It was reported that, after a thr had been performed, patient experienced progressively worsening pain in right hip due to stem breakage prosthetic in its mid-distal.This was observed during x-ray.This adverse event was addressed by revision surgery on (b)(6) 2024, in which the basis 12/14 tpr pri clld sz 3 was exchange.Patient's current health status is unknown.
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H3, h6: the device was not returned for evaluation; therefore, a device analysis could not be performed.The clinical/medical investigation concluded that, medical records are not available; therefore a clinical root cause for the reported stem fracture cannot be confirmed.The patient impact is the revision and expected convalescence period.No further clinical assessment is warranted.A review of the production order did not reveal a manufacturing abnormality that could have caused or contributed to the reported incident.A review of complaint history for the part number over the past 12 months and for the batch number based on historical data of the device did not reveal similar events for the listed device.A review of the instructions for use documents for total hip systems revealed in warnings and precautions that the patient should be warned that the implant can break or become damaged as a result of trauma or activity including heavy labor for occupation or recreation.A review of the risk management file revealed this failure mode was previously identified.The anticipated risk level is still adequate.A historical review concluded that there are no prior actions related to this product and event.According with inspection procedure, the final inspection includes the verification of part configuration per print.At this time, we have no evidence to conclude that the product failed to meet any specifications at the time of manufacture.Factors that could contribute to the reported event include size selected, surgical technique, patient anatomy, abnormal loading of limb, excessive forces and/or traumatic injury.Based on this investigation, the need for corrective action is not indicated.Should the device or additional information be received, the complaint will be reopened.No further investigation is warranted for this complaint; however, we will continue to monitor for future complaints and investigate as necessary.We consider this investigation closed.
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