STANDARDIZED SET OF COMPENSATING FILTERS FOR MANTLE-FIELD RADIATION THERAPY

摘要

A standardized set of compensating filters for "mantle-field" radiotherapy. The set of compensating filters is supported in a filter-holder interposed between the radiation source and the patient and includes a plurality of individual filter elements which are selectively combined to provide the various portions of the mantle-field of the patient with a predetermined, reproducible radiation dosage.