Devices of multiple part/lot numbers were implanted during the procedure including: part: unknown screw/ lot: unk (x1) part: 6288044 / lot: unk (x1) although it is unknown if any of these devices contributed to the reported event, we are filing this mdr for notification purposes.Neither the device nor films of applicable imaging studies were returned to the manufacturer for evaluation.Therefore, we are unable to determine the definitive cause of the reported event.
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It was reported that: patient underwent a surgery at c4-5 and c5-6 on an unknown date in (b)(6) 2015 where titanium plate and screws were implanted along with demineralized bone matrix putty.It was reported that on an unknown date, post-op, patient experienced swelling in neck, rheumatoid arthritis and auto-immune disease.Reportedly, ¿patient cannot work anymore and the skin near neck has turned red.¿ patient also alleges having a tumor.Allergy test revealed that the patient is allergic to nickel and chromium.According to the report, the doctors do not know what the symptoms are related to and now are looking at the devices to see if the patient might be allergic to the devices.
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