YY/T 0973-2016Radiotherapy treatment planning system for automatically- controlled brachytherapy afterloading equipment-Characteristics and test (English PDF)
自动控制式近距离后装设备放射治疗计划系统性能和试验方法
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Issued by
NMPA
Level / Type
Industry · Recommended
Issue date
March 23, 2016
Implementation date
January 1, 2017
Scope
YY/T 0973-2016 is the English-translated version of 自动控制式近距离后装设备放射治疗计划系统性能和试验方法.
YY/T 0973-2016 is the Chinese pharmaceutical industry standard for the treatment planning system of an automatic remote afterloading brachytherapy unit.
It sets the performance requirements and the test methods, covering the accuracy of the dose calculation around the source, the reconstruction of the applicator and catheter geometry, the dwell positions and times, the handling of the source data and the plan transfer and verification.
It applies to planning systems that use an iridium-192 afterloading source. Issued on 23 March 2016, it has applied since 1 January 2017.
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Document preview — YY/T 0973-2016
National Standard of the People's Republic of China
- ICS
- 11.040.60
- Classification
- C 43
Issued by: National Medical Products Administration of the People's Republic of China
Contents
- Preface
- 1 Scope
- 2 normative reference document
- 3 Terms and definitions
- 4 Requirements
- 4.1 length reconstruction deviation
- 4.2 Volume Reconstruction Deviation
- 4.3 Source Length Reconstruction Geometric accuracy
- 4.4 Dose calculation deviation
- 4.5 dose distribution accuracy
- 4.6 random file
- 5 Test Method
- 5.1 Length Reconstruction Deviation
- 5.2 Volume Reconstruction Deviation
- 5.3 Source length reconstruction Geometric accuracy
- 5.4 Dose calculation deviation
- 5.5 Dose Distribution Accuracy
- 5.6 random file
- Appendix A (informative) Description of the dose rate formula
- Appendix B (informative) 192Ir Dose data
Foreword
This standard is drafted in accordance with the rules given in GB/T 1.1-2009.
1 Scope
This standard specifies the performance of the automated controlled follow-up treatment equipment after radiotherapy planning system (hereinafter referred to as the treatment planning system) And test methods.
This standard applies to the treatment planning system using a 192Ir radioactive back-up treatment source.
For the use of other back-up treatment sources or other packaging sources, refer to the use of this standard.
2 Normative reference documents
The following documents are indispensable for the application of this document. For dated references, only the dated edition applies to this document. For undated references, the latest edition (including all modifications) applies to this document.
GB/T 17857 Medical Radiology Terminology (Radiation Therapy, Nuclear Medicine and Radiation Dosage Equipment)
3 Terms and definitions
GB/T 17857 Definitions of terms and definitions apply to this document.
4 Requirements
4.1 Length reconstruction bias
The length of the treatment planning system should not be greater than 1 mm.
4.2 Volume Reconstruction Deviation
The volume of the treatment planning system should not be greater than 5%.
4.3 Source Length Reconstruction Geometric accuracy
Choose a different source device, the source source of the source run track in line with the source shape, reconstruction geometry should not be greater than ± 1mm.
4.4 Dose calculation deviation
The deviation between the calculated and the nominal values of the treatment planning system should not be greater than 5%.
4.5 Dose distribution accuracy
The area covered by the specific isodose curve calculated by the treatment planning system is not equal to the area covered by the corresponding isodose curve Should be less than 90%.
......
This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 15 pages — is available in the English PDF.
Referenced standards
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Related Standards
GB/T 17857-1999 — Medical radiology. Terminology (Equipment for radiotherapy, nuclear medicine and radiation dosimetry)
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