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It was reported that during a tka procedure, block had not enough resection on the proximal medial side, way too tight medially, angle and slope were off.Further information requested.
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It was reported that during a tka procedure, block had not enough resection on the proximal medial side, way too tight medially, angle and slope were off.The affected visionaire cutting block kit, used in treatment, was not returned for evaluation.Therefore a product analysis could not be performed.A review of the manufacturing records for the listed batch did not reveal any deviation from the standard manufacturing processes.At this time, we have no reason to suspect that the product failed to meet any product specifications at the time of manufacture.Our investigation including an engineering review by our visionaire team noted that after evaluation, it was found that the segmentation was inconsistently segmented through out the tibia causing the observed complaint.A relationship, if any, between the device and the reported incident is corroborated.Incorrect segmentation is probably the root cause of the reported event.Based on this investigation, the corrective action has been implemented.The alignment engineer has taken steps to ensure that all surgeon preferences are met going forward.At this time we feel these actions will prevent recurrence of this failure.No further investigation is warranted for this complaint; however smith and nephew will continue to monitor for future complaints and investigate as necessary.Should additional information be received, the complaint will be reopened.We consider this investigation closed.
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