DEERFIELD, ILL., March 8, 2019 – RTI Surgical Holdings, Inc. (Nasdaq: RTIX), a global surgical implant company, today announced it has completed the acquisition of Paradigm Spine, LLC, a leader in motion preservation and non-fusion spinal implant technology. Paradigm Spine’s primary product is the coflex® Interlaminar Stabilization® device. “The acquisition of Paradigm aligns with RTI’s …