MAUDE Adverse Event Report: MDT POWERED SURGICAL SOLUTIONS MIDAS REX MR8; DRILLS, BURRS, TREPHINES & ACCESSORIES (SIMPLE

Model Number	MR8-AVS10-R
Medical Device Problem Codes	Vibration (1674); Noise, Audible (3273)
Health Effect - Clinical Code	No Clinical Signs, Symptoms or Conditions (4582)
Date of Event	11/29/2025
Type of Reportable Event	Malfunction
Additional Manufacturer Narrative
H3: product analysis # (b)(4): evaluation determined that the chattering drill.The likely cause of failure could not be determined.It was also noted that the bearing fall-out at the tube distal makes the burr and hp chatter and produce rattling sound.It is also hard to rotate the dial to extend and retract the tube.Corrosion is observable in the tube this regulatory report is being submitted due to retrospective review through capa 672570.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
It was reported that a device exhibited a chattering drill during pre-operative preparation.It was reported that there was no patient involvement.Additional information was received stating that detached bearings were found during evaluation.

• 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 ; 7635265677
• MDR Report Key: 25617715
• Report Number: 1625507-2026-03595
• Device Sequence Number: 18690856
• Product Code: HBE
• UDI-Device Identifier: 00763000063894
• UDI-Public: (01)00763000063894(11)190115
• Combination Product (Y/N): N
• Initial Reporter Country: AS
• PMA/510(K) Number: K183515
• 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): 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: MR8-AVS10-R
• Device Catalogue Number: MR8-AVS10-R
• Was Device Available for Evaluation?: Device Returned to Manufacturer
• Date Returned to Manufacturer: 12/05/2025
• Is the Reporter a Health Professional?: Yes
• Type of Report(Section G): Thirty-Day
• Initial Date Received by Manufacturer: 02/17/2026
• Initial Report FDA Received Date: 06/25/2026
• Was Device Evaluated by Manufacturer? (Y/N): Yes
• Date Device Manufactured: 01/15/2019
• 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
• Patient Sequence Number: 1
• Patient Sex: Unknown