Anatomic cage in PEEK (by Invibio), designed for anterior thoraco-lumbar arthrodesis. Stand alone. Fixation screws on lower vertebre - 4 foot prints : XS, S, M, L for thoraco-lumbar applications - 6 heights : 7, 8, 9, 11,13,15 mm - 3 lordotic angulations : 2°, 6°, 12° - 3 radiopaques markers - Prevents protrusion - Favors weight bearing at graft site - Favors fusion - Screw fixation on lower level - Anti pull out grooves - Respect Wolffs law