US 12,383,313 B2
Triangulation assembly for rectifying vertebrae, and spinal osteosynthesis system comprising such assemblies
Richard Assaker, Kain (BE); Daniel Chopin, Mercurey (FR); and Dominique Petit, Verton (FR)
Assigned to VB SPINE US OPCO LLC, Wilmington, DE (US)
Filed by STRYKER EUROPEAN OPERATIONS LIMITED, Cork (IE)
Filed on Nov. 28, 2023, as Appl. No. 18/521,409.
Application 18/521,409 is a continuation of application No. 17/046,676, granted, now 11,864,800, previously published as PCT/FR2019/050866, filed on Apr. 12, 2019.
Claims priority of application No. 1853204 (FR), filed on Apr. 12, 2018.
Prior Publication US 2024/0130763 A1, Apr. 25, 2024
Prior Publication US 2024/0225702 A9, Jul. 11, 2024
Int. Cl. A61B 17/70 (2006.01)
CPC A61B 17/7041 (2013.01) [A61B 17/7013 (2013.01)] 28 Claims
OG exemplary drawing
 
1. An assembly for rectifying vertebrae comprising:
a first screw and a second screw each configured to be implanted in a vertebra;
a triangulation bar having an attachment area and configured to be implantable between the first screw and the second screw;
a first connector having a first passage along a longitudinal axis configured to be connected to the triangulation bar by the first screw,
a second connector having a second passage arranged to receive one of the two screws and configured to be connected to the triangulation bar by the second screw wherein each second passage includes an oblong form oriented parallel to the longitudinal axis of the first passage;
a first retaining nut configured to lock the triangulation bar to the first screw; and
a second retaining nut configured to lock the triangulation bar to the second screw, wherein the triangulation bar forms, when engaged with the first screw and the second screw, a rigid triangular assembly.