Catalog Number 201.928 |
Device Problem
Break (1069)
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Patient Problem
No Consequences Or Impact To Patient (2199)
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Event Date 01/09/2019 |
Event Type
malfunction
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Manufacturer Narrative
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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.
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Event Description
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Device report from synthes reports an event in (b)(6) as follows: it was reported that on unknown date, an intermaxillary fixation (imf) screw fractured during margin mandibular insertion on (b)(6) 2019.The screw was removed after the fracture occurred.There was a twenty (20) minute surgical delay.The procedure was successfully completed with another unknown screw.All fragments were removed from the patient.There was no adverse consequence to the patient.Concomitant device reported: unknown screwdriver (part # unknown, lot # unknown, quantity 1).This report is for one (1) 2.0mm imf screw self-drilling 8mm.This is report 1 of 1 for (b)(4).
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Manufacturer Narrative
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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.Visual inspection: the thread is broken off about 3.5mm below the head.The front piece of the thread was returned, the end of the piece is strongly damaged which was most likely caused during the extraction of the fragment.There are clearly visible deformations in clockwise direction at the cruciform recess visible.Material review: the lot number was not provided, therefore the material certificate cannot be reviewed.Typically are these device made out of 1.4441 stainless steel for surgical implants.The fracture face is homogenous, which indicates material conformity, and has the typical view of a forced rupture.Summary: the complaint is confirmed as the received imf screw is broken as complained.The view of the fracture face and the deformations at the cruciform recess indicate that the screw was exposed to too much torque during the insertion.This did lead to a mechanical overload and finally the breakage of the device.Based on the investigation findings, it has been determined that no corrective and/or preventative action is proposed as no product related issue could be detected.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.
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Manufacturer Narrative
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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.These dates were inadvertently reported as 1/10/2019 in the initial report.The correct date is (b)(6) 2019.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.
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Search Alerts/Recalls
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