Figure 4.
(a) Intraoperative fluoroscopic localization of L3/L4 extraforaminal space; (b) retractor placement and angulation into the intertransverse space, lateral to the L3/L4 facet complex.
(a) Intraoperative fluoroscopic localization of L3/L4 extraforaminal space; (b) retractor placement and angulation into the intertransverse space, lateral to the L3/L4 facet complex.