US 12,144,523 B2
Head over head connector assembly
Gregory Palagi, Geneva, IL (US)
Assigned to Life Spine, Inc., Huntley, IL (US)
Filed by Life Spine, Inc., Huntley, IL (US)
Filed on Jan. 15, 2021, as Appl. No. 17/150,462.
Application 17/150,462 is a continuation in part of application No. 16/790,098, filed on Feb. 13, 2020, granted, now 11,350,968.
Application 16/790,098 is a continuation of application No. 15/947,848, filed on Apr. 8, 2018, granted, now 10,588,666.
Claims priority of provisional application 62/483,590, filed on Apr. 10, 2017.
Prior Publication US 2021/0137565 A1, May 13, 2021
Int. Cl. A61B 17/70 (2006.01); A61B 17/86 (2006.01); A61B 90/00 (2016.01)
CPC A61B 17/7032 (2013.01) [A61B 17/7037 (2013.01); A61B 17/8605 (2013.01); A61B 17/863 (2013.01); A61B 2090/037 (2016.02)] 20 Claims
OG exemplary drawing
 
1. A connector assembly, comprising:
a bone screw comprising a head;
a first holder assembly configured to receive the head of the bone screw from a bottom of the first holder assembly;
an extension set screw comprising a head and a threaded portion, the threaded portion configured to be received from a top of the first holder assembly;
a second holder assembly configured to receive the head of the extension set screw, wherein the second holder assembly includes a holder and a locking sleeve received within the holder, the locking sleeve configured to couple the second holder assembly to the extension set screw; and
an end fastener configured to be received by the second holder assembly.