Described is a technology in a computing environment comprising a programming language for general purpose computation on a graphics processing unit, along with an associated compiler. The first positioning tool is configured to facilitate directing the delivery device and connecting element generally toward a second vertebral anchor within the patient’s body. signal generation portion generating an A. The method is particularly suitable for monitoring the operation of a converter in a control or protective device for an electrical switchgear assembly. Said cutting means are movable relative to said material according to trajectories suited for effecting longitudinal, transverse, or otherwise oriented cuts into said material.