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Mandibular distraction osteogenesis: a historic perspective and future directions
J B Cope1, M L Samchukov, A M Cherkashin
1Department of Orthodontics, Center for Craniofacial Research and Diagnosis, Texas A&M University System-Baylor College of Dentistry, Dallas 75266-0677, USA. jasoncope@orthodontist.net
Summary
Distraction osteogenesis offers a solution for extensive maxillomandibular deformities, overcoming limitations of traditional orthognathic surgery by gradually moving bone segments to regenerate new bone and improve outcomes.
Area of Science:
- Craniofacial surgery
- Orthodontics
- Biomedical engineering
Background:
- Traditional orthognathic surgery faces limitations in correcting large maxillomandibular deformities due to soft tissue adaptation issues and relapse.
- Extensive bone movements in syndromic patients often compromise functional and esthetic results.
Observation:
- Gradual mechanical traction of osteotomized bone segments in the craniofacial region stimulates new bone formation.
- This process, termed distraction osteogenesis, allows for controlled bone lengthening parallel to the traction vector.
Findings:
- Distraction osteogenesis provides a viable alternative for correcting significant skeletal discrepancies.
- It enables predictable bone regeneration and soft tissue adaptation, reducing relapse rates.
Implications:
- Distraction osteogenesis expands treatment possibilities for orthodontists and maxillofacial surgeons in managing complex craniofacial deformities.
- Future advancements in mandibular osteodistraction techniques promise further improvements in patient care and outcomes.