| Catalog Number |
960866 |
| Medical Device Problem Code |
Loss of or Failure to Bond (1068)
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| Health Effect - Clinical Codes |
Pain (1994); Swelling/ Edema (4577)
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| Date of Event |
07/24/2023
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Type of Reportable Event
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Serious Injury
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Event or Problem Description
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Patient had primary tkr (lcs with duofix femur) (b)(6) 2008.Has had ongoing issues since with pain, swelling & loosening.Had partial revisions in (b)(6) 2011 & (b)(6) 2012 for pain & loosening.Patient presented again in 2017 with pain & bone scans suggesting loosening - revised entire construct to tc3 with mbt sleeves & stems.Presented again in 2023 with pain.Bone scan suggested loosening so revised to attune revision with stems & sleeves.Implants weren't grossly loose and required some work (flexible osteotomes around metaphyseal sleeves & slap hammer attachments) to remove.Doi: (b)(6) 2008.Doe: (b)(6) 2023.Affected side: unknown.
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Additional Manufacturer Narrative
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Product complaint (b)(4).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 information is obtained that was not available for the initial medwatch, a follow-up medwatch will be filed as appropriate.
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Additional Manufacturer Narrative
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Product complaint # (b)(4).Investigation summary : no device associated with this report was received for examination.In order to determine if a lot related issue was possible, a worldwide complaint database search was performed.A worldwide complaint database search found no additional related reports against the provided product code/lot code combination.Based on the inability to find any additional related reports against the provided product code/lot code combination it is reasonable to conclude that there are no anomalies with regard to manufacturing or inspection contained in the device history records that would contribute to the reported event.As part of our company quality system process, all devices are manufactured, inspected, and distributed to approved specifications.Additional complaint information monitoring for potential safety signals will be conducted through complaint trending as part of the post-market surveillance.If additional information is made available, the investigation will be updated as applicable.Device history lot : the product investigation found no evidence suspecting an error in the manufacturing or material that would be a contributing factor in the reported allegation(s).A manufacturing records evaluation (mre) was not performed.
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Additional Manufacturer Narrative
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Product complaint # (b)(4).This report is being submitted pursuant to the provisions of 21 cfr, part 803.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 synthese joint reconstruction, or its employees that the report constitutes an admission that the product, depuy synthese joint reconstruction, 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 report, a follow-up report will be filed as appropriate.
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Event or Problem Description
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Additional information received: a.What was the affected side? right knee.B.Which implants were loose and what interface(s)? none were obviously loose on removal however showed loosening on bone scan; zone 2 metaphyseal sleeves were fixed & required significant work to loosen.Some loosening around zone 1 femur cement bone interface.
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Search Alerts/Recalls
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