Washington Administrative Code

(1) Any person authorized by WAC 246-240-016 for medical use of radioactive material may receive, possess, and use any of the following radioactive material for check, calibration, transmission, and reference use:(a) Sealed sources, not exceeding 1.11 gigabecquerels (30 millicuri…

(1) A licensee in possession of any sealed source or brachytherapy source shall follow the radiation safety and handling instructions supplied by the manufacturer. (2) A licensee in possession of a sealed source shall:(a) Test the source for leakage before its first use unless th…

Each syringe and vial that contains unsealed radioactive material must be labeled to identify the radioactive drug. Each syringe shield and vial shield must also be labeled unless the label on the syringe or vial is visible when shielded.[Statutory Authority: RCW 70.98.050. WSR 0…

(1) In addition to the surveys required by chapter 246-221 WAC, a licensee shall survey with a radiation detection survey instrument at the end of each day of use. A licensee shall survey all areas where unsealed radioactive material requiring a written directive was prepared for…

(1) A licensee may authorize the release from its control of any individual who has been administered unsealed radioactive material or implants containing radioactive material if the total effective dose equivalent to any other individual from exposure to the released individual …

(1) A licensee who provides mobile medical service shall:(a) Obtain a letter signed by the management of each client to whom services are rendered that permits the use of radioactive material at the client's address and clearly delineates the authority and responsibility of the l…

(1) A licensee may hold radioactive material with a physical half-life of less than 120 days for decay-in-storage before disposal without regard to its radioactivity if it:(a) Monitors radioactive material at the surface before disposal and determines that its radioactivity canno…

Except for quantities that require a written directive under WAC 246-240-060(2), a licensee may use any unsealed radioactive material prepared for medical use for uptake, dilution, or excretion studies that is:(1) Obtained from a manufacturer, producer, or preparer licensed under…

Except as provided in WAC 246-240-078, the licensee shall require an authorized user of unsealed radioactive material for the uses authorized under WAC 246-240-151 to be a physician who:(1) Is certified by a medical specialty board whose certification process has been recognized …

Except for quantities that require a written directive under WAC 246-240-060(2), a licensee may use any unsealed radioactive material prepared for medical use for imaging and localization studies that is:(1) Obtained from a manufacturer, producer, or preparer licensed under WAC 2…

(1) A licensee may not administer to humans a radiopharmaceutical that contains more than:(a) 0.15 kilobecquerel of molybdenum-99 per megabecquerel of technetium-99m (0.15 microcurie of molybdenum-99 per millicurie of technetium-99m); or(b) 0.02 kilobecquerel of strontium-82 per …

Except as provided in WAC 246-240-078, the licensee shall require an authorized user of unsealed radioactive material for the uses authorized under WAC 246-240-157 to be a physician who:(1) Is certified by a medical specialty board whose certification process has been recognized …

A licensee may use any unsealed radioactive material identified in WAC 246-240-210 (2)(a)(ii)(G) prepared for medical use and for which a written directive is required that is:(1) Obtained from a manufacturer, producer, or preparer licensed under WAC 246-235-100(1) or equivalent …

In addition to the requirements of WAC 246-222-030:(1) A licensee shall provide radiation safety instruction, initially and at least annually, to personnel caring for patients or human research subjects who cannot be released under WAC 246-240-122. To satisfy this requirement, th…

(1) For each patient or human research subject who cannot be released under WAC 246-240-122, a licensee shall:(a) Quarter the patient or the human research subject either in:(i) A private room with a private sanitary facility; or(ii) A room, with a private sanitary facility, with…

Except as provided in WAC 246-240-078, the licensee shall require an authorized user of unsealed radioactive material for the uses authorized under WAC 246-240-201 to be a physician who:(1) Is certified by a medical specialty board whose certification process has been recognized …

Except as provided in WAC 246-240-078, the licensee shall require an authorized user for the oral administration of sodium iodide I-131 requiring a written directive in quantities less than or equal to 1.22 gigabecquerels (33 millicuries), to be a physician who:(1) Is certified b…

Except as provided in WAC 246-240-078, the licensee shall require an authorized user for the oral administration of sodium iodide I-131 requiring a written directive in quantities greater than 1.22 gigabecquerels (33 millicuries), to be a physician who:(1) Is certified by a medic…

(1) Except as provided in WAC 246-240-078, the licensee shall require an authorized user for the parenteral administration requiring a written directive, to be a physician who:(a) Is an authorized user under WAC 246-240-210 for uses listed in WAC 246-240-210 (2)(a)(ii)(G)(III), o…

A licensee shall use only brachytherapy sources for therapeutic medical uses:(1) As approved in the sealed source and device registry for manual brachytherapy medical use. The manual brachytherapy sources may be used for manual brachytherapy uses that are not explicitly listed in…

(1) Immediately after implanting sources in a patient or a human research subject, the licensee shall make a survey to locate and account for all sources that have not been implanted. (2) Immediately after removing the last temporary implant source from a patient or a human resea…

(1) A licensee shall maintain accountability at all times for all brachytherapy sources in storage, transport, or use. (2) As soon as possible after removing sources from a patient or a human research subject, a licensee shall return brachytherapy sources to a secure storage area…

In addition to the requirements of WAC 246-222-030:(1) The licensee shall provide radiation safety instruction, initially and at least annually, to personnel caring for patients or human research subjects who are receiving brachytherapy and cannot be released under WAC 246-240-12…

(1) For each patient or human research subject who is receiving brachytherapy and cannot be released under WAC 246-240-122, a licensee shall:(a) Not quarter the patient or the human research subject in the same room as an individual who is not receiving brachytherapy;(b) Visibly …

