End effector and electrosurgical operating instrument

The invention relates to the technical field of surgical robots, and discloses an end effector and an electrosurgical operating instrument. The end effector comprises a wrist mechanism, an execution assembly and a wire. The wrist mechanism comprises an execution shaft; the executing assembly and the wrist mechanism are electrically insulated, the executing assembly comprises an insulating part and a conductive executing part, one end of the conductive executing part is embedded in the insulating part, the insulating part rotates and coaxially sleeves the executing shaft, and a threading hole is formed in the first end face of one side, in the axial direction, of the insulating part; the first end of the wire penetrates through the threading hole and is electrically connected with the conductive execution piece, the second end of the wire penetrates out of the threading hole, then is bent towards the first side of the threading hole and is attached to the first end face, and at least the hole side wall of the