The system includes a Transfixing-Cone, an ilium screw, a sacrum screw, and associated instrumentation, engineered to transfix the sacrum and ilium, thereby providing stability conducive to bony ...

It arises from an anatomical variation in the lower spine known as a lumbosacral transitional vertebra (LSTV), where the last lumbar vertebra (L5) abnormally fuses or forms an articulation with the ...