VERTEFIX II™ is the latest offering to the clinically proven and innovative lineup of titanium pedicle screws and features a unique open tulip design that is capless. These screws offer improved tulip strength and simpler design and the 0º buttress thread located within the overall interface helps achieve enhance locking strength. This concept also enhances pull out strength and eradicates peel open stressing. Designed to create arthrodesis or rigid bone union in the in the segments between the lower and lumbar thoracic spine, the VERTEFIX II™ screw system is an improvised approach compared to its predecessors and delivers enhanced stability and top notch reliability. Featuring an alignment rod system of 5.5 mm the VERTEFIX II™ Pedicle Screw System is definitely one of the most proven solution's in the market.