H3, h6: it was reported that, after a bhr system was implanted, the patient experienced metallosis and pain.This adverse event was treated with a revision surgery.Patient's current health status is unknown.As of today, the implanted devices, all of which were used in treatment have not been returned for evaluation.Without definitive batch numbers, a complete review of the historical complaints data cannot be performed for the devices concerned.A review of historical complaints data was performed using the part numbers and the reported failure modes to evaluate patterns of repeated failures or defects.Similar complaints were identified for the femoral head and the acetabular cup.However, as the devices are no longer sold, no action is to be taken.Without definitive lot numbers a complete complaint history review cannot be performed for the devices involved.Should further details become available at a later date then the task will be reopened and completed.As no device batch numbers were provided for investigation, manufacturing record review, device labelling / ifu review could not be performed.If more information is received, this investigation will be reopened.A risk management review was performed.The alleged failure modes and associated risks have been anticipated within the risk file and the anticipated risk level is still adequate.No further actions are required at this time.A review of historic escalation actions related to the products and similar complaint events was performed.Following the review, prior applicable escalation actions were identified and confirmed to reduce associated risks as far as possible.No further escalation actions are required.The available medical documents were reviewed.The provided ¿surgical report¿ was reviewed; however, it not contain details of the surgical procedure.Without supporting medical documentation, a thorough medical assessment cannot be performed.In the event additional medical/clinical records are received, the clinical task may be re-opened, and a thorough assessment will be rendered at that time.Based on the information provided we cannot confirm or further investigate the reported complaint, our investigation remains inconclusive, and a definitive root cause cannot be determined.Specific factors known to contribute to the alleged fault are excessive physical activity levels, unreasonable stress on replacement system, excessive patient weight, trauma to the joint replacement, loosening of components may increase production of wear particles and accelerate damage to the bone.Should the devices or additional information be received, the complaint will be reopened.Based on this investigation, the need for corrective and preventative actions is not indicated.Internal complaint reference number: (b)(4).
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