CARLSBAD, Calif., July 18, 2019 (GLOBE NEWSWIRE) — Alphatec Holdings, Inc. (“ATEC” or the “Company”) (Nasdaq: ATEC), a medical device company dedicated to revolutionizing the approach to spine surgery, announced today the commercial release of its IdentiTi Large Window Porous Titanium Interbody Implant System for anterior lumbar interbody fusion (ALIF) procedures. ALIF IdentiTi-LW Porous Titanium …