OSTEOSYNTHESIS PLATE PROVIDED WITH A POSITIONING ASSISTANCE ELEMENT

摘要

The invention relates to an osteosynthesis plate (1) designed to be fastened on the bone mass of a patient's vertebral column (2), and comprising at least one pair of wells (9) each having a geometric centre, and each being associated with at least one fastening screw (10) in order to fasten said plate (1), said plate (1) comprising at least one positioning assistance element (4) to guide the movement of said plate (1) along at least one distraction rod (8) fastened on the bone mass in order to fasten said plate (1), said plate (1) being characterised in that it comprises at least one retaining blade (11) mounted on said plate (1) around an axis of rotation substantially aligned with each of the geometric centres of the wells (9), the retaining blade (11) being designed to move between a position partially obstructing the two wells (9), and a position releasing said fastening screws (10). Orthopaedic implant.