MAUDE Adverse Event Report: SYNTHES GMBH 4.3MM THREADED LCP(TM) DRILL GUIDE; GUIDE, SURGICAL, INSTRUMENT

Catalog Number	323.042
Medical Device Problem Codes	Use of Device Problem (1670); Device-Device Incompatibility (2919)
Health Effect - Clinical Code	No Clinical Signs, Symptoms or Conditions (4582)
Date of Event	12/03/2025
Type of Reportable Event	Malfunction
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 medwatch, a follow-up medwatch will be filed as appropriate.
Event or Problem Description
It was reported that on (b)(6) 2025, the patient underwent high tibial osteotomy surgery for osteoarthritis of the knee.During surgery, the surgeon attempted to attach the product in question to the screw hole in the shaft but was not able to do so.The surgeon used another drill guide instead, and it could smoothly be attached.The surgery was completed successfully with no surgical delay.After surgery, the product in question was inspected and it was found that a part of the threaded portion was missing.No further information is available.
Additional Manufacturer Narrative
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: added: d9, h4.Corrected: d4 (lot, primary udi number).The device was received, the investigation is in progress, no conclusion could be drawn at the time of filing this report.Device was used for treatment, not diagnosis.If information is obtained that was not available for the initial medwatch, a follow-up medwatch will be filed as appropriate.
Additional Manufacturer Narrative
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: corrected : g1.H3, h6: the product was returned to depuy synthes for evaluation.The depuy synthes team conducted a visual inspection of the returned device.The product was returned to depuy synthes for evaluation.Visual inspection of the returned device found that the tip of the lcp drill sleeve 5 f/drill bits ø4.3 was broken, the fracture surface was examined, and no issues related to material was observed.The fragment was not received for investigation.No other issues were identified.The observed condition of the device is consistent with a component failure that was caused by exposure to unintended forces like overtightening the device while assemblance; or by using the device in a misaligned position.A functional test was unable to performed due to mating device was not received to asses the interaction and post-manufacturing damage, however due to observed condition during the visual inspection the assembly issues were able to be confirmed.The overall complaint was confirmed as the observed condition of the lcp drill sleeve 5 f/drill bits ø4.3 would have contributed to the complained issue.Based on the investigation findings, it has been determined that no corrective and/or preventative action is required.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.Part: 323.042.Lot: 9131877.Manufacturing site: hägendorf.Release to warehouse date: 23.September 2014.A manufacturing record evaluation was performed for the finished device lot number, and no non-conformances were identified.If information is obtained that was not available for the initial medwatch, a follow-up medwatch will be filed as appropriate.

• Brand Name: 4.3MM THREADED LCP(TM) DRILL GUIDE
• Common Device Name: GUIDE, SURGICAL, INSTRUMENT
• Manufacturer (Section D): SYNTHES GMBH; eimattstrasse 3; oberdorf 4436 ; SZ 4436
• Manufacturer (Section G): WERK HAEGENDORF; im bifang 6; haegendorf CO ; SZ
• Manufacturer Contact: elba bello ; 1302 wrights lane east; west chester, PA 19380 ; 9083863534
• MDR Report Key: 23843514
• Report Number: 8030965-2025-12761
• Device Sequence Number: 9817329
• Product Code: FZX
• UDI-Device Identifier: 07611819246607
• UDI-Public: (01)07611819246607(10)9131877
• Combination Product (Y/N): N
• Initial Reporter Country: JA
• 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: Physician
• Type of Report: Initial,Followup,Followup

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: 323.042
• Device Lot Number: 9131877
• Was Device Available for Evaluation?: Device Returned to Manufacturer
• Is the Reporter a Health Professional?: Yes
• Type of Report(Section G): Follow-Up
• Initial Date Received by Manufacturer: 12/02/2025
• Supplement Date Received by Manufacturer: 01/06/2026; 01/09/2026
• Initial Report FDA Received Date: 12/18/2025
• Supplement Report FDA Received Date: 01/07/2026; 01/12/2026
• Was Device Evaluated by Manufacturer? (Y/N): Yes
• Date Device Manufactured: 09/22/2014
• 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