CARLSBAD, Calif.--(BUSINESS WIRE)--Alphatec Holdings, Inc. (Nasdaq:ATEC), the parent company of Alphatec Spine, Inc., a leading medical technology company involved in the design, development, manufacturing and marketing of products for the surgical treatment of spine disorders, with a focus on treating conditions affecting the aging spine, announced today that it will hold an investor call on Tuesday, January 13, 2009 to report preliminary fourth quarter and year end 2008 revenues and to discuss the Company’s revenue and earnings guidance for 2009.