Catalog Number 6260-9-236 |
Device Problems
Loose or Intermittent Connection (1371); Material Separation (1562); Positioning Problem (3009)
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Patient Problem
No Code Available (3191)
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Event Date 03/13/2014 |
Event Type
Injury
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Event Description
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It was reported that the patient's left hip was revised due to the head disassociating off of the stem.The head has been loose for undetermined amount of time and the trunnion of the stem is disfigured and a new head would not sit in place properly.Due to the age of the patient, instead of removing the stem, the surgeon cemented in a new head.
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Manufacturer Narrative
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When completed, the investigation results will be submitted in a supplemental report.
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Manufacturer Narrative
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Device history review: review of the device history records indicate devices were manufactured and accepted into final stock.Complaint history review: there have been no other events reported for the reported manufacturing lot.Visual inspection: the outside surface of the device showed signs of scratches consistent with explantation.The id of the taper had wear marks and a black residue.A material analysis has been performed.Examination with material analysis team member confirmed the id of the head taper exhibited wear marks and corrosion.This was confirmed to be consistent with similar events reported for this product and therefore further evaluation is not required.Dimensional inspection: not performed as the device was returned in a worn/used condition and therefore will not meet dimensional specifications.Functional inspection: not performed because the event occurred in vivo and therefore functionality could not be duplicated.Patient details were reviewed and no indication was found that the event was related to device design, materials, or manufacturing.The event could not be confirmed nor the root cause of the reported event determined due to the minimal information received.No further investigation for this event is possible at this time as insufficient information was received by stryker orthopaedics.If additional information becomes available, this investigation will be reopened.
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Event Description
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It was reported that the patient's left hip was revised due to the head disassociating off of the stem.The head has been loose for undetermined amount of time and the trunnion of the stem is disfigured and a new head would not sit in place properly.Due to the age of the patient, instead of removing the stem, the surgeon cemented in a new head.
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Search Alerts/Recalls
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