3-D positioner craniocerebral hematoncus puncture

The utility model relates to a medical apparatus, particularly a stereotaxic apparatus, which can be used for determining hematoma penetration point and needle inserting direction in a skull hematoma penetration suction operation. The stereotaxic apparatus comprises a head ring 2 which is formed by the method that both ends of the head ring 2 are connected by a fixed sleeve. The middle part of the head ring 2 is provided with an oblong groove 11 which is formed by the method that the oblong groove 11 is fixedly provided with a drill bit fixer 4 provided with a guide hole 10 by a fixed seat 3. The drill bit fixer can ensure the drilling direction of the drill bit and form stereoscopic positioning. The utility model can ensure that the central position of the hematoma can be punctured, and can enhance the success ratio of penetration.