MAUDE Adverse Event Report: SMITH & NEPHEW, INC. LGN PS HIGH FLEX XLPE SZ 3-4 9MM; PROSTHESIS, KNEE, PATELLOFEMOROTIBIAL, SEMI-CONSTRAINED, CEMENTED, POLYMER/METAL

Model Number 71453211

Device Problem Fitting Problem (2183)

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

Event Date 05/10/2022

Event Type  malfunction  

Event Description

It was reported that, during surgery, a lgn ps high flex xlpe sz 3-4 9mm would not lock onto base plate.The procedure was completed using a s+n back-up device.Surgery was greater than 30-mins delayed.Patient was not harmed.No further information is available.

Manufacturer Narrative

(b)(4).

Manufacturer Narrative

H3, h6: the device was not returned for evaluation and the reported event could not be confirmed.A review of the manufacturing records did not reveal a manufacturing abnormality that could have caused or contributed to the reported incident.A review of complaint history revealed similar events for the listed device over the previous 12 months, but no similar events for the batch based on the historical data, this failure mode will be monitored for future complaints for any necessary corrective actions.A review of the risk management file revealed this failure mode was previously identified.The anticipated risk level is still adequate.A historical review concluded that there are no prior actions related to this product and event.At this time, we have no reason to suspect that the product failed to meet any product specifications at the time of manufacture.Some potential probable causes for this event could include a fit/ sizing issue or poor insertion technique.The contribution of the device to the reported event could not be corroborated.Based on this investigation, the need for corrective action is not indicated.Without the return of the actual product involved, our investigation could not proceed.Should the device or additional information be received, the complaint will be reopened.No further investigation is warranted for this complaint; however, we will continue to monitor for future complaints and investigate as necessary.We consider this investigation closed.

• Brand Name: LGN PS HIGH FLEX XLPE SZ 3-4 9MM
• Type of Device: PROSTHESIS, KNEE, PATELLOFEMOROTIBIAL, SEMI-CONSTRAINED, CEMENTED, POLYMER/METAL
• Manufacturer (Section D): SMITH & NEPHEW, INC.; 1450 brooks rd.; memphis TN 38116
• Manufacturer (Section G): SMITH & NEPHEW, INC.; 1450 brooks rd.; memphis TN 38116
• Manufacturer Contact: holly topping ; 7000 west william cannon drive; austin, TX 78735 ; 5123913905
• MDR Report Key: 14545509
• MDR Text Key: 292973604
• Report Number: 1020279-2022-02673
• Device Sequence Number: 1
• Product Code: JWH
• UDI-Device Identifier: 00885556035252
• UDI-Public: 00885556035252
• Combination Product (y/n): N
• Reporter Country Code: US
• PMA/PMN Number: K071071
• Number of Events Reported: 1
• Summary Report (Y/N): N
• Report Source: Manufacturer
• Source Type: Consumer,User Facility,Company Representative
• Reporter Occupation: Other
• Type of Report: Initial,Followup
• Report Date: 06/29/2022

1 Device was Involved in the Event

1 Patient was Involved in the Event

• Date FDA Received: 05/31/2022
• Is this an Adverse Event Report?: No
• Is this a Product Problem Report?: Yes
• Device Operator: Health Professional
• Device Model Number: 71453211
• Device Catalogue Number: 71453211
• Device Lot Number: 21LT57191
• Was Device Available for Evaluation?: No
• Is the Reporter a Health Professional?: No
• Date Manufacturer Received: 06/28/2022
• Date Device Manufactured: 11/23/2021
• Is the Device Single Use?: No
• Is This a Reprocessed and Reused Single-Use Device?: No
• Type of Device Usage: Reuse
• Patient Sequence Number: 1