Standard No.:	YY 0831.1-2011
English Name:	Stereotactic radiotherapy system with gamma beam—Part 1:Multi-source stereotactic radiotherapy system with gamma beam for head lesion
Chinese Name:	γ射束立体定向放射治疗系统 第1部分：头部多源γ射束立体定向放射治疗系统
Chinese Classification:	C43    Medical radiographic equipment
Professional Classification:	YY    Professional Standard - Pharmaceutics
ICS Classification:	11.040.50 11.040.50    Radiographic equipment 11.040.50
Issued by:	SDA
Issued on:	2011-12-31
Implemented on:	2013-6-1
Status:	valid
Language:	English
File Format:	PDF
Word Count:	7000 words
Price(USD):	140.00
Delivery:	via email in 1~3 business day

YY0831的本部分规定了头部多源γ射束立体定向放射治疗系统的适用范围、术语、定义、要求和试验方法。
本部分适用于头部多源γ射束立体定向放射治疗系统(以下简称系统),该系统同时使用多个60Co密封放射源(可以是运动的,也可以是静止的)对头部病变区域进行聚束照射。