects. Digital Synergy: CBCT/scan integration minimized cumulative errors (<0.3° angular deviation in bracket placement). Workflow Efficiency: 18-month total treatment time demonstrated 25% reduction versus staged analog protocols (p<0.05, compared to institutional historical data). The full-digital approach establishes a new paradigm for managing high-risk skeletal discrepancies, prioritizing biological safety without compromising efficiency. Clinical significance lies in its replicable framework for preventing bone complications—a critical advancement for orthognathic patients with thin alveolar phenotypes.
Authors
- Guoquan Zhang (ORCID: https://orcid.org/0000-0002-7273-8755)
- Zhang Zheng
Institutions
- ShenZhen People’s Hospital (CN)
Publication Details
- Journal
- International Dental Journal
- Published
- 2025-10-01
- DOI
- https://doi.org/10.1016/j.identj.2025.105527
- Primary Topic
- Orthodontics and Dentofacial Orthopedics
- Type
- article
- Field-Weighted Citation Impact
- 0.00