These two kinds of machines are only in the working state of radiation, that is to say, the moment of filming or CT is scanning radiation, the usual state of power is not radiation.
Because you do not need to do after-sales work in the machine when the machine next to it, even if it is to repair the machine, most of the maintenance is also in the power outage, in the operation room to try the machine, right. So you don't have to worry about medical equipment is too harmful to your body.