MAUDE Adverse Event Report: ZIMMER ORTHOPAEDIC MFG. LTD. FEMUR CEMENTED POSTERIOR STABILIZED (PS) NARROW; PROSTHESIS, KNEE

Model Number	N/A
Medical Device Problem Code	Unstable (1667)
Health Effect - Clinical Code	Pain (1994)
Date of Event	12/12/2017
Type of Reportable Event	Serious Injury
Additional Manufacturer Narrative
(b)(4).Concomitant medical products:: 42532007502 - tibia cemented 5 degree stemmed right size f - 63207753.42522600714 - articular surface fixed bearing constrained posterior stabilized (cps) right.14 mm height use with tibia sizes e-f / ps femur sizes 6-9 - 62966656.42540000038 - all poly patella cemented 38 mm diameter - 63071571.The customer has indicated that the product will not be returned to zimmer biomet for investigation as it remains implanted.The investigation is in process.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: 0002648920-2021-00189, 0001822565-2021-02009, 0002648920-2021-00190.
Event or Problem Description
It was reported that the patient underwent an initial right total knee arthroplasty approximately 5.5 years ago.Subsequently, the patient demonstrated increased pain and instability at the two and three year follow ups requiring physical therapy.The outcome was tolerated with no further intervention or treatment.Attempts have been made and no further information has been provided.
Event or Problem Description
No further event information available at the time of this report.
Additional Manufacturer Narrative
This follow-up report is being submitted to relay additional information.No product was returned or pictures provided; visual and dimensional evaluations could not be performed.The dhr was reviewed and no discrepancies relevant to the reported event were found.Medical records/radiographs were provided and reviewed by a health care professional.Review of the available records identified the following: right total knee arthroplasty with no definite hardware failure or loosening.Thin cement mantle is noted along the tibial component.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.

• Brand Name: FEMUR CEMENTED POSTERIOR STABILIZED (PS) NARROW
• Common Device Name: PROSTHESIS, KNEE
• Manufacturer (Section D): ZIMMER ORTHOPAEDIC MFG. LTD.; building no 2 east park; shannon industrial estate; shannon, county clare ; EI
• MDR Report Key: 12409173
• Report Number: 3007963827-2021-00188
• Device Sequence Number: 4181966
• Product Code: JWH
• UDI-Device Identifier: 00889024228788
• UDI-Public: (01)00889024228788(17)241130(10)6289037
• Combination Product (Y/N): N
• Initial Reporter State: TN
• Initial Reporter Country: US
• PMA/510(K) Number: K113369
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Device Implanted Year: 2016
• Serviced by Third Party (Y/N): Unknown
• Reporter Type: Manufacturer
• Report Source: company representative,health
• Initial Reporter Occupation: Physician
• Type of Report: Initial,Followup
• Report Date (Section B): 09/16/2021

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
• Operator of Device: Health Professional
• Device Expiration Date: 11/30/2024
• Device Model Number: N/A
• Device Catalogue Number: 42500006402
• Device Lot Number: 62892037
• Was Device Available for Evaluation?: No
• Was the Report Sent to FDA?: No
• Initial Date Received by Manufacturer: 08/31/2021
• Supplement Date Received by Manufacturer: 09/16/2021
• Initial Report FDA Received Date: 09/01/2021
• Supplement Report FDA Received Date: 09/16/2021
• Is This a Single-Use Device that was Reprocessed and Reused on a Patient? (Y/N): No
• If action reported to FDA under 21 USC 360i(g), list FDA-assigned Recall Number or include a statement: N/A
• Patient Sequence Number: 1
• Concomitant Medical Products and Therapy/Usage Dates: SEE H10.
• Outcome Attributed to Adverse Event: Other
• Patient Weight: 109