A breast stabilizing and positioning device comprises a torso band for enveloping and securement about the chest of a human female patient, a breast elevating module and a breast stabilizing ring. The torso band defines a through aperture sized to receive a human breast there through. The breast elevating module is attached to the torso band, and comprises a base framing the through aperture of the torso band and a plurality of flexible, elongate tabs extending radially from the base. The breast stabilizing ring is adapted for securement about the areolar region of a human breast and defines an opening sized to receive a human breast nipple there through. The breast stabilizing ring is adapted for removable engagement with the tabs of the breast elevating module. The present devices assist in performing diagnostic procedures such as ductal lavage, or a surgical procedure, such as removal of ducts from the breast nipple.