DHS 157.71(22)(b)3.3. An assessment of timer linearity and constancy.
DHS 157.71(22)(b)4.4. The calculated on-off error.
DHS 157.71(22)(b)5.5. A determination of the coincidence of the radiation field and the field indicated by the light beam localizing device.
DHS 157.71(22)(b)6.6. The determined accuracy of each distance measuring and localization device.
DHS 157.71(22)(b)7.7. The difference between the anticipated output and the measured output.
DHS 157.71(22)(b)8.8. Notations indicating the operability of each entrance door electrical interlock, each electrical or mechanical stop, each source exposure indicator light and the viewing and intercom system and doors.
DHS 157.71(22)(b)9.9. The name of the person who performed the periodic spot-check and the signature of the authorized medical physicist who reviewed the record of the spot-check.
DHS 157.71(23)(23)Records of periodic spot-checks for remote afterloader units.
DHS 157.71(23)(a)(a) A licensee shall retain a record of each spot-check for remote afterloader units required by s. DHS 157.67 (11) for 3 years.
DHS 157.71(23)(b)(b) The record required under par. (a) shall include all of the following, as applicable:
DHS 157.71(23)(b)1.1. The date of the spot-check.
DHS 157.71(23)(b)2.2. The manufacturer’s name, model number and serial number for the remote afterloader unit and source.
DHS 157.71(23)(b)3.3. An assessment of timer accuracy.
DHS 157.71(23)(b)4.4. Notations indicating the operability of each entrance door electrical interlock, radiation monitors, source exposure indicator lights, viewing and intercom systems and clock and decayed source activity in the unit’s computer.
DHS 157.71(23)(b)5.5. The name of the person who performed the periodic spot-check and the signature of the authorized medical physicist who reviewed the record of the spot-check.
DHS 157.71(24)(24)Records of periodic spot-checks for gamma stereotactic radiosurgery units.
DHS 157.71(24)(a)(a) A licensee shall retain a record of each spot-check for gamma stereotactic radiosurgery units required by s. DHS 157.67 (12) for 3 years.
DHS 157.71(24)(b)(b) The record required under par. (a) shall include all of the following:
DHS 157.71(24)(b)1.1. The date of the spot-check.
DHS 157.71(24)(b)2.2. The manufacturer’s name, model number and serial number for the gamma stereotactic radiosurgery unit and the instrument used to measure the output of the unit.
DHS 157.71(24)(b)3.3. An assessment of timer linearity and accuracy.
DHS 157.71(24)(b)4.4. The calculated on-off error.
DHS 157.71(24)(b)5.5. A determination of trunnion centricity.
DHS 157.71(24)(b)6.6. The difference between the anticipated output and the measured output.
DHS 157.71(24)(b)7.7. An assessment of source output against computer calculations.
DHS 157.71(24)(b)8.8. Notations indicating the operability of radiation monitors, helmet microswitches, emergency timing circuits, emergency off buttons, electrical interlocks, source exposure indicator lights, viewing and intercom systems, timer termination, treatment table retraction mechanism and stereotactic frames and localizing devices.
DHS 157.71(24)(b)9.9. The name of the person who performed the periodic spot-check and the signature of the authorized medical physicist who reviewed the record of the spot-check.
DHS 157.71(25)(25)Records of additional technical requirements for mobile remote afterloader units.
DHS 157.71(25)(a)(a) A licensee shall retain a record of each check for mobile remote afterloader units required by s. DHS 157.67 (13) for 3 years.