Abstract: The present invention relates to a smart apparatus for acquiring patient images, the smart apparatus being structured so as to integrate capabilities for acquiring two-dimensional images and three-dimensional images into a single piece of equipment, thereby allowing the expense and installation space therefor to be minimized.

Abstract: A portable phantom device according to the present invention is a phantom device which is detachably installed in a bird cage that is coupled to an irradiator, and includes a body provided with an accommodation space having a cylindrical shape and a top of which is open so as to accommodate water, a horizontality adjustment maintaining portion which is detachably coupled to a side wall of the body; and a sensor holding portion which is installed on the side wall of the body so as not to interfere with the horizontality adjustment maintaining portion, so that a sensor for measuring the amount of radiation that is incident on the accommodation space may be inserted from the outside of the body and accommodated in the body (Representative drawing: FIG.