WALTHAM, Mass.--(BUSINESS WIRE)--Astra Tech, leader and innovator in the dental implant industry, is pleased to announce the availability of the Atlantis™ abutment for BioHorizons internal connection implants. The Atlantis abutment designed for the BioHorizons internal connection implant ensures a secure, stable, and strong connection via an internal hex and lead-in bevel and is available in zirconia, titanium, or the Atlantis GoldHue™ (gold-shaded titanium). Astra Tech now offers the broadest range of patient-specific zirconia abutments available today with this addition to the Atlantis product line.