(b)(4).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.Products from multiple manufacturers were implanted during the procedure.Although it is unknown if any of the devices contributed to the reported event, we are filing this mdr for notification purposes any required fields that are unpopulated are blank because the information is currently unknown or unavailable.A good faith effort will be made to obtain the applicable information relevant to the report.If information is provided in the future, a supplemental report will be issued.
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It was reported that on (b)(6) 2006, the patient underwent a spinal fusion surgery on the thoracolumbar region of his spine from vertebrae t5 to l3.Reportedly, during the surgery, rhbmp-2/acs was used in the patient.It was also reported that the rhbmp-2 collagen sponge was placed outside a cage (i.E., in the posterolateral gutters).As reported, the patient's post-operative period had been marked by a superficial and deep wound infection requiring multiple irrigation and debridement procedures.Patient eventually experienced a period of improvement, but his back pain subsequently returned and became increasingly severe.Patient continues to experience chronic back pain, pain radiating to his legs, numbness and tingling in his feet, and headaches.Patient experiences difficulty sitting, standing and walking, and suffers from severe depression as a result of his pain and limitations.These serious injuries prevent patient from practicing and enjoying the activities of daily life that patient enjoyed pre-operatively.
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