MAUDE Adverse Event Report: ZIMMER BIOMET, INC. METAL BACKED PATELLA COMPONENT POROUS SIZE 3; PROSTHESIS, KNEE

Model Number	N/A
Medical Device Problem Code	Adverse Event Without Identified Device or Use Problem (2993)
Health Effect - Clinical Codes	Pain (1994); Ambulation or Postural Difficulties (2544)
Type of Reportable Event	Serious Injury
Additional Manufacturer Narrative
(b)(4).Multiple mdr reports were filed for this event, please see associated reports: 0001822565-2022-00953, 3007963827-2022-00083, and 0001822565-2022-00954.Medical devices: femur trabecular metal cruciate retaining (cr) standard porous catalog#: 42502807001 lot#: 64116357.Art.Surface fixed bearing ultracongruent (uc) left 12 mm height catalog#: 42511200612 lot#: 63659262.Natural tibia tm two-peg porous fixed bearing left size h catalog#: 42530008301 lot#: 63927723.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.
Event or Problem Description
It was reported patient underwent left knee arthroplasty.Subsequently, patient is reporting pain, ambulation difficulties, and instability of the knee.No revision procedure has been scheduled.
Additional Manufacturer Narrative
This follow-up report is being submitted to relay additional information.Reported event was unable to be confirmed due to limited information received from the customer.Initial medical records were provided and reviewed by a health care professional.Review of the available records identified no intra complication.No other records were provided.Device history record was reviewed and no discrepancies relevant to the reported event were found.The reported products were reviewed for compatibility and it was determined that the following implants are not compatible: patella and femur.Root cause was unable to be determined as the necessary information to adequately investigate the reported event was not provided.A summary of the investigation has been sent to the complainant.A summary of the investigation was sent to the surgeon conveying proper surgical technique and use of the device.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.
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.

• Brand Name: METAL BACKED PATELLA COMPONENT POROUS SIZE 3
• Common Device Name: PROSTHESIS, KNEE
• Manufacturer (Section D): ZIMMER BIOMET, INC.; 56 e. bell drive; warsaw IN 46582
• Manufacturer (Section G): ZIMMER BIOMET, INC.; 56 e. bell drive; warsaw IN 46582
• Manufacturer Contact: christina arnt ; 56 e. bell dr.; warsaw, IN 46582 ; 5745273773
• MDR Report Key: 14015240
• Report Number: 0001822565-2022-00955
• Device Sequence Number: 4957344
• Product Code: JWH
• UDI-Device Identifier: 00889024573666
• UDI-Public: (01)00889024573666(17)260430(10)63976176
• Combination Product (Y/N): N
• Initial Reporter State: FL
• Initial Reporter Country: US
• PMA/510(K) Number: K173057
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Device Implanted Year: 2019
• Serviced by Third Party (Y/N): Unknown
• Reporter Type: Manufacturer
• Report Source: Consumer,Health Professional
• Initial Reporter Occupation: Physician
• Type of Report: Initial,Followup,Followup
• Report Date (Section B): 07/29/2022

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: Health Professional
• Device Expiration Date: 04/30/2026
• Device Model Number: N/A
• Device Catalogue Number: 00541800003
• Device Lot Number: 63976176
• 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: 03/08/2022
• Supplement Date Received by Manufacturer: 05/17/2022; 07/28/2022
• Initial Report FDA Received Date: 04/05/2022
• Supplement Report FDA Received Date: 06/10/2022; 07/29/2022
• Was Device Evaluated by Manufacturer? (Y/N): Device Not Returned to Manufacturer
• Date Device Manufactured: 04/20/2018
• 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
• 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 Sex: Male
• Patient Weight: 100 KG
• Patient Race: White