MAUDE Adverse Event Report: MDT Powered Surgical Solutions MIDAS REX MR8; DRILLS, BURRS, TREPHINES & ACCESSORIES (SIMPLE

Model Number	MR8-AA07
Medical Device Problem Code	Difficult to Insert (1316)
Health Effect - Clinical Code	No Clinical Signs, Symptoms or Conditions (4582)
Date of Event	11/18/2025
Type of Reportable Event	Malfunction
Event or Problem Description
It was reported that during pre-operative preparation for use, there was difficulty with the insertion of tool.There was no patient impact in this event.Additional information received on evaluation that bearings were misaligned.
Additional Manufacturer Narrative
H3: product analysis: evaluation determined that the reported malfunction of difficulty with the insertion tool has been confirmed.The likely cause of failure was found to be misaligned distal bearings.G3: aware date used as date of analysis performed date as the event is reported based on evaluation findings.B3: notified date used as date of event, as event date was unavailable.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: MIDAS REX MR8
• Common Device Name: DRILLS, BURRS, TREPHINES & ACCESSORIES (SIMPLE
• Manufacturer (Section D): MDT Powered Surgical Solutions; 4620 n beach st; fort worth TX 76137
• Manufacturer (Section G): MDT Powered Surgical Solutions; 4620 n beach st; fort worth TX 76137
• Manufacturer Contact: justin ellis ; 8200 coral sea street ne mvs21; mounds view, MN 55112 ; +1(763)526-5677
• MDR Report Key: 50877584
• Report Number: 1625507-2026-08163
• Device Sequence Number: 21138292
• Product Code: HBE
• UDI-Device Identifier: 00763000440800
• UDI-Public: (01)00763000440800(11)231026(20)02
• Combination Product (Y/N): N
• Initial Reporter State: NJ
• Initial Reporter Country: US
• PMA/510(K) Number: K183515
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Reporter Type: Manufacturer
• Report Source: Health Professional,Company Representative
• Initial Reporter Occupation: Non-Healthcare Professional
• Type of Report: Initial
• Report Date (Section B): 09/24/2026

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: MR8-AA07
• Device Catalogue Number: MR8-AA07
• Was Device Available for Evaluation?: Yes
• Date Returned to Manufacturer: 12/10/2025
• Is the Reporter a Health Professional?: No
• Type of Report(Section G): Thirty-Day
• Initial Date Received by Manufacturer: 09/08/2026
• Initial Report FDA Received Date: 09/24/2026
• Was Device Evaluated by Manufacturer? (Y/N): Yes
• Date Device Manufactured: 10/26/2023
• 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