Testing of radiotherapy dosimeters in accordance with IEC specification
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Testing of radiotherapy dosimeters in accordance with IEC specification by Hannu JaМ€rvinen

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Published by Finnish Centre for Radiation and Nuclear Safety in Helsinki .
Written in


Book details:

Edition Notes

StatementHannu Järvinen, Erkki Rantanen, and Kari Jokela.
SeriesSTUK,, A53, STUK-A ;, 53.
Classifications
LC ClassificationsMLCM 92/11266 (T)
The Physical Object
Pagination93 p. :
Number of Pages93
ID Numbers
Open LibraryOL2109135M
ISBN 109514698703
LC Control Number88161597

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5 General test procedures Basic test procedures Test procedures to be considered for every test 6 Performance requirements: summary 7 Capability of a dosimetry system General Measuring range and type of radiation Rated ranges of the influence quantities Maximum rated measurement time t[max]. The first publication, “Specification and acceptance testing of radiotherapy treatment planning systems” IAEA-TECDOC uses the International Electrotechnical Commission (IEC) standard IEC as its basis and addresses the procedures for specification and acceptance testing of RTPSs to be used by both manufacturers and users at the hospitals. The quality and performance of radiation protection instruments are extremely important in providing conservative protection to radiation workers. International standards for radiation protection instrumentation, published by the International Electrotechnical Commission (IEC), specify general performance, type, and acceptance test requirements. patent rights. IEC shall not be held responsible for identifying any or all such patent rights. International Standard IEC has been prepared by IEC subcommittee 62C: Equipment for radiotherapy, nuclear medicine and radiation dosimetry, of IEC technical committee Electrical equipment in medical practice.

RQR radiation qualities represent the radiation beam applied to patients in general radiography, fluoroscopy and dental applications, therefore it is necessary to obtain radiation qualities in accordance with the IEC standard. Characteristic radiation qualities of the standard RQR series are shown in . RADIATION DETECTORS AND DOSIMETERS General characteristics of radiation detectors Dosimeter displays the dose value directly cannot display the dose value directly, but record a signal which must be subsequently retrieved and converted to dose (or air kerma) by a reading device •is an instrument that measures dose of ionizing. IAEA Review of Radiation Oncology Physics: A Handbook for Teachers and Students - Slide 3 Acceptance tests and commissioning constitute a major part in this QA program for radiotherapy. This chapter is focusing on the duties of acceptance testing and commissioning. Although calibrations of the treatment beams are a part of the acceptance tests and commissioning, calibration will. 8 Categories of Radiation Dosimeters for Dose and Exposure Monitoring and Worker Safety. Disclaimer: Disclaimer: Reference on this page to any specific commercial product, process, service, manufacturer, or company does NOT constitute its endorsement or recommendation by the U.S. government or the U.S. Department of Health and Human Services or any of its agencies.

For dosimetry testing, it is the radiation beam width that needs to be recorded in the dosimetry spreadsheet and two possible scenarios may arise. Reference Example 1 below if the scanner allows the same detector configuration in both axial (sequential) mode as well as helical scan, then the value of N and T described above should be used. Practice (CoP) for radiotherapy dosimetry going as far back as the seventies, with several publications in the field. One important example is the development of TRS (), based on absorbed dose to water standards. TRS is presently used by many physicists. patent rights. IEC shall not be held responsible for identifying any or all such patent rights. International Standard IEC has been prepared by IEC subcommittee 62C: Equipment for radiotherapy, nuclear medicine and radiation dosimetry, of IEC technical committee . IEC was developed because IEC is a type-testing standard with no risk management criteria and is impractical for testing in the hospital environment. IEC tests are performed on equipment prior to use on patients, during schedule periodic testing, and after repair.