Radiation Safety Legislation Flashcards
to pass BDS3
what is the ICRP
international commission for radiological protection
what do the ICRP recommend all radiation exposures should be?
justified, optimised, limited
what does it mean for an exposure to be justified
must do more good than harm
what does it mean for an exposure to be optimised
magnitude of exposures must be as low as reasonably practicable
what does it mean for an exposure to be limited
no person receives an unacceptable level of exposure
what is IRR17
ionising radiations regulations
what is IRMER17
ionising radiation medical exposure regulations
what does IRR17 deal with
occupational exposures and exposure of general public
what does IRMER17 deal with
medical exposures of patients
who enforces IRR17
health and safety executive
who is responsible for putting IRR17 in place
the employer
how do you obtain IRR17
on HSE website by answering questions on compliance arrangements and paying £25
what is an RPA
radiation protection adviser
what does an RPA do
advise on radiation safety
what is the distance of the controlled area
1.5m from x-ray tube and within the primary beam
who enforces IRMER17
healthcare improvement scotland
what are the roles associated with IRMER17
referrer, practitioner, operator, employer
what is the role of the referrer
referral for imaging
what is the role of the practitioner
justify examination and authorise it
what is the role of the operator
authorise, carry out, assess report
what do you need to consider for an image to be justified
objectives of exposure and efficacy, benefits and risks of alternative techniques
potential benefits
detriment to individual
once a radiographic referral is justified, what must happen to it?
must be authorised
what does ALARP mean
as lot as reasonably practicable
what does optimisation involve
selecting appropriate investigations, equipment, using appropriate exposure factors, ensuring QA is carried out, assessing patient dose, adherence to diagnostic reference levels
what is the role of the medical physics expert
provide advice on exposure factors and equipment related matters
