105 CMR 120.571
Surveys of Patients and Human Research Subjects Treated with Remote Afterloader Unit
(A) 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 source(s) has been removed
from the patient or human research subject and returned to the safe, shielded position.
(B) A licensee shall retain a record of the surveys in accordance with 105 CMR 120.590(Q).