Radiographs were not received.On (b)(6) 2016, patient underwent surgery for osteolysis, at which time, surgeon elected to remove fractured screw.Implant has not yet been returned for evaluation.No further evaluation of the product can be completed at this time.Patient's bone quality is unknown.The degree of spinal instability is unknown.Patient has had multiple spine surgeries and is in poor health.The root cause of this reported event has not been determined.Review of labeling notes: warnings cautions and precautions: ".Potential risks identified with the use of this device system, which may require additional surgery, include: device component fracture, loss of fixation, non-union, fracture of the vertebra, neurological injury, and vascular or visceral injury." device not returned.
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On (b)(6) 2016, (b)(6) male patient underwent an alif procedure at l5-s1.On (b)(6) 2016, a post-operative interbody device screw fracture was reported at the l5 disc space.Patient underwent additional surgical procedure to treat osteolysis on (b)(6) 2016, during which time, the fractured screw was removed successfully.No patient injury reported.
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