An event regarding allergy/reaction and pain involving an unknown triathlon insert was reported.The event was not confirmed.Method & results: device evaluation and results: not performed as the device was not returned for evaluation.Medical records received and evaluation: no information was received for review with the clinical consultant.Device history review could not be performed as the device lot is unknown.Complaint history review could not be performed as the device lot is unknown.The exact cause of the event could not be determined because insufficient information was provided.Further information such as device details, return of device, operative reports, x-rays, histopathology reports, patient history & follow-up notes are needed to investigate this event further.If additional information and/or device become available, this investigation will be reopened.Product surveillance will continue to monitor for trends.
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As reported: "revision of right tkr.Patient had a triathlon pressfit ps femur, tritanium tibia, ps insert and tritanium patella.I do not have catalogue and lot numbers because the original surgery was done at another hospital.Patient states and doctor confirmed (through t lymphocytes test) that the patient has a nickel allergy and experienced knee pain." no further information available.Update 07/december: spoke to rep.No further information is available due to hospital policy.
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