title: Design and dosimetric properties of an intraoperative radiation therapy system using an orthovoltage X ray unit.
abstract: A 300 kVp orthovoltage therapy machine has been installed in an operating room for intraoperative radiation therapy (IORT). A description is presented of the physical aspects of the treatment system including applicator design, radiation field data, dosimetry, and radiation shielding of the operating room.
mesh_terms: D013502:General Surgery; D006801:Humans; D009873:Operating Rooms; D011878:Radiotherapy / Q000295:instrumentation*; D011879:Radiotherapy Dosage