YY 0831.1-2011 Translated English of Chinese Standard. YY0831.1-2011: Stereotactic radiotherapy system with gamma beam - Part 1: Multi-source stereotactic radiotherapy system with gamma beam for head lesionhttps://www.chinesestandard.net, 2. feb. 2015 - 16 sider This Part of YY 0831 specifies the scope, terms, definitions, requirements, and test methods of the multi-source stereotactic radiotherapy system with gamma beam for head lesion. This Part applies to the multi-source stereotactic radiotherapy system with gamma beam for head lesion. The system simultaneously uses multiple 60Co sealed radioactive sources (it may be dynamic or static) to conduct beaming. |
Almindelige termer og sætninger
absorbed dose rate absorbed dose value accompanying documents According to following beam for head body center central line Check the accompanying collimator coordinate axis coordinate system Distance BETWEEN central Dmax dose distribution curve dose gradient dose line dosimeter exceed focal focus dose rate focus plane focus position focused field size gamma beam gradient of focused grayscale-dose response curve head lesion initial installation source’s installation source ionization chamber Let the film line AND positioning maximum focused maximum focused field Medical electrical equipment meet the requirements minimum focused minimum focused field Multi-source stereotactic radiotherapy Nuclear Medicine Planned dose positioning reference point Radiating Film reconstruction position reconstruction target volume respectively measure Shenzhen special die body special spherical spherical die body stereotactic radiotherapy system system shall meet system with gamma therapeutic bed therapeutic planning software Transfer the special unit of Gy unit of millimeter volume and reconstruction volume of therapeutic Y-axis direction