中国医疗设备
中國醫療設備
중국의료설비
CHINA MEDICAL EQUIPMENT
2014年
9期
53-55
,共3页
数字减影血管造影系统%空气比释动能率%X射线管电压%计量检定%性能检测
數字減影血管造影繫統%空氣比釋動能率%X射線管電壓%計量檢定%性能檢測
수자감영혈관조영계통%공기비석동능솔%X사선관전압%계량검정%성능검측
DSA system%air kerma rate%X-ray tube voltage%metrological verification%performance testing
为保证数字减影血管造影(DSA)系统的安全性和有效性,必须定期进行性能检测和质量控制。本文按照JJG 1067-2011《医用诊断数字减影血管造影(DSA)系统X射线辐射源国家计量检定规程》,介绍了对数字减影血管造影系统的空气比释动能率、HVL(辐射输出的质)、X射线管电压、模拟血管最小尺寸、空间分辨力、低对比度分辨力、对比度线性和减影性能影响等的检测方法。
為保證數字減影血管造影(DSA)繫統的安全性和有效性,必鬚定期進行性能檢測和質量控製。本文按照JJG 1067-2011《醫用診斷數字減影血管造影(DSA)繫統X射線輻射源國傢計量檢定規程》,介紹瞭對數字減影血管造影繫統的空氣比釋動能率、HVL(輻射輸齣的質)、X射線管電壓、模擬血管最小呎吋、空間分辨力、低對比度分辨力、對比度線性和減影性能影響等的檢測方法。
위보증수자감영혈관조영(DSA)계통적안전성화유효성,필수정기진행성능검측화질량공제。본문안조JJG 1067-2011《의용진단수자감영혈관조영(DSA)계통X사선복사원국가계량검정규정》,개소료대수자감영혈관조영계통적공기비석동능솔、HVL(복사수출적질)、X사선관전압、모의혈관최소척촌、공간분변력、저대비도분변력、대비도선성화감영성능영향등적검측방법。
In order to ensure the safety and effectiveness of digital subtraction angiography (DSA) system, it is essential to conducted performance testing and control quality of DAS system regularly. According to the national metrology veriifcation regulation (JJG 1067-2011) of X-ray radiation source of medical diagnostic digital subtraction angiography (DSA) system, this paper introduced the testing methods of air kerma rate, HVL, X-ray tube voltage, minimal size of simulate vascular, spatial resolution, low contrast resolution, contrast linearity and subtraction angiography performance impact.