Patient Problem
No Known Impact Or Consequence To Patient (2692)
Event Date 11/26/2015
Event Type
malfunction
Manufacturer Narrative
(b)(4).Multiple products used, but it is unknown which product caused the event.Suspected products are: 7068396 (quantity -1) lot number - h5180564 unknown screw (quantity-1), lot number - unknown.Device evaluation anticipated, but not yet begun.
Event Description
It was reported that patient underwent plif surgery at l5-s1 levels for l5 spondylolisthesis.During surgery, metal fragments on dura mater were observed after breaking off.The surgeon required the analyzing of the fragments and examining if these were setscrew's burrs or not.The surgical time was extended less than 15mins.No patient complications were reported as a result of the event.Patient info is unknown.It was reported that metal fragments were found after compression and final tightening were done.The fragments were about 1ױmm in size and were found on microscope.
Manufacturer Narrative
If information is provided in the future, a supplemental report will be issued.