Feasibility Study for the SIRA-1000, SIRA® RFA Electrosurgical Device as an Adjunct to Breast Conserving Surgery

Inclusion Criteria: 1. Biologic female 2. 50 years of age and older 3. Confirmed diagnosis of breast cancer: 1. Infiltrating ductal carcinoma 2. ER/PR+Her2neu- 3. Grade I, II, or III 4. Unicentric, unilateral tumor size ≤ 3cm 5. Tumor location ≥ 2 cm from skin and other structures 6. Zubrod Performance Status of 0, 1, or 2 7. No palpable lymphadenopathy 8. Able and willing to provide written informed consent Exclusion Criteria: 1. Pregnant or breastfeeding 2. Neoadjuvant chemotherapy 3. Cardiac arrhythmia 4. Patients with active implantable medical devices, such as implanted cardiac pacemakers or defibrillators, or any other electronic device 5. Current or history of breast implants 6. Multi-centric or bilateral breast cancer 7. Diffuse microcalcifications 8. Participating in another ongoing clinical study in which concomitant diagnostic or therapeutic intervention that would reasonably be expected to alter the outcomes under study 9. Has a condition or is in a situation which in the Investigator's opinion may put the subject at significant risk, may confound the study results, or may interfere significantly with the subject's participation in the study.