Ergonomic handpiece for laparoscopic and open surgery

摘要: A surgical tool having an elongate shaft, with a directional operative element at its distal end, is provided mechanism to rotate the shaft and about longitudinal axis shaft. This allows be aligned of tissue without excessive hand movement by user. In preferred version, electrically powered regulated produce smooth, controlled, accurate motion between selected rotational positions. The may include linear magnetic motor drive move longitudinally along tool. engaged helical formation on such that converted element, which mounted.