MAUDE Adverse Event Report: WRIGHTS LANE SYNTHES USA PRODUCTS LLC DHS/DCS COUPLING SCREW; EXTRACTOR

Model Number	338.31
Medical Device Problem Code	Break (1069)
Health Effect - Clinical Code	No Clinical Signs, Symptoms or Conditions (4582)
Date of Event	02/10/2022
Type of Reportable Event	Malfunction
Event or Problem Description
Device report from synthes reports an event in (b)(6) as follows: it was reported that on (b)(6) 2022, during a dhs revision for total hip arthroplasty, two dhs/dcs coupling screws broke at the threads.No fragments remained in the patient.There was no surgical delay.There was no patient consequence.This report involves one (1) dhs®/dcs® coupling screw.This is report 2 of 2 for (b)(4).
Additional Manufacturer Narrative
Additional narrative: complainant part is expected to be returned for manufacturer review/investigation, but has yet to be received.Without a lot number the device history records review could not be completed.Product was not returned.Based on the information available, it has been determined that no corrective and/or preventative action is proposed.This complaint will be accounted for and monitored via post market surveillance activities.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.H10: additional narrative: d4, d9, h4, h3, h6: the device was received, the investigation could not be completed, and no conclusion could be drawn, as product is entering the complaint system.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.H10 additional narrative: h3, h6 investigation summary the product was returned to depuy synthes for evaluation.The depuy synthes team conducted a visual inspection of the returned device.Visual analysis of the returned sample revealed that the tip of the dhs/dcs coupling screw has broken off.A dimensional inspection was performed for the dhs/dcs coupling screw and met specifications.The observed condition of the device was consistent with a random component failure that may have been caused by exposure to unintended forces as mentioned in the event description.As part of depuy synthes quality process, all devices are manufactured, inspected, and released to approved specifications.The overall complaint was confirmed as the observed condition of the dhs/dcs coupling screw would contribute to the complained device issue.There is no indication that a design or manufacturing issue has caused the complaint condition and hence the root cause cannot be determined.Based on the investigation findings, it has been determined that no corrective and/or preventative action is proposed.Additional monitoring for any potential safety signals will be conducted through complaint trending and other post-market safety surveillance activities.Drawing/specifications reviewed: no issues dimensional inspection: 6" asx id# cd78622.H4 device history part # 338.31.Synthes lot # h731988.Supplier lot # h731988.Release to warehouse date:25 aug 2019.Supplier: (b)(4).No ncrs were generated during production.Review of the device history record(s) showed that there were no issues during the manufacture of this product, and any sub-components, which would contribute to this complaint condition.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.

• Brand Name: DHS/DCS COUPLING SCREW
• Common Device Name: EXTRACTOR
• Manufacturer (Section D): WRIGHTS LANE SYNTHES USA PRODUCTS LLC; 1302 wrights lane east; west chester PA 19380
• Manufacturer (Section G): WERK HÄGENDORF (CH); im bifang 6; haegendorf 4614 ; SZ 4614
• Manufacturer Contact: kara ditty-bovard ; 1302 wright lane east; west chester, PA 19380 ; 6107195000
• MDR Report Key: 13742612
• Report Number: 2939274-2022-00855
• Device Sequence Number: 20023909
• Product Code: HWB
• UDI-Device Identifier: 10886982193322
• UDI-Public: (01)10886982193322
• Combination Product (Y/N): N
• Initial Reporter Country: CA
• 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
• Report Date (Section B): 03/11/2022

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: 338.31
• Device Catalogue Number: 338.31
• Device Lot Number: H731988
• 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: 02/11/2022
• Supplement Date Received by Manufacturer: 03/16/2022; 03/30/2022
• Initial Report FDA Received Date: 03/12/2022
• Supplement Report FDA Received Date: 03/18/2022; 04/27/2022
• Was Device Evaluated by Manufacturer? (Y/N): Yes
• Date Device Manufactured: 08/25/2019
• 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
• Concomitant Medical Products and Therapy/Usage Dates: DHS/DCS COUPLING SCREW
• Patient Sex: Unknown