Fig. 3From: Mechanical performance of porous biomimetic intervertebral body fusion devices: an in vitro biomechanical studyFinite element model: Axial compressive test. a, b and c are alternative stress distributions of cages that were applied 2000N, 2400N, and 2600N respectively. d, e and f are safety factor distributions of cages that were applied 2000N, 2400N, and 2600N respectivelyBack to article page