Mazor Robotics Ltd.
CANNULATION DEVICES, SYSTEMS, AND METHODS

Abstract:

A cannulation tool, systems, and methods for placing a cannula is provided. The tool includes a body and a plurality of tubes removably secured to the body. Each tube is moveable from a retracted position to an extended position. The plurality of tubes may include an inner tube, an outer tube, and a set of tubes positioned between the inner tube and the outer tube. Each tube of the set of tubes is nested in an adjacent tube, the outer tube is positioned external to the set of tubes, and the inner tube is positioned internal to the set of tubes. The tool also includes a gripper rod having a gripper disposed on an end thereof for forcibly moving each tube of the set of tubes, in sequence, from the retracted position to the extended position.