The ornamental design for an medicalx-ray imaging apparatus, as shown and described.
FIG. 1 is a top, front and left side perspective view of a medical X-ray imaging apparatus showing my new design;
FIG. 2 is a top, rear and left side perspective view thereof;
FIG. 3 is a front elevational view thereof;
FIG. 4 is a rear elevational view thereof;
FIG. 5 is a top plan view thereof;
FIG. 6 is a bottom plan view thereof;
FIG. 7 is a left side elevational view thereof;
FIG. 8 is a right side elevational view thereof; and,
FIG. 9 is a top, rear and left side perspective view thereof, showing a state that an electronic cassette is put in a housing section such that the electronic cassette is charged.
The broken line portions of the X-ray imaging apparatus throughout the drawings are shown to illustrate environment only and form no part of the claimed design.