(1) Before the first medical use of a brachytherapy source on or after March 9, 2006, a licensee shall have:(a) Determined the source output or activity using a dosimetry system that meets the requirements of WAC 246-240-366(1);(b) Determined source positioning accuracy within ap…

(1) Licensees who use strontium-90 for ophthalmic treatments must ensure that certain activities as specified in subsection (2) of this section are performed by either:(a) An authorized medical physicist; or(b) An individual who:(i) Is identified as an ophthalmic physicist on a s…

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: (…

Except as provided in WAC 246-240-078, the licensee shall require an authorized user of a manual brachytherapy source for the uses authorized under WAC 246-240-251 to be a physician who:(1) Is certified by a medical specialty board whose certification process has been recognized …

Except as provided in WAC 246-240-078, the licensee shall require the authorized user of strontium-90 for ophthalmic radiotherapy to be a physician who:(1) Is an authorized user under WAC 246-240-278 or equivalent agreement state or NRC requirements; or(2)(a) Has completed 24 hou…

(1) A licensee shall use only sealed sources that are not in medical devices for diagnostic medical uses if the sealed sources are approved in the sealed source and device registry for diagnostic medicine. The sealed sources may be used for diagnostic medical uses that are not ex…

Except as provided in WAC 246-240-078, the licensee shall require the authorized user of a diagnostic sealed source a device authorized under WAC 246-240-301 to be a physician, dentist, or podiatrist who:(1) Is certified by a specialty board whose certification process includes a…

(1) A licensee shall use sealed sources:(a) Approved and as provided for in the sealed source and device registry in photon emitting remote afterloader units, teletherapy units, or gamma stereotactic radiosurgery units to deliver therapeutic doses for medical uses; or(b) In resea…

(1) Before releasing a patient or a human research subject from licensee control, a licensee shall survey the patient or the human research subject and the remote afterloader unit with a portable radiation detection survey instrument to confirm that the sources has [have] been re…

(1) Only a person specifically licensed by the department, NRC, or an agreement state shall install, maintain, adjust, or repair a remote afterloader unit, teletherapy unit, or gamma stereotactic radiosurgery unit that involves work on the sources shielding, the sources driving u…

(1) A licensee shall:(a) Secure the unit, the console, the console keys, and the treatment room when not in use or unattended;(b) Permit only individuals approved by the authorized user, radiation safety officer, or authorized medical physicist to be present in the treatment room…

(1) A licensee shall control access to the treatment room by a door at each entrance.(2) A licensee shall equip each entrance to the treatment room with an electrical interlock system that will:(a) Prevent the operator from initiating the treatment cycle unless each treatment roo…

(1) Except for low dose-rate remote afterloader sources where the source output or activity is determined by the manufacturer, a licensee shall have a calibrated dosimetry system available for use. To satisfy this requirement, one of the following two conditions must be met:(a) T…

(1) A licensee authorized to use a teletherapy unit for medical use shall perform full calibration measurements on each teletherapy unit:(a) Before the first medical use of the unit; and(b) Before medical use under the following conditions:(i) Whenever spot-check measurements ind…

(1) A licensee authorized to use a remote afterloader unit for medical use shall perform full calibration measurements on each unit:(a) Before the first medical use of the unit;(b) Before medical use under the following conditions:(i) Following replacement of the source or follow…

(1) A licensee authorized to use a gamma stereotactic radiosurgery unit for medical use shall perform full calibration measurements on each unit:(a) Before the first medical use of the unit;(b) Before medical use under the following conditions:(i) Whenever spot-check measurements…

(1) A licensee authorized to use teletherapy units for medical use shall perform output spot-checks on each teletherapy unit once in each calendar month that include determination of:(a) Timer accuracy, and timer linearity over the range of use;(b) On-off error;(c) The coincidenc…

(1) A licensee authorized to use a remote afterloader unit for medical use shall perform spot-checks of each remote afterloader facility and on each unit:(a) Before the first use of a high dose-rate, medium dose-rate, or pulsed dose-rate remote afterloader unit on a given day;(b)…

(1) A licensee authorized to use a gamma stereotactic radiosurgery unit for medical use shall perform spot-checks of each gamma stereotactic radiosurgery facility and on each unit:(a) Monthly;(b) Before the first use of the unit on a given day; and(c) After each source installati…

(1) A licensee providing mobile remote afterloader service shall:(a) Check survey instruments before medical use at each address of use or on each day of use, whichever is more frequent; and(b) Account for all sources before departure from a client's address of use. (2) In additi…

(1) In addition to the survey requirement in WAC 246-221-110(1), a person licensed under this chapter shall make surveys to ensure that the maximum radiation levels and average radiation levels from the surface of the main source safe with the sources in the shielded position do …

(1) A licensee shall have each teletherapy unit and gamma stereotactic radiosurgery unit fully inspected and serviced during each source replacement to assure proper functioning of the source exposure mechanism and other safety components. The interval between each full-inspectio…

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: (…

Except as provided in WAC 246-240-078, the licensee shall require an authorized user of a sealed source for a use authorized under WAC 246-240-351 to be a physician who:(1) Is certified by a medical specialty board whose certification process has been recognized by the department…

A licensee may use radioactive material or a radiation source approved for medical use which is not specifically addressed in WAC 246-240-251 through 246-240-399 (inclusive) if:(1) The applicant or licensee has submitted the information required by WAC 246-240-019; and(2) The app…

(1) A licensee shall retain a record of actions taken by the licensee's management in accordance with WAC 246-240-051(1) for five years. The record must include a summary of the actions taken and a signature of licensee management. (2) The licensee shall retain a copy of both aut…