Operation-diagnostic unit comprising a supporting device for an object to be treated and/or examined

Operation-diagnosis apparatus having an exposure unit comprising a radiation receiver and a radiation transmitter, and having a bearing mechanism for a treatment and/or examination subject comprising a bearing plate for the treatment and/or examination subject that is adjustable at a base and is radiation-transparent in at least one region, whereby the bearing plate (1) is seated height-adjustable at the base (2) and adjustable around three spatial axes (3, 4, 5) and is seated optionally displaceable in longitudinal and/or transverse direction in floating fashion or displaceable by means of a connectable drive device (6), whereby the bearing plate (1) is seated pivotable around a longitudinal axis (canting axis 5) and around a transverse axis (tilting axis 4), and whereby a drive device for the pivot around the tilting (4) and/or canting axis (5) is coupled such to the lifting drive for the height adjustment and the drive device (6) for the displacement of the bearing plate (1) that the bearing plate (1) can be pivoted around a prescribed isocenter (7).