Patent ID: 8774351

Claim:
An X-ray imaging system for imaging a human patient comprising: a vacuum bell for creating a vacuum envelope in an X-ray source; an X-ray radiation-permeable window configured to emit X-ray radiation from a plurality of spots located 1 cm from an edge of said window; a bonded connection between said window and said vacuum bell; a collimator located between said X-ray source and said human patient for projecting said X-ray radiation through said human patient; an X-ray detector for measuring amount of said X-ray radiation passing through said human patient and striking said detector; a second vacuum bell in contact with said vacuum bell for creating a second vacuum envelope in a second X-ray source; a second X-ray radiation-permeable window configured to emit X-ray radiation from a second plurality of spots located 1 cm from a second edge of said second window; and a second bonded connection between said second window and said second vacuum bell.