双能X线骨密度仪工作原理、使用和维护  

Dual-energy X-ray Absorptiometry Works, Use and Maintenance

作　　者：董伟风[1] 齐保全[1] 

机构地区：[1]河南焦作市人民医院放射科,焦作454002

出　　处：《影像技术》2015年第3期61-62,57,共3页Image Technology

摘　　要：我院引进GE公司生产的型号为DPX-NT的双能X线骨密度仪,运行已经2年,现将其工作原理进行分析,了解该设备的结构,结合该设备的使用情况及维修案例,探讨该设备的质控校准和维护的重要性。Our hospital has purchased a DPX-NT dual-energy X-ray Bone Density Meter from GE company. During nearly 2 years of operation, we have analyzed the operational principal with the using and repair case of the equipment,undstanding the structure of the device. And we also have explored the importance of the calibration, quality control and maintenance.

关 键 词：双能X线骨密度仪 结构 原理 使用 校准 维护 

分 类 号：TH774[机械工程—仪器科学与技术]