Biomechanics of Lateral Interbody Spacers: Going Wider for Going Stiffer

Figure 2

Lateral fluoroscopy images during testing of (a) 18 mm XLIF cage, (b) 26 mm XLIF cage, and (c) 11 mm TLIF cage, implanted at L2-L3 intervertebral space.

(a)

(b)

(c)