Minimally invasive surgical instrument implementing a motor

Abstract

The present invention relates to a minimally invasive surgical instrument implementing a motor. According to one embodiment of the present invention, a minimally invasive surgical instrument comprises a shaft, an end effector connected to one end of the shaft, and a handle unit connected to the other end of the shaft. The handle unit includes a pair of linearly moving members, at least one rotating member for moving the pair of linear moving members away from each other in opposite directions, and a driving element for driving said at least one rotating member. The pair of linearly moving members operates the end effector in the pitch direction or in the yaw direction.

Dependencies are inferred from the claim text.