MAUDE Adverse Event Report: DEPUY IRELAND - 9616671 SIGMA HP UNI ANTERIOR CHISEL; KNEE INSTRUMENT : CUTTING INSTRUMENTS

Catalog Number	202485000
Medical Device Problem Code	Adverse Event Without Identified Device or Use Problem (2993)
Health Effect - Clinical Code	Bone Fracture(s) (1870)
Date of Event	09/25/2024
Type of Reportable Event	Serious Injury
Additional Manufacturer Narrative
Product complaint # (b)(4).Investigation summary no device associated with this report was received for examination.An evaluation of the manufacturing record could not be performed as the required product/lot number was not provided to complete the evaluation.As part of our company quality system process, all devices are manufactured, inspected, and distributed to approved specifications.Additional complaint information monitoring for potential safety signals will be conducted through complaint trending as part of the post-market surveillance.If additional information is made available, the investigation will be updated as applicable.Device history lot the device lot number is unknown, therefore a device history review could not be performed.If the lot/serial number becomes available, the record will be re-assessed.
Event or Problem Description
It was reported that during a procedure, when the anterior chisel was used a small fracture appeared in the trochlea just above.This affected patella tracking so a total knee replacement was required.Case changed from a uni knee to a total knee replacement.Surgery was prolonged by 15 minutes due to the event.
Additional Manufacturer Narrative
Product complaint # (b)(4).Depuy synthes is submitting this report pursuant to the provisions of 21 cfr, part 803.This report may be based on information which depuy synthes has not been able to investigate or verify prior to the required reporting date.This report does not reflect a conclusion by fda, depuy synthes or its employees that the report constitutes an admission that the device, depuy synthes, or its employees caused or contributed to the potential event described in this report.If the information is unknown, not available or does not apply, the section/field of the form is left blank.H11 additional narrative: d4: udi: as the lot number for the device involved in the event was not provided, the full udi is currently not available.If information is obtained that was not available for the initial medwatch, a follow-up medwatch will be filed as appropriate.

• Brand Name: SIGMA HP UNI ANTERIOR CHISEL
• Common Device Name: KNEE INSTRUMENT : CUTTING INSTRUMENTS
• Manufacturer (Section D): DEPUY IRELAND - 9616671; loughbeg ringaskiddy co.; cork ; EI
• Manufacturer Contact: kate karberg ; 700 orthopaedic dr.; warsaw, IN 46581-0988 ; 3035526892
• MDR Report Key: 20372631
• Report Number: 1818910-2024-20822
• Device Sequence Number: 6868357
• Product Code: FZO
• UDI-Device Identifier: 10603295084020
• UDI-Public: (01)10603295084020
• Combination Product (Y/N): N
• Initial Reporter Country: UK
• PMA/510(K) Number: EXEMPT
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Serviced by Third Party (Y/N): Unknown
• Reporter Type: Manufacturer
• Report Source: Foreign,Health Professional,Company Representative
• Initial Reporter Occupation: Other Health Care Professional
• Type of Report: Initial,Followup

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 Catalogue Number: 202485000
• Was Device Available for Evaluation?: No
• Is the Reporter a Health Professional?: Yes
• Type of Report(Section G): Follow-Up
• Initial Date Received by Manufacturer: 09/25/2024
• Supplement Date Received by Manufacturer: 10/15/2024
• Initial Report FDA Received Date: 10/04/2024
• Supplement Report FDA Received Date: 10/16/2024
• Was Device Evaluated by Manufacturer? (Y/N): No
• Is the Device Labeled for Single Use? (Y/N): No
• Is This a Single-Use Device that was Reprocessed and Reused on a Patient? (Y/N): No
• Usage of Device: Unknown
• Patient Sequence Number: 1
• Outcome Attributed to Adverse Event: Required Intervention
• Patient Sex: Unknown