The European Patent Office published patent EP3934574A1, a transversely expandable minimally invasive intervertebral cage and associated insertion/extraction device developed by Octagon Spine Inc. The patent application covers spinal cage technology designed for intervertebral disc replacement and is classified under multiple IPC categories including A61F 2/00, A61F 2/44, and A61B 17/68. Designated states cover all EU member states plus associated countries (AL, AT, BE, BG, CH, CY, CZ, DE, DK, EE, ES, FI, FR, GB, GR, HR, HU, IE, IS, IT, LI, LT, LU, LV, MC, MK, MT, NL, NO, PL, PT, RO, RS, SE, SI, SK, SM, TR).

This publication serves as informational notice of intellectual property protection for medical device technology. Competitors developing similar spinal cage devices should review the patent claims to assess potential infringement risks. Medical device manufacturers and healthcare institutions performing spinal procedures should be aware of this IP portfolio when evaluating supplier relationships or developing comparable technologies.