PHANTOM FOR PRODUCING X-RAY TEST IMAGES OF PATHOLOGICAL FORMATIONS Russian patent published in 2003 - IPC

FIELD: medicine. SUBSTANCE: device has body having elements imitating object to be pictured and pathological formation, pathological formation imitator unit filled with water has internal and external balloons manufactured from thin X-ray-transparent fixed on the end part of coaxial tubes. External balloon tube has two independent canals, each having tube with tap. One of them is connected to reservoir filled with liquid radiopaque substance having mechanism for transporting it into the external balloon. Internal balloon tube having a tube with tap at the entrance is connected to air pressure source. Cylindrical pocket is available on external tube end in which base the external balloon is mounted. EFFECT: enhanced effectiveness in producing radiological pathological formation models like pulmonary caverns at various development stages. 3 cl, 5 dwg