abdomen, abdominal, anterior, aorta, aortic, arterial, arteries, artery, attempted, back, backbone, backs, bak, bleeding, blood, bone, bones, bowl, cage, cages, cava, cavae, column, columns, common, damage, disc, discectomies, discectomy, discetomies, discetomy, discs, disectomy, disk, diskectomies, diskectomy, disks, dissectomy, drill, drilled, drilling, drills, encision, encisions, front, frontal, fusion, graft, grafts, great, harvest, hematology, hemology, iliac, incision, incisions, inferior, internal, internus, intervertebral, intra-operative, ivc, l, l-4, l-5, l4, l5, low, lower, lumbar, lumbo-sacral, operation, operations, operative, pelves, pelvic, pelvis, pelvus, procedure, procedures, retracted, s, s-1, s1, s1-2, s1-s2, sacral, sacrum, severed, space, spinal, spine, spines, spinous, surgeries, surgery, surgical, using, vascular, vasculature, vein, veinous, veins, vena, venous, ventral, vertebra, vertebrae, vertebral, vessel, vessels, 1, 4, 5