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

Model Number 72200617

Device Problems Unintended Power Up (1162); Overheating of Device (1437)

Patient Problem No Clinical Signs, Symptoms or Conditions (4582)

Event Date 11/12/2020

Event Type  malfunction  

Manufacturer Narrative

Internal complaint reference case-2020-00028584-1.

Event Description

It was reported that, during set up for a knee procedure, the motor drive unit was running without the foot pedal being activated.Additionally, it also got warm.The malfunction was solved with no delays or patient harm using a back up device.All available information has been disclosed.If additional information should become available, a supplemental report will be submitted accordingly.

Manufacturer Narrative

The reported device, intended for use in treatment, was received for evaluation.There was no relationship found between the returned device and the reported incident, 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 did not fail for intermittent start/stop but did fail 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 of overheating 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 NON-HAND CNTL PWRMX
• Type of Device: SAW, POWERED, AND ACCESSORIES
• Manufacturer (Section D): SMITH & NEPHEW, INC.; 76 s. meridian ave.; oklahoma city OK 73107
• MDR Report Key: 10946065
• MDR Text Key: 219515203
• Report Number: 1643264-2020-02012
• Device Sequence Number: 1
• Product Code: HAB
• UDI-Device Identifier: 03596010551559
• UDI-Public: 03596010551559
• Combination Product (y/n): N
• PMA/PMN Number: EXEMPT
• Number of Events Reported: 1
• Summary Report (Y/N): N
• Report Source: Manufacturer
• Source Type: company representative,user f
• Type of Report: Initial,Followup
• Report Date: 01/06/2021

1 Device was Involved in the Event

1 Patient was Involved in the Event

• Date FDA Received: 12/04/2020
• Is this an Adverse Event Report?: No
• Is this a Product Problem Report?: Yes
• Device Operator: Health Professional
• Device Model Number: 72200617
• Device Catalogue Number: 72200617
• Was Device Available for Evaluation?: Device Returned to Manufacturer
• Date Returned to Manufacturer: 12/08/2020
• Date Manufacturer Received: 01/06/2021
• Is This a Reprocessed and Reused Single-Use Device?: No
• Patient Sequence Number: 1