Anti-short circuit structure with front inner and outer tubes and surgical instrument with same

The utility model belongs to the technical field of medical instruments, and particularly relates to an inner and outer tube front-mounted short circuit prevention structure and a surgical instrument with the same. Aiming at the problem of easy short circuit in the prior art, the utility model provides an inner and outer tube preposed short circuit prevention structure and a surgical instrument with the same, which comprise a conducting rod body and an inner and outer tube structure sleeved outside the conducting rod body, and the inner and outer tube structure is connected with the conducting rod body through an insulating shaft. An insulating tube made of an insulating material is arranged between the inner and outer tube structure and the conducting rod body, the insulating shaft is connected with the inner and outer tube structure through an insulating connecting piece, and one end of the conducting rod body extends into the insulating connecting piece. According to the utility model, the inner and outer