MAUDE Adverse Event Report: ZIMMER BIOMET, INC. CR TIBIAL ARTICULAR SURFACE PROVISIONAL RIGHT SIZE 7-12 GH TOP; PROSTHESIS, KNEE

Model Number	N/A
Medical Device Problem Code	Fracture (1260)
Health Effect - Clinical Code	No Clinical Signs, Symptoms or Conditions (4582)
Date of Event	02/02/2021
Type of Reportable Event	Malfunction
Additional Manufacturer Narrative
(b)(4).Product has been received by zimmer biomet and 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: 0001822565-2021-00483, 0001822565-2021-00484.
Event or Problem Description
It was reported that multiple tasps were returned fractured after a total knee procedure.There was no known impact or consequence to the patient.Attempts have been made and additional information on the reported event is unavailable at this time.
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.The returned product exhibits signs of repeated use and has feature fractured into 3 pieces.All pieces were returned.The dhr was reviewed and no discrepancies relevant to the reported event were found.Medical records were not provided.A definitive root cause cannot be determined.Evaluation of the returned device identified the fracture was consistent with the tasp fractures analyzed in a zrm.The zrm identified that the common failure modes for the tasp devices include either bending overload or low cycle fatigue culminating in bending overload as evident by the presence of hackle marks, river lines and striations features on the fracture surface.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: CR TIBIAL ARTICULAR SURFACE PROVISIONAL RIGHT SIZE 7-12 GH TOP
• Common Device Name: PROSTHESIS, KNEE
• Manufacturer (Section D): ZIMMER BIOMET, INC.; 56 e. bell drive; warsaw IN 46582
• MDR Report Key: 11375928
• Report Number: 0001822565-2021-00485
• Device Sequence Number: 3781395
• Product Code: MBH
• UDI-Device Identifier: 00889024245037
• UDI-Public: (01)00889024245037(11)200123(10)64510734
• Combination Product (Y/N): N
• Initial Reporter State: NM
• Initial Reporter Country: US
• PMA/510(K) Number: K172524
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Serviced by Third Party (Y/N): Unknown
• Reporter Type: Manufacturer
• Report Source: company representative,distri
• Initial Reporter Occupation: Physician
• Type of Report: Initial,Followup
• Report Date (Section B): 03/25/2021

1 Device was Involved in the Event

1 Patient was Involved in the Event

• Is this an Adverse Event Report?: No
• Is this a Product Problem Report?: Yes
• Operator of Device: Health Professional
• Device Model Number: N/A
• Device Catalogue Number: 42527000610
• Device Lot Number: 64510734
• Was Device Available for Evaluation?: Device Returned to Manufacturer
• Date Returned to Manufacturer: 02/12/2021
• Was the Report Sent to FDA?: No
• Initial Date Received by Manufacturer: 02/08/2021
• Supplement Date Received by Manufacturer: 03/25/2021
• Initial Report FDA Received Date: 02/24/2021
• Supplement Report FDA Received Date: 03/25/2021
• 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