- hypocycloidal tomography
- tomography in which the path of the x-ray source is a hypocycloid, i.e., the path traced by a point on one circle rolling along inside the circumference of another circle.
Medical dictionary. 2011.
Medical dictionary. 2011.
tomography — Making of a radiographic image of a selected plane by means of reciprocal linear or curved motion of the x ray tube and film cassette; images of all other planes are blurred (“out of focus”) by being relatively displaced on the film. SYN:… … Medical dictionary
hypocycloidal — A tricyclic motion used by mechanical tomography units to optimize blurring and reduce artifacts. [hypo + G. kuklos, circle, + oeides, appearance] … Medical dictionary
polytomography — Body section radiography using a machine designed to effect complex hypocycloidal motion; images a thinner tissue plane than does simple linear or circular … Medical dictionary