MAUDE Adverse Event Report: MEDTRONIC NAVIGATION, INC. 3MM-UC DRILL BIT GUIDE; NEUROLOGICAL STEREOTAXIC INSTRUMENT

Model Number	960-523
Medical Device Problem Code	Material Fragmentation (1261)
Health Effect - Clinical Code	No Clinical Signs, Symptoms or Conditions (4582)
Date of Event	08/11/2025
Type of Reportable Event	Malfunction
Additional Manufacturer Narrative
H3, h6) the 960-523 drill guide bit instrument was returned to the manufacturer for evaluation.As reported, the knob has separated from the trocar.Codes b01, c07, and d02 are applicable.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 the welded knob came off the inner trocar of the universal drill guide (udg) pre-case during setup, before incision and after anesthesia had been administered.No issues were noted by central sterile services department (cssd) during cleaning/sterilization.A different trocar was used and the surgery proceeded as usual without delay or discontinuation of navigation.There was no delay, and no patient impact.

• Brand Name: 3MM-UC DRILL BIT GUIDE
• 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: 23438876
• Report Number: 1723170-2025-03612
• Device Sequence Number: 8552709
• Product Code: HAW
• UDI-Device Identifier: 00763000055349
• UDI-Public: (01)00763000055349(11)221120(10)221120
• Combination Product (Y/N): N
• Initial Reporter Country: AS
• PMA/510(K) Number: K974161
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Reporter Type: Manufacturer
• Report Source: Foreign,Health Professional,Company Representative
• Initial Reporter Occupation: Other Health Care Professional
• Type of Report: Initial
• Report Date (Section B): 10/31/2025

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: 960-523
• Device Catalogue Number: 960-523
• Device Lot Number: 221120
• Was Device Available for Evaluation?: Device Returned to Manufacturer
• Date Returned to Manufacturer: 10/06/2025
• Is the Reporter a Health Professional?: Yes
• Type of Report(Section G): Thirty-Day
• Initial Date Received by Manufacturer: 10/29/2025
• Initial Report FDA Received Date: 10/31/2025
• Was Device Evaluated by Manufacturer? (Y/N): Yes
• Date Device Manufactured: 11/20/2022
• 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: Male