| Model Number |
N/A |
| Medical Device Problem Codes |
Detachment of Device or Device Component (2907); Device Dislodged or Dislocated (2923)
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| Health Effect - Clinical Code |
Joint Dislocation (2374)
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| Date of Event |
06/18/2020
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Type of Reportable Event
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Serious Injury
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Additional Manufacturer Narrative
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(b)(4).Concomitant medical products: 163662 28mm mod head 753660.010000665 g7 pps ltd acet shell 6361060.110024464 g7 dual mobility liner unknown.192411 echo por fmrl stem 700340.Product has been received by zimmer biomet and the investigation is in process.Once the investigation has been completed, a follow-up mdr will be submitted.Multiple mdr reports were filed for this event, please see associated reports: 0001825034 - 2020 - 02660 head.0001825034 - 2020 - 02665 shell.0001825034 - 2020 - 02666 liner.
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Event or Problem Description
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It was reported patient underwent second right hip revision just over a month post initial implantation due to dislocation.During the procedure, disassociation of the dual mobility bearing was noted, head, bearing, liner, and shell components were removed and replaced.Disassociation possibly due to at home reduction attempt.Liner separation failure caused 120 min delay in the procedure.Cup came out during surgery while trying to remove duel mobility liner.New cup was cemented in place.No additional information is available.
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Event or Problem Description
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No further event information available at the time of this report.
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Additional Manufacturer Narrative
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(b)(4).Reported event was confirmed by review of radiographs.Device history record (dhr) was reviewed and no discrepancies were found.Root cause was unable to be determined.Visual inspection of the bearing showed the rim to be dinged and scratched.Multiple variations of scratches were observed on the outer radius.Radiographs indicate that there was a superior dislocation of a right tha.Cement fixation of the acetabular cup with prominent position of the acetabular cup because of a thick cement mantle.Possible fracture of the medial wall of the acetabulum.Heterotopic ossification along the greater trochanter was noted.Off label use could have contributed to the reported event.Porous acetabular shells and femoral stems are indicated for uncemented biological fixation.The implanted shell was found to be fixed in a cement mantle.If any further information is found which would change or alter any conclusions or information, a supplemental report will be filed accordingly.Zimmer biomet will continue to monitor for trends.
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Search Alerts/Recalls
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