Patent ID: 9011546
Filing Date: 2015-04-21
Classification: A61F,A61L,B44C

Abstract:
1. A composite interbody spinal implant, comprising: a body having a top surface, a bottom surface, opposing lateral sides, opposing anterior and posterior portions, a substantially hollow center, and a single vertical aperture; an integration plate affixed to either the top surface of the body or the bottom surface of the body, the integration plate having a top surface, a bottom surface, opposing lateral sides, opposing anterior and posterior portions, and a single vertical aperture extending from the top surface to the bottom surface of the integration plate and aligning with the single vertical aperture of the body, wherein the top surface of the integration plate has a roughened surface topography organized in a regular repeating pattern including macro features, micro features, and nano features, without sharp teeth, and the roughened surface topography of the integration plate generates implant migration-inhibiting friction between a vertebra and the integration plate when the implant is placed adjacent to the vertebra.