Siemens brand ARTISTE MV with Artiste Digital Linear Accelerators in combination with the Flat Panel Positioner; Part No. 8139789; || Intended use: To deliver x-ray radiation for therapeutic treatment of cancer. || Product is manufactured and distributed by Siemens Medical Solutions USA, Inc., Concord, CA; and Siemens Medical Solutions AG, Roentgenstrasse, Kemnath, Germany, and Siemens Medical Solutions AG, Henkestrasse, Erlangen, Germany