Device for visceral organ operation visual field exposure in laparoscopic surgery

The utility model relates to the technical field of medical instruments, in particular to a device for visceral organ operation visual field exposure in laparoscopic surgery, which comprises a tube body, a conical imbedding opening is fixedly connected with the rear end of the tube body, the generatrix of the conical imbedding opening is aligned with the central axis of the tube body, a notch is arranged at one end of the tube body close to the front end, and the notch is communicated with the tube body. A notch is formed in the tube body, a sleeve bag is arranged in the notch, a medium cavity is formed in the tube body, the front end of the medium cavity is connected with the interior of the sleeve bag in a penetrating mode, and the rear end of the medium cavity is connected with a medium inlet. The utility model has the beneficial effects that the peritoneoscope dilator can enter the abdominal cavity of a patient through the incision position of a peritoneoscope and is arranged at the rear part of the visce