The fixator of the present invention comprises multiple plates which are triangular in shape and can be assembled and de-assembled any time anywhere making fixation and removal of this fixator quite easy. The plates are of different lengths and widths with threaded holes at multiple positions. The inventor has also provided threaded rods of varying length which can be inserted in the threaded holes of triangular frame to make it stable. The proposed fixator is simpler in design and eliminates the need of change of wire for tensioning and re tensioning, tightening of nut and bolts or ring. Rods in the present invention can be threaded at any threaded hole in the plate as per the requirement. Changing of pin position is easy in plate and rod design of the present invention. For the distraction and compression, one distraction and compression device would be applied between the site corticotomy.