On (b)(6) 2019, a patient underwent a subchondroplasty procedure with no intraoperative complications reported.The patient was then sent to the post-anesthesia care unit, where the woke up normally.Within an hour, the patient began acting differently and was short of breath.A ct scan was taken and an embolus was noted in the patient's brain.Through an initial interview, the sales representative stated that the patient had experienced a stroke post-operatively.The investigation for this event in ongoing.Once additional information becomes available, a follow-up report will be submitted.
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The patient underwent a subchondroplasty procedure on the right medial tibial plateau on (b)(6) 2019.5cc of accufill were injected.An arthroscopy, meniscectomy, and chondroplasty were also performed concomitantly.The recommended surgical technique was followed, no extravasation was noted under fluoroscopy, and no intraoperative adverse events were reported.The patient awoke normally from anesthesia, but within an hour was acting differently and short of breath.It was determined that the patient suffered a stroke following the procedure.Ct scan showed a clot in the middle cerebral artery, which was removed in a second surgery.The clot was removed and according to surgery staff was white in color and dissolved upon removal.The attending surgeon believes the material removed was not calcium phosphate, but a biopsy was unable to performed.There were no operative notes provided for investigation.It is inconclusive as to what caused the clot that led to the patient¿s infarction.After removal of the white substance, the patient's condition remained poor.Due to the sensitivity of the condition, there was no further follow up conducted related to the patient's condition.The general manager at the site was able to speak to the surgeon regarding the events and history of the subchondroplasty procedure.A review of the finished goods dhr was conducted, and there were no nonconformances related to the complaint condition noted.The device in question remains implanted in the patient and therefore was not returned for the investigation.No product was returned for evaluation, and a definitive root cause cannot be identified.Based on the information collected during the investigation, the complaint is most likely due to the clinical conditions surrounding the event.
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