Mamãla siwo tsɔa interbody cage dzralawo sɔna kple wo nɔewo la dina be yewoalé ŋku ɖe PEEK ƒe dzeside kple asi ɖeka ŋu, emegbe woatsɔe be susɔea nye esiwo woate ŋu atrɔ ɖe wo nɔewo ŋu teti. Menye nenemae o. TLIF alo PLIF atɔ nye mɔ̃ sue aɖe si ƒe geometri sesẽ si wòle be wòawɔ nu geɖe nyuie zi ɖeka — afɔɖoƒe, kɔkɔme, lordotic angle, nuwuwu