A medical manipulator including an insertion portion, where the insertion section including a bending portion and an end effector disposed on a distal end side of the insertion portion. The medical manipulator further including a motor configured to generate a first drive force for moving the bending portion； a lever configured to generate a second drive force for moving the bending portion, the lever being used to move the bending portion instead of the motor； a wire configured to transmit the first drive force or the second drive force to the bending portion； and a transmission blocking device configured to switch from the first drive force to the second drive force.
