BOCA RATON, Fla.--(BUSINESS WIRE)--US Spine has announced the completion of the first surgeries using its new Preference™ 2 Spine System, featuring Helical Flange Technology. Dr. Christo Koulisis and Dr. Scott Webb are the first surgeons to use the system clinically, and both commented on the system’s ease of use and high level of refinement. “This is a great system, and I would recommend this to any surgeon using pedicle screws as a treatment option,” stated Dr. Koulisis.