The device has not returned for evaluation.A photograph was provided confirming the event.It was reported the break may have been caused by the screw being against the psis (posterior superior iliac spine) and the patient had unreasonably hard bone.The screw was placed at s1.A snap was heard when driving the screw into bone.The screw was retrieved using a t-adjuster.Upon the receipt of additional information and/or the device in question, a follow-up report will be submitted."labeling review: possible adverse effects: the following complications and adverse reactions have been shown to occur with the use of similar spinal instrumentation.These effects and any other known by the surgeon must be discussed with the patient preoperatively.Initial or delayed loosening, disassembly, bending, dislocation, and/or breakage of device components.".
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