MAUDE Adverse Event Report: DEPUY MITEK LLC US 4 MM ROUND TORNADO BURR PLUS; ARTHROSCOPIC SHAVER SYSTEM BLADE, SINGLE-USE

Model Number	283479
Medical Device Problem Codes	Use of Device Problem (1670); Mechanical Jam (2983)
Health Effect - Clinical Code	No Clinical Signs, Symptoms or Conditions (4582)
Date of Event	04/12/2022
Type of Reportable Event	Malfunction
Additional Manufacturer Narrative
This report is being submitted in pursuant to the provisions of 21 cfr, part 803.This report may be based on information which has not been able to investigate or verify prior to the required reporting date.This report does not reflect a conclusion by depuy mitek or its employees that the report constitutes an admission that the device, depuy mitek, or its employees caused or contributed to the potential event described in this report.If information is obtained that was not available for the initial medwatch, a follow-up medwatch will be filed as appropriate.Udi: (b)(4).Investigation summary: both a photo and the actual device were received and evaluated.The customer provided a photo of the product label which contained the product code and the lot number, these numbers were verified, and they were correct.The complaint device was received for evaluation.Upon reviewing the device, it could be observed that the inner shaft was seized, it was not possible to spin to any direction or separate.No anomalies were found on the black connector.As a potential cause cannot be associated to manufacturing, therefore a manufacturing record evaluation is not required.As part of depuy synthes mitek quality process all devices are manufactured, inspected, and released to approved specifications.According with the visual inspection, this complaint can be confirmed.A possible root cause for the reported issue can be attributed to the procedural variables, such handling of the device or product interaction during procedure; higher speeds applied on the handpiece can increase the temperature of the device's shaft, lack of adequate irrigation and excessive side loading can contribute to a seized inner shaft, as per ifu: adequate irrigation to the tip of the blade or burr is required to cool the blade and prevent accumulation of excised material in the surgical site.Excessive side loading may result in blade wear and degradation, as well as clogging and/or seizing.At this point in time, no corrective action is required, and no further action is warranted.However, depuy synthes mitek will continue to monitor additional complaint information for potential safety signals through complaint trending as part of post market surveillance.
Event or Problem Description
It was reported by a healthcare professional in china that during a knee surgery on (b)(6) 2022.It was observed that the 4 mm round tornado burr plus device did not function at all after connecting with the generator which the screen did not show any alert code.During in-house engineering evaluation, it was determined that the inner shaft was seized; and that it was not possible to spin to any direction or separate.Another like device was used to complete the surgery.There were no adverse consequences to the patient nor surgical delay reported.No additional information could be provided.

• Brand Name: 4 MM ROUND TORNADO BURR PLUS
• Common Device Name: ARTHROSCOPIC SHAVER SYSTEM BLADE, SINGLE-USE
• Manufacturer (Section D): DEPUY MITEK LLC US; 325 paramount drive; raynham MA 02767
• Manufacturer (Section G): DEPUY MITEK LLC US; 325 paramount drive; raynham MA 02767
• Manufacturer Contact: kate karberg ; 325 paramount drive; raynham, MA 02767 ; 3035526892
• MDR Report Key: 15744949
• Report Number: 1221934-2022-03430
• Device Sequence Number: 17911036
• Product Code: HRX
• UDI-Device Identifier: 10886705025435
• UDI-Public: 10886705025435
• Combination Product (Y/N): N
• Initial Reporter Country: CH
• PMA/510(K) Number: K131191
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Serviced by Third Party (Y/N): Unknown
• Reporter Type: Manufacturer
• Report Source: Foreign,Health Professional,User Facility,Company Representative
• Initial Reporter Occupation: Other Health Care Professional
• Type of Report: Initial

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 Expiration Date: 04/30/2026
• Device Model Number: 283479
• Device Catalogue Number: 283479
• Device Lot Number: M2105017
• Was Device Available for Evaluation?: Device Returned to Manufacturer
• Date Returned to Manufacturer: 10/24/2022
• Is the Reporter a Health Professional?: Yes
• Type of Report(Section G): Thirty-Day
• Initial Date Received by Manufacturer: 11/06/2022
• Initial Report FDA Received Date: 11/07/2022
• Was Device Evaluated by Manufacturer? (Y/N): Yes
• Date Device Manufactured: 05/12/2021
• Is the Device Labeled for Single Use? (Y/N): Yes
• Is This a Single-Use Device that was Reprocessed and Reused on a Patient? (Y/N): No
• Usage of Device: Initial
• Patient Sequence Number: 1
• Patient Age: 65 YR
• Patient Sex: Female