Figure 2

The HALO device applied to a breast. (Photos courtesy of NeoMatrix, Irvine, CA.) An alcohol wipe is used to cleanse the nipples (step 1); cups are placed on the woman's breasts and adjusted to fit (step 2); heat and suction are simultaneously applied via the breast cup petals (step 3); mild compression is initiated by the console (step 4); any sample of NAF obtained is transferred to a vial of cytology fixative and transported to the cytology lab (step 5).