MAUDE Adverse Event Report: DEPUY ORTHOPAEDICS INC US SIGMA HP UNI TIB CUT BLK LM/RL; KNEE INSTRUMENT : RESECTION BLOCKS/DEVICES

Catalog Number	202440100
Medical Device Problem Code	Naturally Worn (2988)
Health Effect - Clinical Code	No Clinical Signs, Symptoms or Conditions (4582)
Date of Event	03/27/2024
Type of Reportable Event	Malfunction
Event or Problem Description
It was reported that the tibial cutting blocks lm and rm were very worn down; just wear and tear on instruments.They are very close to completely snapping where the breadknife saw is used vertically on the tibial cutting block.Was surgery delayed due to the reported event? no.
Additional Manufacturer Narrative
Product complaint (b)(4).This report is being submitted pursuant to the provisions of 21 cfr, part 803 (and/or part 4, as applicable).This report may be based on information which has not been investigated or verified prior to the required reporting date.This report does not reflect a conclusion by depuy synthes, or its employees that the report constitutes an admission that the product, depuy synthes, or its employees caused or contributed to the potential event described in this report.If information is obtained that was not available for the initial report, a follow-up report will be filed as appropriate.
Additional Manufacturer Narrative
Product complaint # (b)(4).This report is being submitted pursuant to the provisions of 21 cfr, part 803.This report may be based on information which has not been investigated or verified prior to the required reporting date.This report does not reflect a conclusion by depuy synthes joint reconstruction, or its employees that the report constitutes an admission that the product, depuy synthes joint reconstruction, or its employees caused or contributed to the potential event described in this report.If information is obtained that was not available for the initial report, a follow-up report will be filed as appropriate.
Event or Problem Description
Additional information was received and it was stated that there was no surgical delay.
Additional Manufacturer Narrative
Product complaint # (b)(4).Investigation summary: noticed that tibial cutting blocks lm and rm were very worn down.Just wear and tear on instruments.They are very close to completely snapping where the breadknife saw is used vertically on the tibial cutting block.The product was not returned to depuy synthes, however photos were provided for review.See attachment tib jig.Png, tib jig 2.Png.The photo investigation revealed sigma hp uni tib cut blk lm/rl is not only worn out, but also has deep scratches above the cutting section where the saw blade enters.The damage observed in the provided evidence is consistent with a saw blade making contact with the device outside of its intended range/cutting section.Properly handling and attention to the approved use of the device diminishes the risk of failure.As the device was not returned, an as-received condition could not be assessed, and a dimensional inspection and document/specification review were not completed.The overall complaint was confirmed as the observed condition of the sigma hp uni tib cut blk lm/rl would contribute to the complained device issue.Based on the investigation findings, the potential cause is traced to unintended use error, and it has been determined that no corrective and/or preventative action is proposed.There is no indication that a design or manufacturing issue has caused the reported complaint condition.As part of depuy synthes quality process, all devices are manufactured, inspected, and released to approved specifications.Additional monitoring for any potential safety signals will be conducted through complaint trending and other post-market safety surveillance activities.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.

• Brand Name: SIGMA HP UNI TIB CUT BLK LM/RL
• Common Device Name: KNEE INSTRUMENT : RESECTION BLOCKS/DEVICES
• Manufacturer (Section D): DEPUY ORTHOPAEDICS INC US; 700 orthopaedic drive; warsaw IN 46581 0988
• Manufacturer (Section G): DEPUY ORTHOPAEDICS, INC. 1818910; 700 orthopaedic dr.; warsaw IN 46581 0988
• Manufacturer Contact: kate karberg ; 700 orthopaedic dr.; warsaw, IN 46581-0988 ; 3035526892
• MDR Report Key: 19030824
• Report Number: 1818910-2024-07329
• Device Sequence Number: 8187378
• Product Code: HTZ
• UDI-Device Identifier: 10603295082972
• UDI-Public: 10603295082972
• 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,Followup
• Report Date (Section B): 04/03/2024

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 Catalogue Number: 202440100
• Was Device Available for Evaluation?: No
• Is the Reporter a Health Professional?: Yes
• Type of Report(Section G): Thirty-Day
• Initial Date Received by Manufacturer: 03/27/2024
• Supplement Date Received by Manufacturer: 04/09/2024; 06/17/2024
• Initial Report FDA Received Date: 04/03/2024
• Supplement Report FDA Received Date: 04/09/2024; 06/17/2024
• Was Device Evaluated by Manufacturer? (Y/N): Device Not Returned to Manufacturer
• 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
• Patient Sex: Unknown