Various types of Jaw Reduction Procedures There are various type of jaw reduction procedures to reduce mandible. First. T-shape osteotomy To narrow chin-tip, it is required to undergo chin surgery such as T-osteotomy and 'Sandwich' osteotomy. A patient who has wide, long, short, square chin can choose one of these procedures to make a narrow chin-tip. Cut a bone into a T shape (shown above picture) and remove the middle portion. Second. Jaw reduction + T-shape osteotomy Patient who consider about mandible & chin-tip reduction choose this procedure. The most general procedure and many patient choose this procedure, but it is requires long recovery period because surgeon need to cut out lots of bones and it is causes huge damage on the surgical area. Third. Jaw reduction through Long curve osteotomy Through the procedure, it is possible to correct both square jaw and chin at once without T-osteotomy and fixation for creating V-Line without further surgery...