Le Fort I osteotomy is the surgery in the maksila similar to the live fracture of the Fort I. In the orthognathic surgery, Le Fort I osteotomy is the best choice for the correction of vertical dimension and relatively easy and middle and sufficient to reposisi and maksila. For the open bite case anteriory and postering in the patient could be performed. Le Fort I osteotomy in the posterior and repositioned part of maksila toward posuride so it could be occluded, functional and restored in the intended aesthetic.