The Medtronic AxiEM™ 9734887XOM is a sterile, single-use, non-invasive patient tracker for compatible Medtronic electromagnetic surgical navigation systems. openFDA It provides a patient reference during image-guided surgery, supporting electromagnetic tracking without requiring rigid skull-pin fixation or optical line-of-sight. Medtronic lists this tracker as an accessory for the StealthStation™ ENT and StealthStation FlexENT™ navigation systems. Use with compatible equipment in accordance with the manufacturer’s instructions.