In May 2004, Nomos Corporation cancelled its plan to go public and was acquired by North American Scientific (Nasdaq: NASI) is a single-source provider for high-quality products and technologies for the diagnosis and treatment of cancer. Nomos Corporation makes radiation systems used primarily to treat tumors of the prostate, head, neck, and spinal cord. NOMOS focuses on intensity modulated radiation therapy (IMRT), which, in contrast to conventional radiation therapy, delivers smaller radiation beams to the site, allowing for greater precision