Figure 2.

CeSpace® TTN-cage with Plasmapore® coating and fixation ring (top) and CeSpace® PEEK-cage (bottom). Note that the Peek-Cage has a slight convex shape of the upper surface, while the TTN-cage is plane.

Cabraja et al. BMC Musculoskeletal Disorders 2012 13:172   doi:10.1186/1471-2474-13-172
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