Preoperative designer for nose augmentation surgery

The invention belongs to the technical field of surgical apparatuses, and in particular relates to a preoperative designer for a nose augmentation surgery. The preoperative designer comprises a transverse beam, vertical beams, longitudinal beams and short rulers, wherein a transverse sliding groove is formed in the side face of the transverse beam; a first vertical sliding groove is formed in one side of each vertical beam; the side, back away from the first vertical sliding groove, of each vertical beam is provided with a second vertical sliding groove; convex sliding blocks are arranged in the first vertical sliding grooves; the convex sliding blocks are matched with the transverse sliding groove; a boss is arranged at one end of each longitudinal beam; the bosses are matched with the second vertical sliding grooves; a longitudinal beam slideway is arranged in each longitudinal beam in a length direction; a short ruler slideway is arranged in each short ruler in a length direction; each longitudinal beam sl