These two machines only have radiation when they are working, that is to say, they only have radiation at the moment of filming or CT scanning, and there is no radiation when they are electrified at ordinary times.
Because you don't have to be around when the machine is working after sale, even if the machine is repaired, most of it is repaired without power. Test the machine in the operation room, right? So you don't have to worry about medical equipment doing too much harm to your body.