Vaxavisi lava pimanisaka vaphakeri va interbody cage vatala ku languta eka PEEK grade na nxavo hi unit, kutani va ehleketa leswaku leswin’wana hinkwaswo swi cincana hi xitalo. A swi tano. TLIF kumbe PLIF cage i xitirhisiwa lexintsongo, lexi rharhanganeke hi geometri lexi faneleke ku kuma swilo swo hlaya kahle hi nkarhi wun’we — footprint, ku leha, lordotic angle, makumu