{"data":{"id":"us/10-cfr-35.657","jurisdiction":"us","citation":"10 CFR 35.657","heading":"Therapy-related computer systems.","body":"The licensee shall perform acceptance testing on the treatment planning system of therapy-related computer systems in accordance with published protocols accepted by nationally recognized bodies. At a minimum, the acceptance testing must include, as applicable, verification of:\n(a) The source-specific input parameters required by the dose calculation algorithm;\n(b) The accuracy of dose, dwell time, and treatment time calculations at representative points;\n(c) The accuracy of isodose plots and graphic displays;\n(d) The accuracy of the software used to determine sealed source positions from radiographic images; and\n(e) The accuracy of electronic transfer of the treatment delivery parameters to the treatment delivery unit from the treatment planning system.","path":["Title 10—Energy","CHAPTER I—NUCLEAR REGULATORY COMMISSION","PART 35—MEDICAL USE OF BYPRODUCT MATERIAL","Subpart H—Photon Emitting Remote Afterloader Units, Teletherapy Units, and Gamma Stereotactic Radiosurgery Units"],"source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-08-25/title-10.xml","current_through":"2026-08-25","vintage":"","retrieved_at":"2026-08-27T02:24:09Z","sha256":"3ba5aeacc25ee73bdaaa8e842fdfb85559ca7d151dd2a0f094b1db79ec90850a","source_id":"us-cfr","stale":true,"prev":"us/10-cfr-35.655","next":"us/10-cfr-35.690"},"notice":"GroundRules: Original legal text. Not legal advice."}