CAD-CAM CAD-CAM based Maxillary Template for Orthognathic Surgery

摘要

The present invention does not relate to the position of the mandibular condyle in the temporomandibular joint by avoiding the preparation of the instability of the jaw joint and model surgery and the error of the model operation in the jaw correction surgery, The present invention provides a maxillary template for orthognathic surgery which can accurately and easily reposition the maxilla in accordance with the surgical plan without the need for self-rotation of the mandible. To this end, a first member previously formed so as to correspond to a shape of an upper portion and a lower portion of a cut line of the maxilla; And a second member previously formed so as to correspond to a shape of a cut line of the maxillary bone, wherein the guide groove of the first member fixed to the maxilla before the fracture step surgery and the guide groove of the first member fixed to the maxillary fragment, The CAD-CAM-based chin-correction surgical plate having a structure in which the two-piece guide portions are fitted to each other is provided.;