Protective equipment for medical oncology treatment

The utility model relates to protective equipment for medical oncology treatment, a treatment needle comprises a needle tube and two sliding rods located on the two sides of the needle tube, the protective equipment comprises a gear which is in shaft connection with the sliding rods, the axis of the gear extends vertically, a sleeve is connected to the needle tube in a sleeved mode, and the sleeve is sleeved on the needle tube. A rack which extends in the axial direction of the needle tube and is meshed with the gear is arranged on the outer circumferential face of the sleeve. Through the arrangement of the gear and the rack, the needle tube is limited to move too fast, so that a treatment needle is prevented from intervening too deep at a time, and the effect of protecting a patient is achieved; a first groove and a first convex block are arranged, so that the sleeve and the connecting block can be assembled and disassembled conveniently; through the arrangement of the protection block, the effect of protect