CARLSBAD, Calif., Nov. 22, 2011 (GLOBE NEWSWIRE) -- Alphatec Holdings, Inc. (Nasdaq:ATEC - News), the parent company of Alphatec Spine, Inc., a medical device company that designs, develops, manufactures and markets products for the surgical treatment of spine disorders, with a focus on treating conditions related to the aging spine, today announced it will present at the 23rd Annual Piper Jaffray Health Care Conference on Tuesday, November 29, 2011 at 12:00 p.m. ET at The New York Palace Hotel in New York City, New York.