field-defining wires
field-de·fin·ing wires
(fēld dĕ-fīning wīrz)Tungsten wires in the collimator of a piece of x-ray equipment; used to define the edge of the treatment field.
Synonym(s): delineators.
Synonym(s): delineators.
Medical Dictionary for the Health Professions and Nursing © Farlex 2012