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Concomitant Third Molar Removal During Sagittal Split Osteotomy of the Mandible
Ryo Sasaki1, Chuan-Fong Yao, Ying-An Chen
1Department of Plastic and Reconstructive Surgery, Craniofacial Center, Chang Gung Memorial Hospital and Chang Gung University, Taoyuan, Taiwan.
The Journal of Craniofacial Surgery
|January 9, 2016
Summary
This study details a surgical technique for removing mandibular third molars during sagittal split osteotomy (SSO). This approach aims to reduce patient stress and improve surgical outcomes in orthognathic surgery.
Area of Science:
- Oral and Maxillofacial Surgery
- Orthognathic Surgery
- Dental Implantology
Background:
- Standard practice for third molar removal in orthognathic surgery is extraction 9-12 months prior to sagittal split osteotomy (SSO).
- Simultaneous removal of mandibular third molars during SSO presents potential benefits and challenges.
Purpose of the Study:
- To describe the surgical technique for simultaneous removal of mandibular third molars during SSO.
- To highlight the advantages and necessary precautions for this combined procedure.
Main Methods:
- Mandibular third molars are removed concurrently with SSO at the Chang Gung Craniofacial Center.
- The technique involves careful surgical manipulation to avoid fracturing the distal segment of the SSO.
Main Results:
- Simultaneous removal reduces patient psychological stress by eliminating one surgical procedure.
- Sagittal splitting of the buccal cortical plate enhances exposure of impacted third molars.
- Rigid fixation is achievable without complications using the described plate and screw method.
Conclusions:
- Simultaneous third molar removal during SSO is a viable and beneficial technique.
- Careful surgical technique is crucial to prevent complications such as distal segment fracture.

