PALO ALTO, Calif., - Varian Medical Systems, Inc. (NYSE: VAR) and Mid AtlanticGroup Network of Shared Services (MAGNET) today announced they have renewed a preferred pricing agreement to supply MAGNET members with advanced systems for treating cancer with radiotherapy. The contract covers Varian's state-of-the-art equipment and software for radiation therapy, including SmartBeam™ IMRT (intensity modulated radiation therapy), a highly precise form of radiation therapy that precisely targets cancer cells while minimizing the exposure of nearby healthy tissue. Under the agreement, Varian Medical Systems makes available its full range of products, including the Clinac® EX Platinum linear accelerator and Acuity™ treatment simulators as well as multi-leaf collimators and other accessories for radiation therapy. Varian Medical Systems' products also include software for planning treatment and managing patient information, brachytherapy systems, and medical imaging systems. "MAGNET is one of the largest and most experienced shared service organizations in the country," said Derwood B. Dunbar, Jr., President and CEO. "We serve about 12,000 providers, including over 775 acute care hospitals with 175,000 beds. Varian has been one of our longest standing partners. We value that long term relationship and so do our members."