Field generator positioning device.

(a) Identification. A field generator positioning device is a manual, mechanical device intended to position the field generator of an electromagnetic based stereotaxic navigation system in proximity to a patient. The device may operate independently or adapt existing medical equipment, such as a procedure chair or surgical bed, by using a mechanical interface. (b) Classification. Class I (general controls). The device is exempt from the premarket notification procedures in subpart E of part 807 of this chapter subject to the limitations in § 882.9. [90 FR 54234, Nov. 26, 2025]