OAR 333-123-0050: Qualified Medical Physicist Support in Facilities Having Therapeutic Radiation Machines with Energies of 1 Mv and Above

(1) The Qualified Medical Physicist is responsible for: (a) Full calibration(s) required by 333-123-0035(3) and radiation protection surveys required by 333-123-0010(4); and (b) Supervision and review of dosimetry; and (c) Beam data acquisition and transfer for computerized dosimetry, and supervision of its use; and (d) Quality assurance, including quality assurance check review required by 333-123-0040(2)(c); and (e) Consultation with the authorized user in treatment planning, as needed; and (f) Performing in a timely manner, calculations/assessments, regarding treatment errors, and report to the responsible user. (2) Acceptance Testing, Commissioning and Full Calibration Measurements. (a) Acceptance testing, commissioning and full calibration of a therapeutic radiation machine subject to this rule must be performed by, or under the direct supervision of, a Qualified Medical Physicist. (b) Acceptance testing must be performed in accordance with the manufacturer’s contractual specifications. Commissioning must be performed according to the Medical Physicist’s procedures before the first medical use following installation or after reinstallation of the therapeutic radiation machine.