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It was reported that the patient had two-step revision whereby a spacer was implanted on (b)(6) 2015, followed by removal of the spacer and implantation of a new total hip replacement system on (b)(6) 2016.With the exception of the spacer, it has not been possible to confirm precise dates when each component was explanted.A related, previous bhr revision was reported under mdr reference 3005975929-2018-00340.
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The associated complaint device was not returned.A clinical evaluation was conducted and the clinical information provided, pain, infections, lesions, osteolysis, dislocations, loosening, loss of mobility, loss of strength and metallosis may be consistent with a reaction to metal debris.However, the source and the root cause cannot be determined with the available documentation.A likely, major contributor to these events is the (methicillin sensitive) staphylococcus intermedius identified, just 3 months post the first revision a review of complaint history on the listed part revealed no prior complaints for the listed batch with the same failure mode.A review of the manufacturing records did not reveal a manufacturing abnormality that could have caused or contributed to the reported incident.This included a review of sterilization documents which indicated that the product was sterilized according to sterilization release documentation.Without the actual product involved and/or device information, our investigation cannot proceed.If the device or new information is received in the future, this complaint can be re-opened.No further actions are being taken at this time.
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