MAUDE Adverse Event Report: ZIMMER ORTHOPAEDIC MFG. LTD. PERSONA POSTERIOR STABILIZED ARTICULAR SURFACE 12MM LEFT; PROSTHESIS, KNEE

Model Number	N/A
Medical Device Problem Code	Adverse Event Without Identified Device or Use Problem (2993)
Health Effect - Clinical Code	Joint Laxity (4526)
Type of Reportable Event	Serious Injury
Event or Problem Description
It was reported that the patient is experiencing left knee buckling approximately two (2) years following knee arthroplasty.Attempts have been made; however, no additional information is available.
Additional Manufacturer Narrative
(b)(4).D10: concomitant devices - unknown persona femoral component catalog#: ni, lot#: ni, persona stemmed tibial component size f left catalog#: 42532007501, lot#: 66099226, persona tapered stem 14mm x +30mm catalog#: 42557000114, lot#: 66247437.The complainant has indicated that the product will not be returned to zimmer biomet for investigation as the device remains implanted.The investigation is in process.Once the investigation has been completed, a follow-up mdr will be submitted.
Additional Manufacturer Narrative
This follow-up report is being submitted to relay additional information.The following sections were updated: b4, g3, g6, h2, h3, h6, h10, h11.The product was evaluated through manufacturing review, however, the reported event could not be confirmed.The device history records were reviewed and no discrepancies were identified.A definitive root cause could not be determined with the information provided.If any further information is found which would change or alter any conclusions or information, a supplemental will be filed accordingly.Zimmer biomet will continue to monitor for trends.
Event or Problem Description
No further event information available at the time of this report.

• Brand Name: PERSONA POSTERIOR STABILIZED ARTICULAR SURFACE 12MM LEFT
• Common Device Name: PROSTHESIS, KNEE
• Manufacturer (Section D): ZIMMER ORTHOPAEDIC MFG. LTD.; building no 2 east park; shannon industrial estate; shannon, county clare
• Manufacturer (Section G): ZIMMER ORTHOPAEDIC MFG. LTD.; building no 2 east park; shannon industrial estate; shannon, county clare
• Manufacturer Contact: jennifer rapsavage ; 56 e. bell dr.; warsaw, IN 46582 ; 5745260384
• MDR Report Key: 22725016
• Report Number: 3007963827-2025-00306
• Device Sequence Number: 12848243
• Product Code: MBH
• UDI-Device Identifier: 00889024238077
• UDI-Public: (01)00889024238077(17)270629(10)65410888
• Combination Product (Y/N): N
• Initial Reporter State: NM
• Initial Reporter Country: US
• PMA/510(K) Number: K123459
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Device Implanted Year: 2023
• Serviced by Third Party (Y/N): Unknown
• Reporter Type: Manufacturer
• Report Source: Health Professional,Distributor
• Initial Reporter Occupation: Physician
• Type of Report: Initial,Followup
• Report Date (Section B): 12/10/2025

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?: No
• Operator of Device: Lay User/Patient
• Device Model Number: N/A
• Device Catalogue Number: 42512600712
• Device Lot Number: 65410888
• Was Device Available for Evaluation?: No
• Is the Reporter a Health Professional?: Yes
• Was the Report Sent to FDA?: No
• Type of Report(Section G): Thirty-Day
• Initial Date Received by Manufacturer: 07/17/2025
• Supplement Date Received by Manufacturer: 12/10/2025
• Initial Report FDA Received Date: 08/06/2025
• Supplement Report FDA Received Date: 12/10/2025
• Was Device Evaluated by Manufacturer? (Y/N): Yes
• Date Device Manufactured: 07/27/2022
• Is the Device Labeled for Single Use? (Y/N): Yes
• Is This a Single-Use Device that was Reprocessed and Reused on a Patient? (Y/N): No
• Usage of Device: Initial
• Patient Sequence Number: 1
• Concomitant Medical Products and Therapy/Usage Dates: SEE H11 NARRATIVE.
• Outcome Attributed to Adverse Event: Other
• Patient Sex: Female