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

Model Number	9735665
Medical Device Problem Code	Incorrect, Inadequate or Imprecise Result or Readings (1535)
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
Continuation of d10: section d information references the main component of the system.Other relevant device(s) are: product id: 9735740, serial/lot #: (b)(6) , ubd: , udi#: h3, h6: no parts have been received by the manufacturer for evaluation.Codes fdm b17, fdr c20, fdc d15 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 during a sacroiliac and thoracolumbar procedure.It was reported that during a minimally invasive transforaminal lumbar interbody fusion (mis tlif) procedure, a couple of the instruments were more than 2mm inaccurate when rotating the instrument.The surgeon covered one sphere at a time and reported the inaccuracies improved - therefore he moved forward by replacing a couple of the spheres to improve the inaccuracy of the instrument during rotation.This issue occurred intra-operatively and did not cause any delay in the procedure.There was no reported impact on patient outcome.
Additional Manufacturer Narrative
H2: additional information was received and added in section b5.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
The inaccuracy was over 2 mm.
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.H2: additional information was received and added in section b5.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
The chickenfoot inaccuracy was over 3 mm, but less than 10mm.Registration accuracy was inaccurate from the start.The issue was cau ght before the screw.

• 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: 24663514
• Report Number: 1723170-2026-00465
• Device Sequence Number: 9243945
• Product Code: HAW
• UDI-Device Identifier: 00763000272739
• UDI-Public: (01)00763000272739(11)200804
• Combination Product (Y/N): N
• Initial Reporter State: TX
• Initial Reporter Country: US
• PMA/510(K) Number: K162309
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Reporter Type: Manufacturer
• Report Source: Health Professional,Company Representative
• Initial Reporter Occupation: Physician
• Type of Report: Initial,Followup,Followup,Followup
• Report Date (Section B): 07/02/2026

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: 9735665
• Device Catalogue Number: 9735665
• Was Device Available for Evaluation?: No
• 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: 03/23/2026; 04/08/2026; 07/01/2026
• Initial Report FDA Received Date: 03/23/2026
• Supplement Report FDA Received Date: 04/08/2026; 04/28/2026; 07/02/2026
• Was Device Evaluated by Manufacturer? (Y/N): Yes
• Date Device Manufactured: 08/04/2020
• 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
• Concomitant Medical Products and Therapy/Usage Dates: "SEE H11...."
• Patient Sex: Unknown