Sleeve electric excision device under choledochoscope

The invention relates to the technical field of medical supplies, in particular to a sleeve electric excision device under choledochoscope. The device comprises an electric cutter body, an annular cutting wire, a drawing wire, an operating handle, a push switch and a connecting circuit, one end of the drawing wire is connected with the annular cutting wire, the other end of the drawing wire is connected with the connecting circuit, the drawing wire is slidably mounted in the electric cutting device body, a receding part is arranged at the front end of the electric cutting device body, the annular cutting wire is movably mounted in the receding part, the operating handle is connected with one end of the electric cutting device body, the push switch is slidably mounted on the operating handle, and the lower end of thepush switch is connected to the drawing wire. The annular cutting wire can be pushed out of the receding part through the drawing wire, an annular cutter is formed, gall bladder polyp cutting and g