In a preferred embodiment, an automated Pharmacy Admixture System (APAS) may include a manipulator system to transport medical containers such as bags, vials, or syringes in a compounding chamber regulated to a pressure below atmospheric pressure. In a preferred implementation, the manipulator system...http://www.google.ca/patents/US7783383?utm_source=gb-gplus-sharePatent US7783383 - Automated pharmacy admixture system (APAS)