An expandable fastener is used to join adjacent portions of bones for surgical recovery. The fastener typically includes a sleeve having an expandable section and a ram that is moveable between a ready position and a deployed position. When the ram is moved to the deployed position, the ram forces the...http://www.google.fr/patents/US6126663?utm_source=gb-gplus-shareBrevet US6126663 - Expandable bone connector
