西门子Biograph 64 TruePoint PET/CT维修1例

Chinese Medical Equipment Journal(2010)

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Abstract
<正>本院2007年购入国内首台西门子Biograph 64 True Point PET/CT(positronemission tomography/computed tomography),笔者结合西门子PET/CT工作中的实际案例,分析、解决其运行中的一系列问题。本文主要阐述PET组件中的DEA(detector electronics assembly)故障及维修。该机器的PET采用52环晶体设计,共计32448个探测单位,轴向视野范围为216mm[1],运用12块DEA进行数据的接收和传输,每个DEA包含16个Block。
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