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Mandibular hypoplasia with curvilinear distraction
Defne Keçik1, Esen Aydoğdu, Ufuk Ateş
1Department of Orthodontics, Faculty of Dentistry, Baskent University Ankara, Turkey. dkecik@baskent.edu.tr
The Journal of Craniofacial Surgery
|January 15, 2010
Summary
Mandibular distraction osteogenesis effectively lengthens the jaw in patients with a hypoplastic mandible. This technique reshapes the jaw angle, significantly advancing the mandible for improved facial structure.
Area of Science:
- Oral and Maxillofacial Surgery
- Orthodontics
- Craniofacial Surgery
Background:
- Hypoplastic mandible and severe retrognathia present significant challenges in craniofacial reconstruction.
- Pierre Robin sequence can lead to severe mandibular deficiency, impacting facial aesthetics and function.
- Intraoral distraction osteogenesis offers a surgical approach to address mandibular hypoplasia.
Observation:
- A case study detailing the treatment of a patient with isolated Pierre Robin sequence.
- The patient presented with a severely hypoplastic and retrognathic mandible.
- Treatment involved intraoral curvilinear distraction osteogenesis followed by orthodontic correction.
Findings:
- Curvilinear distraction osteogenesis successfully lengthened the mandibular corpus and ramus.
- The distraction process created a new mandibular angle, facilitating significant mandibular advancement.
- The combined surgical and orthodontic approach achieved favorable aesthetic and functional outcomes.
Implications:
- Curvilinear mandibular distraction is a viable and effective technique for correcting severe mandibular hypoplasia.
- This method offers a predictable way to reshape the mandible and improve facial profile.
- Long-term stability of treatment results requires careful attention and monitoring.
