MAUDE Adverse Event Report: ZIMMER MANUFACTURING B.V. ALL-POLY PATELLA CEMENTED 32 MM DIAMETER; PROSTHESIS, KNEE

Model Number N/A

Device Problems Fracture (1260); Unstable (1667)

Patient Problems Failure of Implant (1924); Pain (1994)

Event Date 07/18/2023

Event Type  Injury  

Manufacturer Narrative

(b)(4).D6a: 2019.Report source foreign - australia.The customer has indicated that the product is in process of being returned to zimmer biomet for investigation.Once the investigation has been completed, a follow-up mdr will be submitted.Multiple mdr reports were filed for this event, please see associated reports: 0001822565-2023-02102.

Event Description

It was reported that the patient underwent a revision approximately 4 years post implantation due to instability and pain.After opening the joint, the patella implant appeared to be fractured.This was resurfaced with a larger patella.The poly was exchanged for a thicker option to stabilize the knee joint.It was reported that wear was noted on the poly post and medial/lateral wells.Attempts have been made and no further information has been provided.

Manufacturer Narrative

This follow-up report is being submitted to relay additional information.Visual examination of the provided pictures identified the patella implant as fractured.The articular surface was identified as worn with nicks and gouges on the post and distal surface.The device history record was reviewed and no discrepancies relevant to the reported event were found.A definitive root cause cannot be determined.If any further information is found which would change or alter any conclusions or information, a supplemental report will be filed accordingly.Zimmer biomet will continue to monitor for trends.

Event Description

No further event information available at the time of this report.

• Brand Name: ALL-POLY PATELLA CEMENTED 32 MM DIAMETER
• Type of Device: PROSTHESIS, KNEE
• Manufacturer (Section D): ZIMMER MANUFACTURING B.V.; turpeaux industrial park; route #1 km 123.4 bldg #1; mercedita PR 00715
• Manufacturer (Section G): ZIMMER MANUFACTURING B.V.; turpeaux industrial park; route #1 km 123.4 bldg #1; mercedita PR 00715
• Manufacturer Contact: jennifer rapsavage ; 56 e. bell dr.; warsaw, IN 46582 ; 5745260384
• MDR Report Key: 17480193
• MDR Text Key: 320591192
• Report Number: 0002648920-2023-00181
• Device Sequence Number: 1
• Product Code: MBH
• UDI-Device Identifier: 00889024247697
• UDI-Public: (01)00889024247697(17)231031(10)64197144
• Combination Product (y/n): N
• Reporter Country Code: AS
• PMA/PMN Number: K172524
• Number of Events Reported: 1
• Summary Report (Y/N): N
• Report Source: Manufacturer
• Source Type: Foreign,Health Professional,Company Representative
• Reporter Occupation: Physician
• Type of Report: Initial,Followup
• Report Date: 11/14/2023

1 Device was Involved in the Event

1 Patient was Involved in the Event

• Is this an Adverse Event Report?: Yes
• Is this a Product Problem Report?: Yes
• Device Operator: Health Professional
• Device Expiration Date: 10/31/2023
• Device Model Number: N/A
• Device Catalogue Number: 42540200032
• Device Lot Number: 64197144
• Was Device Available for Evaluation?: No
• Is the Reporter a Health Professional?: Yes
• Was the Report Sent to FDA?: No
• Initial Date Manufacturer Received: 07/18/2023
• Initial Date FDA Received: 08/08/2023
• Supplement Dates Manufacturer Received: 11/10/2023
• Supplement Dates FDA Received: 11/14/2023
• Was Device Evaluated by Manufacturer?: Device Not Returned to Manufacturer
• Date Device Manufactured: 11/30/2018
• Is the Device Single Use?: Yes
• Is This a Reprocessed and Reused Single-Use Device?: No
• Type of Device Usage: Initial
• Removal/Correction Number: N/A
• Patient Sequence Number: 1
• Patient Outcome(s): Hospitalization; Required Intervention
• Patient Sex: Prefer Not To Disclose