Medical devices and instruments, namely, pliers and distracting probes in the nature of an instrument that would attach to an implant and could confer distracting vector forces across that implant, spinal segment, and multiple spinal segments; medical instruments, namely, screwdrivers, square awls; osteosynthesis and arthrodesis equipment for the spinal column, namely, screws, rods, plates, and related devices, namely, nuts, washers, connecting bars, hooks, spinal prostheses, vertebral body replacement joints made of natural non-living materials; spinal and vertebral disc prostheses; osteosynthesis and arthrodesis equipment for the spinal column, namely, screws, rods, plates and related devices, namely, nuts, washers, connecting bars, hooks, spinal prostheses, vertebral orthopedic body replacement joints and medical instruments used in the replacement procedure; spinal and vertebral prostheses; orthopedic spinal implants made of natural, non-living materials for stabilizing the spine; medical devices, namely, spinal fusion and vertebral joint and bone replacements made of non-living materials