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1. (WO2018165405) SPINAL INTERBODY CAGE COMPRISING A BULK INTERBODY CAGE, A TOP FACE, A BOTTOM FACE, PILLARS, AND SLOTS

Pub. No.:    WO/2018/165405    International Application No.:    PCT/US2018/021506
Publication Date: Fri Sep 14 01:59:59 CEST 2018 International Filing Date: Fri Mar 09 00:59:59 CET 2018
IPC: A61F 2/44
Applicants: GARY A. ZWICK, TRUSTEE OF THE EVEREST TRUST UTA APRIL 20, 2017
Inventors: PICHA, George, J.
PHILLIPS, Grant, Wesley
SMITH, Rachel
PRICE, James
CAUSEY, Gregory
Title: SPINAL INTERBODY CAGE COMPRISING A BULK INTERBODY CAGE, A TOP FACE, A BOTTOM FACE, PILLARS, AND SLOTS
Abstract:
Spinal interbody cages are provided that include a bulk interbody cage, a top face, a bottom face, pillars, and slots. The pillars are for contacting vertebral bodies. The slots are to be occupied by bone of the vertebral bodies and/or by bone of a bone graft. The spinal interbody cage has a Young's modulus of elasticity of at least 3 GPa, and has a ratio of the sum of (i) the volumes of the slots to (ii) the sum of the volumes of the pillars and the volumes of the slots of 0.40: 1 to 0.90: 1.