A flexible connection unit for use in a spinal fixation device, including: a first end portion and a second end portion, at least one of the first end and second end configured to be engagable by a section of a first bone securing member; a flexible member located between the first and second ends, the...http://www.google.de/patents/US7988710?utm_source=gb-gplus-sharePatent US7988710 - Spinal stabilization device
