US 12,268,613 B2
Spinal implant with porous and solid surfaces
Steven Willis, Midland Park, NJ (US); Justyna Zielinska, Linden, NJ (US); Robin Stamp, Montclair, NJ (US); and Chau Ngo, Secaucus, NJ (US)
Assigned to Stryker European Operations Holdings LLC, Portage, MI (US)
Filed by Stryker European Operations Holdings LLC, Kalamazoo, MI (US)
Filed on Apr. 8, 2021, as Appl. No. 17/225,393.
Application 17/225,393 is a continuation of application No. 16/219,254, filed on Dec. 13, 2018, granted, now 11,000,386.
Application 16/219,254 is a continuation of application No. 14/994,749, filed on Jan. 13, 2016, granted, now 10,182,923, issued on Jan. 22, 2019.
Claims priority of provisional application 62/103,276, filed on Jan. 14, 2015.
Prior Publication US 2021/0236299 A1, Aug. 5, 2021
This patent is subject to a terminal disclaimer.
Int. Cl. A61F 2/44 (2006.01); A61F 2/30 (2006.01); B22F 10/20 (2021.01); A61F 2/46 (2006.01)
CPC A61F 2/447 (2013.01) [A61F 2/3094 (2013.01); A61F 2/44 (2013.01); A61F 2/4455 (2013.01); B22F 10/20 (2021.01); A61F 2002/30011 (2013.01); A61F 2002/30593 (2013.01); A61F 2002/30904 (2013.01); A61F 2002/3092 (2013.01); A61F 2002/3093 (2013.01); A61F 2002/30985 (2013.01); A61F 2/4611 (2013.01)] 17 Claims
OG exemplary drawing
 
1. A spinal implant comprising:
an upper surface including a first porous portion forming a first porous surface and a first non-porous portion forming a first non-porous surface;
a lower surface including a second porous portion and a second non-porous portion; a cavity formed through the upper and lower surfaces;
first and second side walls extending between the upper and lower surfaces;
a front section extending between the upper and lower surfaces,
a rear section extending between the upper and lower surfaces, the first non-porous portion being interposed between the first porous portion at the rear section, the first porous portion extending from the first non-porous portion at the rear section to the first side wall, and
a first chamfered section extending between the first side wall and the rear section and a second chamfered section extending between the second side wall and the rear section.