Patent ID: 8347754

Claim:
A robotic instrument suitable for being used in medical activities, the robotic instrument comprising: an articulating shaft, the articulating shaft including a plurality of shaft sections, and one or more movable joints operatively coupling the plurality of shaft sections, the one or more movable joints including: a plurality of double helix sections, configured to move in one degree of freedom of motion, the one or more movable joints configured to move the shaft sections with at least two degrees of freedom of motion, the plurality of double helix sections further including a plurality of bumper and socket arrangements, wherein a helix of the plurality of double helix sections comprises one or more holes, the one or more holes acting as a guide for one or more cables, the one or more cobles facilitating movement of the one or more movable joints; and at least one medical tool, the at least one medical tool attached to a distal end of the articulating shaft.