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

Model Number 72200616

Device Problem Mechanical Jam (2983)

Patient Problems No Consequences Or Impact To Patient (2199); No Clinical Signs, Symptoms or Conditions (4582)

Event Date 10/12/2020

Event Type  malfunction  

Event Description

It was reported that, during an acl repair surgery, the "mdu powermax elite shaver" stalled.The procedure was successfully completed without 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

Internal complaint reference: (b)(4).The reported device, used 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

H10: h2: additional information: h6: health effect - clinical and impact code.H3, h6: the reported device was received for evaluation.It was determined the device contributed to the reported event.A visual inspection was performed on the exterior of product and no physical damage was observed.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 review of device records showed there were no indications to suggest that the product did not meet manufacturing specification upon release for distribution.A complaint history review concluded this was a repeat event.A risk management review found that the reported failure was documented appropriately, and there were no indications to suggest the anticipated risk is not adequate.The complaint was confirmed, and the root cause was associated with corrosion in the gearbox.Factors which can contribute to overheating include a blade stall condition that will result in increased current draw from the control unit which will heat the motor and hand piece housing.This can be the result of gearbox corrosion caused by cleaning and sterilization methods and the chemicals involved.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.Several corrective actions were taken to reduce the occurrence of this failure.No further actions are required at this time.

• 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
• Manufacturer (Section G): SMITH & NEPHEW, INC.; 76 s. meridian ave.; oklahoma city OK 73107
• Manufacturer Contact: holly topping ; 7000 west william cannon drive; austin, TX 78735 ; 5123913905
• MDR Report Key: 10825446
• MDR Text Key: 215938691
• Report Number: 1643264-2020-01786
• Device Sequence Number: 1
• Product Code: HAB
• UDI-Device Identifier: 03596010555472
• UDI-Public: 03596010555472
• Combination Product (y/n): N
• Reporter Country Code: US
• PMA/PMN Number: EXEMPT
• Number of Events Reported: 1
• Summary Report (Y/N): N
• Report Source: Manufacturer
• Source Type: Health Professional,User Facility
• Reporter Occupation: Other Health Care Professional
• Type of Report: Initial,Followup,Followup
• Report Date: 01/30/2023

1 Device was Involved in the Event

1 Patient was Involved in the Event

• Date FDA Received: 11/11/2020
• 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?: Device Returned to Manufacturer
• Is the Reporter a Health Professional?: Yes
• Date Manufacturer Received: 01/27/2023
• Was Device Evaluated by Manufacturer?: Device Not Returned to Manufacturer
• Is the Device Single Use?: No
• Is This a Reprocessed and Reused Single-Use Device?: No
• Type of Device Usage: Unknown
• Patient Sequence Number: 1