MAUDE Adverse Event Report: BIOMET UK LTD. OXF ANAT BRG LT SM SIZE 3 PMA; KNEE PROSTHESIS

Model Number	N/A
Medical Device Problem Codes	Loosening of Implant Not Related to Bone-Ingrowth (4002); Migration (4003)
Health Effect - Clinical Code	Failure of Implant (1924)
Date of Event	06/19/2024
Type of Reportable Event	Serious Injury
Event or Problem Description
It was reported that the patient underwent revision surgery due to aseptic loosening.During the revision posteromedial collapse was noted.All implants were removed without complications approximately 7 years and 5 months post-implantation.Attempts have been made and all additional information received has been included in this report.
Additional Manufacturer Narrative
(b)(4).D10: item# 154722; lot# 610920; oxf uni tib tray sz c lm pma.Item#161468; lot# 857610; oxf twin-peg cmntd fem sm pma.Unknown cement; lot# unknown.The device will not be returned for analysis; however, an investigation of the reported event is in progress.Once the investigation is completed, a supplemental medwatch 3500a will be submitted.
Event or Problem Description
No further event information available at the time of this report.
Additional Manufacturer Narrative
(b)(4).This follow-up report is being submitted to relay additional and/or corrected information.The following sections were updated: b4, b5, g3, g6, h2, h3, h6, h10, h11.No product was returned, or pictures provided; visual and dimensional evaluations could not be performed.A review of the device manufacturing records confirmed no abnormalities or deviations that could be related to the reported event.Review of the complaint histories identified additional similar complaints for the reported items and no additional similar complaints for the reported part and lot combinations.Medical records were provided and reviewed by a health care professional.The review identified: diagnosis: right partial knee arthroplasty, aseptic loosening.Right conversion of partial knee to total knee.Extensive synovectomy, all implants removed.Posteromedial collapse.A definitive root cause could not 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: OXF ANAT BRG LT SM SIZE 3 PMA
• Common Device Name: KNEE PROSTHESIS
• Manufacturer (Section D): BIOMET UK LTD.; waterton industrial estates; bridgend CF31 3XA; UK CF31 3XA
• Manufacturer (Section G): BIOMET UK LTD.; waterton industrial estates; bridgend CF31 3XA; UK CF31 3XA
• Manufacturer Contact: christina arnt ; 56 e. bell dr.; warsaw, IN 46582 ; 5745273773
• MDR Report Key: 19750413
• Report Number: 3002806535-2024-00264
• Device Sequence Number: 9015765
• Product Code: NRA
• UDI-Device Identifier: 05019279785865
• UDI-Public: (01)05019279785865(17)220111(10)373920
• Combination Product (Y/N): N
• Initial Reporter State: IN
• Initial Reporter Country: US
• PMA/510(K) Number: P010014
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Device Implanted Year: 2017
• Device Explanted Year: 2024
• Serviced by Third Party (Y/N): Unknown
• Reporter Type: Manufacturer
• Report Source: Health Professional,Company Representative
• Initial Reporter Occupation: Physician
• Type of Report: Initial,Followup
• Report Date (Section B): 09/04/2024

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: Lay User/Patient
• Device Expiration Date: 01/11/2022
• Device Model Number: N/A
• Device Catalogue Number: 159540
• Device Lot Number: 373920
• 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: 06/19/2024
• Supplement Date Received by Manufacturer: 09/03/2024
• Initial Report FDA Received Date: 07/16/2024
• Supplement Report FDA Received Date: 09/04/2024
• Was Device Evaluated by Manufacturer? (Y/N): Yes
• Date Device Manufactured: 01/11/2017
• 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 H10 NARRATIVE.
• Outcome Attributed to Adverse Event: Required Intervention; Hospitalization
• Patient Sex: Female
• Patient Weight: 74 KG