LED照明系统在医用核磁共振中的应用

目的:探讨LED照明系统在医院核磁共振(MR)检查室的强磁场环境下的可靠性;方法:通过分析原有普通照明系统的缺陷和磁场环境的特殊要求,利用LED照明系统进行技术改造,将控制电路、发光二极管的驱动电路、设备的使用材料、系统的线路布置集成;结果:基本满足在特殊强磁场环境下的照明安全、可靠、节能、耐用要求,改造后未发现检查图像质量下降,特别是对检查中磁场均匀性要求十分严格的磁敏感、波谱等序列也未见干扰伪影。

Application of LED Lighting System in Medical Examination Room of MRI

Objective:Investigating the reliability of LED Lighting system exposed to strong magnetic circumstance in MR examining room in the hospital.Method:Through analyzing the drawback of original ordinary lighting system and the particular requirement of magnetic circumstance,and making use of LED lighting system to transform technology,and then integrating driving circuit that controls circuit and luminous diode,using materials of equipment,as well as circuit arrangement of system.Result:Basically meet the requi...