| 摘要 |
A diagnostic imaging apparatus which stores in a main storage device files containing image data, generated on the basis of signals from a subject, regarding the subject. The diagnostic imaging apparatus includes an auxiliary storage device provided separately from the main storage device, a backup judgment device which judges whether or not a part or the whole of a group of the files stored in the main storage device is to be backed up in the auxiliary storage device, and a backup device which, when this backup judgment device has judged that backup is to be performed, transmits and records a part or the whole of the group of the image files stored in the main storage device to and in the auxiliary storage device and erases the image files recorded in the auxiliary storage device from the main storage device.
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