Patent ID: 7220280
Filing Date: 2007-05-22
Classification: A61F

Abstract:
1. An implant for placement between vertebrae, comprising: two sidepieces joined together at one end and free at another end, each of the sidepieces being placeable against one of the vertebrae; a device for vertical distraction of the sidepieces, outside surfaces of the sidepieces that face the vertebrae and at least stages of inner surfaces of the side pieces being configured to converge towards the free ends of the sidepieces in an initial position for the distraction; and a spreading element arranged between the sidepieces for spreading apart the sidepieces, wherein the spreading element is a slider mounted so as to be capable exclusively of translatory motion and wherein, in a spread-apart state of the sidepieces, the slider rests against the sidepieces over an entire horizontal width thereof, and wherein, for spreading apart the sidepieces, the slider is movable from a location where the sidepieces are joined together toward the free ends of the sidepieces, wherein the slider locks in an end position in which the sidepieces are spread.