US 11,857,419 B2
Methods and apparatus for facilitating grafting in surgical procedures
David W Szalay, Germantown, TN (US)
Assigned to SAMARITAN BIOLOGICS, LLC, Memphis, TN (US)
Filed by Samaritan Biologics, LLC, Cordova, TN (US)
Filed on Feb. 5, 2020, as Appl. No. 16/782,256.
Claims priority of provisional application 62/808,518, filed on Feb. 21, 2019.
Prior Publication US 2020/0268517 A1, Aug. 27, 2020
Int. Cl. A61B 17/86 (2006.01); A61B 17/80 (2006.01); A61F 2/28 (2006.01); A61B 17/70 (2006.01); A61F 2/30 (2006.01); A61F 2/44 (2006.01)
CPC A61F 2/28 (2013.01) [A61B 17/8695 (2013.01); A61F 2/3094 (2013.01); A61B 17/7032 (2013.01); A61B 17/8047 (2013.01); A61F 2/446 (2013.01); A61F 2002/2835 (2013.01); A61F 2002/30115 (2013.01); A61F 2310/00359 (2013.01)] 19 Claims
OG exemplary drawing
 
1. A graft collar, comprising:
a body including an upper surface and a spaced apart lower surface defining an outer wall and surface therebetween;
an engagement section located on the upper surface of the body sized and shaped to engage a head of a load-bearing bone fastener;
a substantially planer engagement section on the lower surface to contact a bone surface;
a through hole extending axially through the body between the upper surface and the lower surface thereof, the through hole being sized to receive therethrough an elongate threaded shank extending from the head of the load-bearing bone fastener,
wherein the graft collar is non-load bearing and formed from allograft material configured to wick liquids and gradually integrate with bone during healing.