Pfizer has supported the study of a new X-ray technique that can find microscopic fractures in the valves while they are still implanted.
This is often in conjunction with advanced X-ray techniques such as angiography and CT scanning.
Tomography is an X-ray technique in which only one plane is photographed, and the outline of structures in other planes eliminated.
Currently, defects are found by drilling a core sample or using X-ray techniques, which are expensive and cumbersome.
One rear leg is clearly visible but researchers had to use a novel X-ray technique to examine another leg hidden inside the fossil rock.
Rand raised similar doubts about several other expensive procedures, including coronary angiography, an X-ray technique for diagnosing heart disease.
Doctors use different X-ray techniques to determine the position of a pellet in the heart.
This is a special X-ray technique for viewing kidneys.
Learn what they are, when they're used, and what new X-ray techniques may be in the pipeline.
The instrument serves to determine the crystalline structures of materials using neutron radiation analogical to X-ray techniques.