MAUDE Adverse Event Report: MEDTRONIC NAVIGATION, INC. STEALTHSTATION¿ S8 SYSTEM; NEUROLOGICAL STEREOTAXIC INSTRUMENT

Model Number	9735669
Medical Device Problem Code	Device Sensing Problem (2917)
Health Effect - Clinical Code	No Clinical Signs, Symptoms or Conditions (4582)
Date of Event	03/17/2026
Type of Reportable Event	Malfunction
Additional Manufacturer Narrative
H3, h6: a manufacturer representative went to the site to test the equipment.In summary, a system checkout was performed, and the system performed as intended.Codes fdm b01, fdr c19, fdc d14 are applicable to this analysis.Medtronic submits this report to comply with fda regulations 21 cfr parts 4 and 803.Medtronic has made reasonable efforts to provide as much relevant information as is available to the company as of the submission date of this report.This report does not constitute an admission or a conclusion by fda, medtronic, or its employees that the device, medtronic, or its employee caused or contributed to the event described in the report.Any required fields that are unpopulated are blank because the information is currently unknown or unavailable.Medtronic will submit a supplemental report if additional relevant information becomes known.
Event or Problem Description
Medtronic received information regarding a navigation system being used for an unknown procedure.It was reported that the surgeon had difficulty tracking both the patient tracker and the instrument tracker.The site swapped out instrument trackers, patient trackers, and the emitter, but the issue persisted.As a result, the use of the navigation system was aborted for surgery.It was unknown if there was any extended surgical time or impact on patient outcome.
Additional Manufacturer Narrative
H2) continuation of d10: section d information references the main component of the system.Other relevant device(s) are: product id: 9735825ent, ubd: unknown, udi#: unknown; product id: 9735736, version: 2.1.0, ubd: unknown, udi#: unknown.Medtronic submits this report to comply with fda regulations 21 cfr parts 4 and 803.Medtronic has made reasonable efforts to provide as much relevant information as is available to the company as of the submission date of this report.This report does not constitute an admission or a conclusion by fda, medtronic, or its employees that the device, medtronic, or its employee caused or contributed to the event described in the report.Any required fields that are unpopulated are blank because the information is currently unknown or unavailable.Medtronic will submit a supplemental report if additional relevant information becomes known.
Additional Manufacturer Narrative
H2-3) the software investigation concluded that there was insufficient information to determine whether a software anomaly contributed to the reported behavior.The logs were reviewed and it was observed that there were two sessions.From the first session observed two instrument trackers were added.Instrument tracker 3 verification failed initially due to distance criteria and later succeeded.Registration probe and suction probe also initially faced verification failures due to distance criteria.There were no other issues observed from the second session and no issues observed with the tools.Codes: b01, c19, and d15 h2) please see section d9 for when the software was available for evaluation.Medtronic submits this report to comply with fda regulations 21 cfr parts 4 and 803.Medtronic has made reasonable efforts to provide as much relevant information as is available to the company as of the submission date of this report.This report does not constitute an admission or a conclusion by fda, medtronic, or its employees that the device, medtronic, or its employee caused or contributed to the event described in the report.Any required fields that are unpopulated are blank because the information is currently unknown or unavailable.Medtronic will submit a supplemental report if additional relevant information becomes known.

• Brand Name: STEALTHSTATION¿ S8 SYSTEM
• Common Device Name: NEUROLOGICAL STEREOTAXIC INSTRUMENT
• Manufacturer (Section D): MEDTRONIC NAVIGATION, INC.; 200 medtronic drive; lafayette CO 80027
• Manufacturer (Section G): MEDTRONIC NAVIGATION, INC.; 200 medtronic drive; lafayette CO 80027
• Manufacturer Contact: justin ellis ; 8200 coral sea street ne mvs21; mounds view, MN 55112 ; 7635265677
• MDR Report Key: 24650014
• Report Number: 1723170-2026-00449
• Device Sequence Number: 15899281
• Product Code: HAW
• UDI-Device Identifier: 00763000360498
• UDI-Public: (01)00763000360498(11)220721
• Combination Product (Y/N): N
• Initial Reporter State: CA
• Initial Reporter Country: US
• PMA/510(K) Number: K162309
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Reporter Type: Manufacturer
• Report Source: Company Representative
• Initial Reporter Occupation: Other Health Care Professional
• Type of Report: Initial,Followup,Followup
• Report Date (Section B): 06/25/2026

1 Device was Involved in the Event

1 Patient was Involved in the Event

• Is this an Adverse Event Report?: No
• Is this a Product Problem Report?: Yes
• Operator of Device: Health Professional
• Device Model Number: 9735669
• Device Catalogue Number: 9735669
• Was Device Available for Evaluation?: Device Returned to Manufacturer
• Is the Reporter a Health Professional?: Yes
• Type of Report(Section G): Thirty-Day
• Initial Date Received by Manufacturer: 03/17/2026
• Supplement Date Received by Manufacturer: 03/24/2026; 06/23/2026
• Initial Report FDA Received Date: 03/20/2026
• Supplement Report FDA Received Date: 03/30/2026; 06/25/2026
• Was Device Evaluated by Manufacturer? (Y/N): Yes
• Date Device Manufactured: 07/21/2022
• Is the Device Labeled for Single Use? (Y/N): No
• Is This a Single-Use Device that was Reprocessed and Reused on a Patient? (Y/N): No
• Usage of Device: Reuse
• Patient Sequence Number: 1
• Patient Sex: Unknown