MAUDE Adverse Event Report: SMITH & NEPHEW, INC. MOTOR DRIVE UNIT HAND CNTRL PWRMX EL; SAW, POWERED, AND ACCESSORIES

Model Number 72200616

Device Problems Overheating of Device (1437); Mechanical Jam (2983)

Patient Problem No Patient Involvement (2645)

Event Type  malfunction  

Event Description

It was reported that, during set up for a knee arthroscopy, the "mdu powermax elite shaver" was not oscillating and got overheated.The procedure was successfully completed without significant delay using a back-up device.No patient injuries or other complications were reported.All available information has been disclosed.If additional information should become available, a supplemental report will be submitted accordingly.

Manufacturer Narrative

H10 h3,h6: the reported device, intended for use in treatment, was not returned to the designated complaint unit for independent evaluation, thus visual inspection and functional testing could not be performed.A review of the device history records showed there were no indications to suggest that the product did not meet manufacturing specification or would not be able to perform as intended.A relationship, if any, between the subject device and the reported event could not be determined.Please refer to the instructions for use for recommendations on proper use of the device and potential troubleshooting methods to prevent future reoccurrence of the reported event.A complaint history review concluded this was a repeat issue.If the product associated with this event is returned at a future date, this evaluation will be reopened for investigation.

Manufacturer Narrative

The reported device, intended for use in treatment, was received for evaluation.A visual inspection was performed on the product and no issue was observed.There was a relationship found between the returned device and the reported incident.Product failed functional testing with blade stall error and overheating.Cause of overheating and errors is a corroded motor/gearbox.The gearbox was found to be jammed.The complaint was confirmed and the root cause has been determined to be corrosion of the motor and gearbox assembly.A blade stall condition will result in increased current draw from the control unit which will heat the motor and hand piece housing.Factors which can contribute to gearbox corrosion include cleaning and sterilization methods and the chemicals involved.A review of the device history records showed there were no indications to suggest that the product did not meet manufacturing specification or would not be able to perform as intended.A complaint history review concluded this was a repeat issue.

• Brand Name: MOTOR DRIVE UNIT HAND CNTRL PWRMX EL
• Type of Device: SAW, POWERED, AND ACCESSORIES
• Manufacturer (Section D): SMITH & NEPHEW, INC.; 76 s. meridian ave.; oklahoma city OK 73107
• MDR Report Key: 10870122
• MDR Text Key: 217325414
• Report Number: 1643264-2020-01879
• Device Sequence Number: 1
• Product Code: HAB
• UDI-Device Identifier: 03596010555472
• UDI-Public: 03596010555472
• Combination Product (y/n): N
• PMA/PMN Number: EXEMPT
• Number of Events Reported: 1
• Summary Report (Y/N): N
• Report Source: Manufacturer
• Source Type: health professional,user faci
• Type of Report: Initial,Followup,Followup
• Report Date: 01/16/2021

1 Device was Involved in the Event

1 Patient was Involved in the Event

• Date FDA Received: 11/19/2020
• Is this an Adverse Event Report?: No
• Is this a Product Problem Report?: Yes
• Device Operator: Health Professional
• Device Model Number: 72200616
• Device Catalogue Number: 72200616
• Was Device Available for Evaluation?: No
• Date Manufacturer Received: 12/22/2020
• Is This a Reprocessed and Reused Single-Use Device?: No
• Patient Sequence Number: 1