YY/T 0095-2004 钨酸钙中速医用增感屏

ICS11.040.50

C43

中华人民共和国医药行业标准

YY/T0095-2004

代替YY0095-1992

钨酸钙中速医用增感屏

Calciumtungstatemiddlespeedintensifyingscreensformedicaluse

2004-11-08发布2005-11-01实施

国家食品药品监督管理局发布

YY/T0095-2004

目次

前言··················································································································……1

1范围···············································································································……1

2规范性引用文件··························································································.··..……1

3术语和定义···················································.···..·..···..··……1

4要求··············································································································……1

5试验方法·························································································-················……2

6检验规则·········································································································……4

7标志、标签、使用说明书··························································..·..·……5

8包装、运输、贮存.·6

9其他···············································································································……6

图1密度与曝光时间关系曲线图

表尺寸规格

表逐批检查

表周期检查

YY/T0095-2004

.日J‘.曰‘.

月明舀

本标准代替YY0095-1992((钨酸钙中速医用增感屏》行业标准。

本标准和YY0095-1992相比主要变化如下:

—钨酸钙屏的常用规格的尺寸作了调整;

—钨酸钙屏的增感系数的要求有了提高;

—钨酸钙屏的发射光谱能量分布主峰值范围作了调整;

—钨酸钙屏的发光均匀性的要求提出了新的指标;

—钨酸钙屏的表面质量提出了定量的要求。

本标准由国家食品药品监督管理局提出。

本标准由全国医用X线设备及用具标准化分技术委员会归口。

本标准由上海医疗器械股份有限公司齿科医械厂负责起草。

本标准主要起草人:夏国成、孟红卫。

本标准所替代的历次版本发布情况为:WS2-145-1965,WS2-145-1982,YY0095-1992.

YY/T0095-2004

钨酸钙中速医用增感屏

范围

本标准规定了钨酸钙中速医用增感屏的分类、要求、试验方法、检验规则、标志、标签、使用说明书和

包装、运输贮存的要求。

本标准适用于X射线摄影中使用的钨酸钙中速医用增感屏(以下简称钨酸钙屏)。

2规范性引用文件

下列文件中的条款通过本标准的引用而成为本标准的条款。凡是注日期的引用文件，其随后所有

的修改单(不包括勘误的内容)或修订版均不适用于本标准，然而，鼓励根据本标准达成协议的各方研究

是否可使用这些文件的最新版本。凡是不注日期的引用文件，其最新版本适用于本标准。

GB/T191-2000包装储运图示标志

GB/T2828.1-2003计数抽样检验程序按接收质量限(AQL)检索的逐批检验抽样计划(ISO

2859-1:1999,IDT)

GB/T2829-2002周期检验计数抽样程序及表(适用于对过程稳定性的检验)

GB9969.1-1998工业产品使用说明书总则

GB10149-1988医用X射线设备术语和符号(neqIEC60788:1994)

术语和定义

GB10149-1988确立的以及下列术语及定义适用于本标准。

3.1

极限分辨率limitingresolution

把模板上相距最小的两个相邻线对，作为可区分的影像信息成像于胶片的能力为分辨率。增感屏

极限分辨率是使用增感屏对分辨率测试卡在X射线胶片上成像，人眼能分辨的每毫米最高线对数。

3.2

发光光谱emis