BS 5724-2.17(1990) : 1990 AMD 9281

Committees responsible
National foreword
Section one: General
Clause
1. Scope and object
1.1 Scope
1.2 Object
1.3 Particular Standards
1.4 Environmental conditions
2. Terminology and definitions
3. General requirements
4. General requirements for tests
5. Classification
6. Identification, marking and documents
6.1 Marking on the outside of equipment
6.7 Indicator lights and push-buttons
6.8 Accompanying documents
7. Power input
Section two: Safety requirements
8. Basic safety categories
9. Removable protective means
10. Special environmental conditions
11. Special measures with respect to safety
12. Single fault condition
Section three: Protection against electric shock hazards
Section four: Protection against mechanical hazards
Section five: Protection against hazards from unwanted
or excessive radiation
29. X-radiation
30. Alpha, beta, gamma, neutron radiation and other
     particle radiation
30.1 Protection in normal use and normal condition
301.1. Limitation of leakage radiation from the
         storage container(s)
30.1.2 Indication of the position of radioactive
         sources
30.1.3 Key control of the possibility of pre-setting
         controlling timer, and of selection,
         confirmation and movement of radioactive sources
30.1.4 Treatment time
30.1.5 Indications by the controlling timer and of
         treatment time
30.1.6 Selection and confirmation of channels, radio-
         active sources and positions and movements of
         radioactive sources
30.1.7 Initiation, continuation, interruption and
         termination (of irradiation)
30.1.8 Distant interruption
30.2 Protection against other than normal use
30.2.1 Rendering the treatment control panel
         inoperative
30.2.2 Protection of radioactive sources
30.3 Protection in normal use while in single fault
       condition
30.3.1 Protection against failure of the supply mains
30.3.2 Protection against failure of controlling timer
30.3.3 Protection against failure of the positional
         accuracy and movement of the radioactive sources
         and of the source drive mechanism
30.3.4 Protection against failure of the couplings of
         the channels and the source applicators
30.3.5 Protection against failure of the connections
         (if any) to the radioactive sources
30.3.6 Protection against failure of interlocks
30.3.7 Indication of single fault conditions
36. Electromagnetic compatibility
Section six. Protection against hazards of explosions in
medically used rooms
Section seven: Protection against excessive temperatures,
fire and other hazards, such as human errors
Section eight: Accuracy of operating data and protection
against incorrect output
50. Accuracy of operating data
50.1 Indications
50.1.1 Information of gamma irradiation
50.1.2 Scales and units
50.1.3 Indication of selection of channels, radio-
         active sources, and the positions and movements
         of radioactive sources
50.1.4 Information required for limiting the
         irradiation during transit of the radioactive
         sources
50.2 Agreement between indicated values and effective
       values
50.2.1 Position of radioactive sources within source
         applicators
50.2.2 Controlling timers
51. Protection against incorrect output
Section nine: Fault conditions causing overheating and/
or mechanical damage; environmental tests
Section ten: Constructional requirements
Appendices
AA. Terminology
AA1. Index of terms
AA2. Definitions
ZA. Other international publications quoted in this
      standard with the references of the relevant
      European publications

Gives safety requirements for equipment using sealed sources of gamma rays for radiation therapy. BS AMD 9281 RENUMBERS THIS STANDARD