Multi-point puncture positioning device for liver cancer treatment

The invention relates to the technical field of liver cancer treatment, in particular to a multi-point puncture positioning device for liver cancer treatment. The multi-point puncture positioning device comprises a supporting module; the supporting module is fixedly connected with a positioning module; the supporting module comprises a supporting plate; the top surface of the supporting plate is fixedly connected with a supporting mechanism, and the supporting mechanism is fixedly connected with a cross rod; a first threaded rod is rotatably connected to the inner side face of the cross rod; and a first sliding block slidably connected with the inner side face of the cross rod is connected to one side wall of the first threaded rod in a screwed mode. According to the multi-point puncture positioning device, an L-shaped plate is fixedly connected with the positioning block, the position and angle of the positioning block can be adjusted by unscrewing a screw and a rotating a second threaded rod, a round hole i