Single Step Lesion Annotation and Localization of Suspicious Breast Lesions

Primary Endpoint: -To measure success of surgical retrieval of SAVI Scout placed at the time of initial, or mid-chemo, imaging studies. To demonstrate the successful excision of unifocal tumor tissue and/or tumor bed (after neoadjuvant chemotherapy). Other Endpoints: * Safety: Number of device-related adverse events. * Radiological Placement Radiologist-rated ease of placement using Likert scale * Accuracy of placement: * Accurate: Within the breast tumor * Marginal: Within the peritumoral tissue \< or equal 5 mm * Inadequate: More than 5 mm * Unacceptable: Required additional localization device placement * Success rate of maintained position of SAVI Scout, measured on interval imaging: * Accurate: Within the breast tumor * Marginal: Within the peritumoral tissue \< or equal 5 mm * Inadequate: More than 5 mm