TomoH(R) System, Model Number 1018284 || Product Usage: || The TomoTherapy treatment system is intended to be used as an integrated system for t he planning and precise delivery of radiation therapy, stereotactic radiotherapy, or stereotactic radiosurgery to tumors or other targeted tissues while minimizing the delivery of radiation to vital healthy tissues. The megavoltage x-ray radiation is delivered in a rotational, non-rotational, modulated (IMRT), or non- modulated (non-IMRT/3 dimensional conformal) format in accordance with the physicians prescribed and approved plan.