US 12,279,958 B2
Interbody spacer for spinal fusion
Josh Arnone, St. Charles, MO (US)
Assigned to CORELINK, LLC, St. Louis, MO (US)
Filed by CORELINK, LLC, St. Louis, MO (US)
Filed on Apr. 18, 2023, as Appl. No. 18/302,669.
Application 18/302,669 is a continuation of application No. 17/951,787, filed on Sep. 23, 2022, granted, now 11,648,123.
Application 17/951,787 is a continuation of application No. 17/664,150, filed on May 19, 2022.
Application 17/664,150 is a continuation of application No. 16/722,090, filed on Dec. 20, 2019, granted, now 11,357,632.
Application 16/722,090 is a continuation of application No. 15/792,140, filed on Oct. 24, 2017, granted, now 10,512,545, issued on Dec. 24, 2019.
Claims priority of provisional application 62/412,091, filed on Oct. 24, 2016.
Prior Publication US 2023/0248526 A1, Aug. 10, 2023
Int. Cl. A61F 2/30 (2006.01); A61F 2/44 (2006.01); A61F 2/28 (2006.01); A61F 2/46 (2006.01)
CPC A61F 2/30767 (2013.01) [A61F 2/30771 (2013.01); A61F 2/30907 (2013.01); A61F 2/4455 (2013.01); A61F 2/4465 (2013.01); A61F 2/447 (2013.01); A61F 2002/2835 (2013.01); A61F 2002/30011 (2013.01); A61F 2002/30774 (2013.01); A61F 2002/30904 (2013.01); A61F 2002/3092 (2013.01); A61F 2002/3093 (2013.01); A61F 2002/30968 (2013.01); A61F 2002/30978 (2013.01); A61F 2002/30985 (2013.01); A61F 2002/4629 (2013.01)] 19 Claims
OG exemplary drawing
 
1. An interbody spacer for spinal fusion surgery, the interbody spacer comprising:
first and second opposite longitudinal end portions, wherein a longitudinal axis of the interbody spacer extends through the first and second opposite end portions;
first and second opposite side walls extending longitudinally between and interconnecting the first and second longitudinal end portions, wherein the first and second opposite side walls define a width of the interbody spacer therebetween, the first and second opposite side walls having interior and exterior surfaces;
upper and lower faces at respective upper and lower portions of the corresponding first and second opposite longitudinal end portions and first and second opposite side walls, wherein the upper and lower faces define a height of the interbody spacer therebetween; and
an interior cavity defined by the first and second opposite longitudinal end portions and the interior surfaces of the first and second opposite side walls, wherein the interior cavity extends through the upper and lower faces,
wherein each of the first and second opposite side walls includes
open-cell metal foam at the upper and lower faces, and
teeth at the upper and lower faces adjacent outer perimeters of the upper and lower faces.