AUSTIN, Texas--(BUSINESS WIRE)--ArthroCare® Corp. (Nasdaq:ARTC - News) announced today the launch of its new Opus® TwinLock™ Knotless Fixation System – a device that, as part of the Company’s innovative AutoCuff® System family of products, is designed to provide orthopedic surgeons with a simpler, faster process for performing arthroscopic rotator cuff repairs.