Clinical Outcome of Orthognathic Surgery for the Last 10 Years in the Department of Oral and Maxillofacial Surgery, Miyazaki University Hospital

要旨

A clinical outcome was performed on 243 cases of orthognathic surgery at the Department of Oral and Maxillofacial Surgery, Miyazaki University Hospital from 2000 to 2009.The results were as follows:1. The total number of patients was 243 cases, and the average annual number of patients was 24.3.2. The patients were 102 males and 141 females (male to female ratio of 1:1.38).3. The age of the patients ranged from 9 to 58 years old with a mean of 21.1 years old.4. The most predominant diagnosis was mandibular prognathism (70.8%), in which those with and without another type of jaw deformity were 21.4% and 49.4%, respectively.5. Sagittal splitting ramus osteotomy (SSRO) alone was the most frequent surgical procedure, accounting for 89.7%.6. The PLLA plate and the titanium miniplate for osteosynthesis during SSRO were used for 87.6% and 12.4%, respectively.

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