MAUDE Adverse Event Report: ZIMMER BIOMET, INC. OSS 7CM SEG ELLIPT FEMORAL RT; PROSTHESIS, KNEE

Model Number	N/A
Medical Device Problem Code	Loosening of Implant Not Related to Bone-Ingrowth (4002)
Health Effect - Clinical Code	Failure of Implant (1924)
Date of Event	05/03/2023
Type of Reportable Event	Serious Injury
Event or Problem Description
It was reported patient underwent a right knee revision approximately fourteen months post-implantation due to loosening.
Additional Manufacturer Narrative
(b)(4).Multiple mdr reports were filed for this event, please see associated reports: 0001825034-2023-01155, 0001825034-2023-01156, and 0001825034-2023-01157.D10 medical devices: oss cemented im stem 11x150 catalog#: 150365 lot#: 851740.Oss non-mod tib plate long 67 catalog#: 150420 lot#: 662850.Oss tibial poly bearing 12mm catalog#: 150410 lot#: 981590.Oss poly tibial bushing catalog#: 150476 lot#: 735100.Oss poly femoral bushings catalog#: 150477 lot#: 412030.Oss poly lock pin catalog#: 150478 lot#: 887350.Oss axle catalog#: 150480 lot#: 576510.Oss reinforced yoke catalog#: 150493 lot#: 737520.Foreign source: australia.Customer has indicated that the product will not be returned to zimmer biomet for investigation, as it was discarded.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.H6: suggested code: mechanical g4-femur.Reported event was confirmed by review of medical records provided.Device was not returned.Device history record (dhr) was reviewed and no discrepancies relevant to the reported event were found.A definitive root cause cannot be determined.X-ray review indicates there is loosening and angulation of the femoral implant of the right knee arthroplasty with implant subsidence.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: OSS 7CM SEG ELLIPT FEMORAL RT
• Common Device Name: PROSTHESIS, KNEE
• Manufacturer (Section D): ZIMMER BIOMET, INC.; 56 e. bell drive; p.o. box 587; warsaw IN 46581
• Manufacturer (Section G): ZIMMER BIOMET, INC.; 56 e. bell drive; p.o. box 587; warsaw IN 46581
• Manufacturer Contact: jennifer rapsavage ; 56 e. bell dr.; warsaw, IN 46582 ; 5745260384
• MDR Report Key: 16977408
• Report Number: 0001825034-2023-01155
• Device Sequence Number: 2290582
• Product Code: KRO
• UDI-Device Identifier: 00880304238848
• UDI-Public: (01)00880304238848(17)310611(10)122370
• Combination Product (Y/N): N
• Initial Reporter Country: AS
• PMA/510(K) Number: K052685
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Device Implanted Year: 2022
• Device Explanted Year: 2023
• Serviced by Third Party (Y/N): Unknown
• Reporter Type: Manufacturer
• Report Source: Foreign,Health Professional,Company Representative
• Initial Reporter Occupation: Physician
• Type of Report: Initial,Followup
• Report Date (Section B): 06/15/2023

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
• Operator of Device: Health Professional
• Device Model Number: N/A
• Device Catalogue Number: 150356
• Device Lot Number: 122370
• 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: 05/03/2023
• Supplement Date Received by Manufacturer: 06/12/2023
• Initial Report FDA Received Date: 05/22/2023
• Supplement Report FDA Received Date: 06/15/2023
• Was Device Evaluated by Manufacturer? (Y/N): Device Not Returned to Manufacturer
• Date Device Manufactured: 06/11/2021
• 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: Hospitalization; Required Intervention
• Patient Sex: Female
• Patient Weight: 88 KG