IJSR International Journal of Scientific Research 2277 - 8179 Indian Society for Health and Advanced Research ijsr-6-11-13179 Original Research Paper Comparison of single versus double VY closure after Le Fort 1 osteotomy: A Prospective study N Dr. Yegesh M Dr. November 2017 6 11 01 02 ABSTRACT

 Orthognathic surgery is performed to alter the shape of the jaws to improve dental occlusion stability,  temporomandibular joint function and  patient‘s facial proportions. Patients undergoing orthognathic surgery show considerable changes in both hard and soft tissues. The purpose of  this study was to evaluate the changes in lip morphology after  single VY closure and double VY closure in lefort I osteotomy . 20 patients were included in this study in which 12 were females and 8 were males. Vermilion length was measured in midline and lateral lip region. The results showed a beneficial effect using the technique of DVY closure.