APPARATUS FOR X-RAY DIAGNOSTICS Russian patent published in 2003 - IPC

FIELD: medical equipment, namely devices for testing resolution of X-ray tract of medical X-ray diagnostics apparatuses. SUBSTANCE: apparatus includes row of equal-height groups of mutually parallel X-ray contrast preset-width marks secured at pitch equal to mark width to plate of material slightly absorbing X-ray irradiation. Plate with X-ray marks is secured to carriage joined with micrometric screw whose axis passes through normally relative to X-ray contrast marks. Guide of carriage is mounted on limb movably joined with stand in the form of ring having in its base circular groove connected by means of branch pipe with evacuation source. Limb has locking screw. Base of stand is covered with thin layer of rubber. EFFECT: possibility for testing resolution of X-ray tract of digital X-ray diagnostics apparatuses provided with matrix receiver of X-ray image. 3 cl, 6 dwg