US 11,051,953 B2
Porous spinal implant
Katie Lynn Motley, Flowood, MS (US); John Franklin Cummins, Kosciusko, MS (US); Joseph Matthew Jones, Madison, MS (US); John Lawrence Walker, Madison, MS (US); and Colbert Yeates Williams, Brandon, MS (US)
Assigned to Zavation Medical Products, LLC, Flowood, MS (US)
Filed by Zavation Medical Products, LLC, Flowood, MS (US)
Filed on Dec. 23, 2020, as Appl. No. 17/132,177.
Application 17/132,177 is a continuation in part of application No. 16/940,055, filed on Jul. 27, 2020.
Claims priority of provisional application 62/880,934, filed on Jul. 31, 2019.
Prior Publication US 2021/0106433 A1, Apr. 15, 2021
Int. Cl. A61F 2/44 (2006.01); A61F 2/46 (2006.01); A61F 2/30 (2006.01)
CPC A61F 2/447 (2013.01) [A61F 2/30771 (2013.01); A61F 2/442 (2013.01); A61F 2/4611 (2013.01); A61F 2002/30807 (2013.01)] 16 Claims
OG exemplary drawing
 
1. A surgical implant comprising:
a porous body portion having a top exterior surface and a bottom exterior surface for insertion between two vertebrae;
a plurality of holes formed into the body portion by removal of material therefrom and forming a pattern along the body portion, the plurality of holes comprising at least a first hole and a second hole adjacent the first hole, both of the first hole and the second hole formed at least in the top exterior surface of the body portion, wherein the first hole and the second hole are blind holes or through-holes;
a plurality of through-holes formed within the body portion and extending entirely through a depth of the body portion from the top exterior surface to the bottom exterior surface;
a central opening extending completely through the body portion from the top exterior surface to the bottom exterior surface; and
a plurality of interconnecting surface channels formed at least in the top exterior surface of the body portion;
wherein the first hole has a first sidewall and defines a first cavity in the body portion, the second hole has a second sidewall and defines a second cavity in the body portion,
wherein at least one of the plurality of interconnecting surface channels connects one of the plurality of through-holes to the first cavity or to the second cavity, and
wherein the plurality of interconnecting surface channels extend laterally beyond the first cavity and the second cavity toward a periphery of the body portion.