Integrated tractor

The utility model relates to the technical field of medical instruments, and provides an integrated tractor which comprises an outer sheath tube, two independent channels are arranged in the outer sheath tube, a metal wire is arranged in each channel, one end of each metal wire is connected with a tong head, the other end of each metal wire is connected with an operating handle, and the operating handle is connected with an outer sheath tube. The ends, close to the forceps heads, of the two metal wires are fixedly connected together through a connecting rope. The two metal wires are placed in the same outer sheath tube, and one ends of the forceps heads of the metal wires are fixedly attached together through the connecting rope, so that the metal wires and the forceps heads are prevented from being dispersed, the space occupied by the metal wires and the forceps heads is reduced as much as possible, and it is guaranteed that the outer sheath tube can enter the vicinity of surgical tissue from a biopsy hole c