Patent ID: 6309390
Filing Date: 2001-10-30
Classification: A61B

Abstract:
An osteosynthesis device for a spine, the device comprising:a bone anchor element,an intervertebral link rod suitable for connecting said bone anchor element to other anchor elements,an intermediate element,a ball-and-socket link between a first portion of the intermediate element and the bone anchor element,a clamping link between a second portion of the intermediate element and the intervertebral link rod, andlocking means for locking the ball-and-socket link and the clamping link,wherein said clamping link includes a clamp having two branches extending laterally from the ball-and-socket link, open away therefrom, and holding the intervertebral link rod captive therebetween, and the locking means acts on the clamp in an end region of said branches situated, relative to the rod, on an opposite side to the ball-and-socket link, so as to urge said branches towards each other.