The mammotome revolve dual vacuum assisted biopsy system is intended to obtain tissue samples from the breast or axillary nodes for diagnostic analysis of breast abnormalities.The device has not been returned for evaluation, which prevents a full investigation and analysis of the root cause at this time.However, this failure mode has been reviewed by our medical advisor and identified in the risk management file for performance expectations.The device is intended to be used by a trained professional who is familiar with precautions related to blood borne pathogen exposure when completing a biopsy procedure.However, ejection with velocity is not expected by the user and has greater chance to harm than fluid egression including, but not limited to, the fluid entering mucous membranes.The device is not meeting its intended performance specification and claims and is considered to have malfunctioned.The patient or user may be exposed to biological hazards resulting in infection or cross-contamination.Although no serious injuries have occured, this failure mode has been evaluated by our medical advisor and based on potential for cross contamination or infection due to possible exposure to body fluids, it has been determined to be a reportable malfunction.Thus, pursuant to 21 cfr 803, we are submitted this medwatch report.
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