Clinical Study

Minimally Invasive Transforaminal Lumbar Interbody Fusion at L5-S1 through a Unilateral Approach: Technical Feasibility and Outcomes

Table 1


Grade IFused with remodeling and trabeculae present

Grade IIGraft intact, not fully remodeled and incorporated, but no lucency present

Grade IIIGraft intact, potential lucency present at top and bottom of graft

Grade IVFusion absent with collapse/resorption of the graft