IAN Injury After BSSO in Oral Clefts

Launched by CHANG GUNG MEMORIAL HOSPITAL · Jun 10, 2013

Keywords

ClinConnect Summary

Orthognathic surgery is usually the final phase of treatment for patients with cleft lip and palate (CLP). More than 25% of patients with CLP develop a significant maxillary hypoplasia that requires surgical intervention, and maxillary osteotomy is, therefore, most commonly performed for these patients. If the sagittal discrepancy is too large or if there are associated mandibular deformities (e.g., asymmetries, canting of the mandibular occlusal plane), a simultaneous setback of the mandible is performed. The bilateral sagittal split osteotomy (BSSO) has become the preferred mandibular ost...

Gender

ALL

Eligibility criteria

• Inclusion Criteria:
• • patients with nonsyndromic CLP (age, \>16 for females, \>18 for males), who will undergo Dal Pont type BSSO as a part of the correction of their dentofacial deformities, from Chang Gung Craniofacial Center, Taoyuan.
• Exclusion Criteria:
• • (1) patients with history of previous BSSO or mandibular fracture; (2) patients with craniofacial anomaly; (3) patients with IAN disturbances before BSSO; (4) patients with IAN being cut or drilled at BSSO; (5) patients who are non-compliant with test or test schedule; and (6) patients who are reluctant to sign informed consent.