MADISON, Wis.--(BUSINESS WIRE)--TomoTherapy Incorporated (NASDAQ: TOMO) announced today that it has partnered with Vision RT to expand imaging options for Hi·Art® treatment system users. The companies will jointly introduce AlignRT® 3D imaging technology for the Hi·Art platform at the annual meeting of the American Society for Therapeutic Radiology and Oncology (ASTRO) in Boston, Mass., Sept. 21-25, 2008. TomoTherapy will distribute AlignRT® for use with both its TomoHelical™ and new TomoDirect™ delivery modes.