Patent Number: 
Section: claims

1. An X-ray imaging device, comprising:an X-ray source;a square or rectangular X-ray detector; anda collimator comprising an X-ray attenuating material with an aperture therein, the collimator configured to produce an X-ray image with a superellipse shape having a first substantially straight edge and a second substantially straight edge running substantially perpendicular to the first edge, wherein the first and second edges do not physically intersect with each other at 90 degrees. 2. The device of claim 1, wherein the image further comprises a third substantially straight edge and a fourth substantially straight edge running substantially perpendicular to the third edge, and wherein third and fourth edges to not physically intersect with each other at 90 degrees. 3. The device of claim 2, wherein the first and third edges do not physically intersect with each other at 90 degrees, and wherein the second and fourth edges do not physically intersect with each other at 90 degrees. 4. The device of claim 2, wherein the image further comprises a rounded or curved border between the first and second edges, between the second and fourth edges, between the third and fourth edges, or between the third and first edges. 5. The device of claim 2, wherein the image is configured to be displayed on a square or rectangular display and the entire X-ray image can be rotated and viewed on the display without resizing or reshaping the image.