Country of complaint: usa.Patient is (b)(6) female.She primary surgery on (b)(6) 2017 and we used a pressfit tibia.The patient fell and fractured her tibia, causing us to have to revise her tibia implant.We revised on (b)(6) 2018 to a cemented tibia with stem and augment.No patient injury.Says there was a delay in surgery, but it was actually only required revision surgery.Additional intervention was reported.
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Investigation: according to the reference photos received, we found no damage to the implants.Batch history review: the device quality and manufacturing history records have been checked for the lot number and found to be according to the specification, valid at the time of production.Conclusion and root cause: no product is available and therefore an analysis is not possible, but we assume based on the information available, the root cause of this failure is not product related.The root cause of the problem could be patient related.Rational: according to the quality standard and dhr files, a material defect or production error can be excluded.No similar incidents have been filed with products form this batch.Unfortunately, due to a lack of data, we can not determine the exact cause.No capa is necessary.
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