IMPLANT OSSEUX EXPANSIBLE DE CHIRURGIE ORTHOPÉDIQUE HUMAINE, SYSTÈME ORTHOPÉDIQUE ET PROCÉDÉ DE FABRICATION DE L'IMPLANT

Abstract

An expandable bone implant for human orthopaedic surgery for restoring the volume and/or geometry of a bone, to an orthopaedic system and to a method for manufacturing the implant which includes a hollow body formed by a sheet made of a biocompatible metal alloy, closed on itself in a sealed manner, between proximal and distal ends, having, in the folded configuration, a plurality of pairs of folds, each of the pairs having an antiform fold, referred to as convex, and possible persistence of a synform fold, referred to as concave, the folds lying on top of each other in the folded configuration so that the surfaces present between each of the convex and concave folds are rolled around the longitudinal axis, the sheet being plastically deformable to allow expansion of the implant from the folded configuration to the deployed configuration, when a fluid is injected into the implant.

CPC Classifications