Patent ID: 7033358

Claim:
A vertebral arthrodesis equipment including at least a shoring rod and at least an anchoring assembly of the shoring rod to a vertebra; each anchoring assembly comprising a base integral with a first hook and means for attaching said shoring rod to the anchoring assembly; said first hook having a curved base part attached to the base, and a substantially planar part extending in a parallel plane, or forming a slight angle, less than 15 degrees, with said base; wherein: the base has a hole running therethrough, and extending in a parallel direction or forming a slight angle with the longitudinal direction of said planar part; said hole opening towards the base in the form of an opening having a circular section, and apart from said opening having an oblong cross-section; said oblong cross-section having a length which extends on a parallel plane or forms a slight angle with the plane in which said planar part extends; and the anchoring assembly comprises a second hook having a base part linked to a first threaded rod, said rod structured and arranged to engage in said hole with the possibility of pivoting about an axis and of displacement in said plane, and capable of receiving a nut at a rod end that protrudes through said opening; and said nut, when threaded, enabling the second hook to be drawn towards the first hook.