In the on state, the CT X-ray radiation is the largest, and then X-RAY; magnetic **** vibration is electromagnetic radiation, has been proved to be harmless; the rest of the large-scale medical equipment: gas pedal X-rays; the rest of the basically no radiation.
There is no radiation from any of them when they are turned off.
If you go to the top 500 companies to do maintenance, you can rest assured that they require radiation dose thresholds exceeding the national standard to force you to take a vacation; other companies, do not dare to make a promise.