During an anterior interbody lumbar fusion procedure for a diagnosis of flat back syndrome, the tap that was used for the left upper screw at l5-s1 into the l5 vertebral body had sheared, and the tip of the bone tamp broke off.It could not be extracted since it was embedded into the dense bone.The surgeon chose to leave 3 screws in the l5-s1, the tip of the bone tamp in place to act as a screw, and 4 screws in l4-l5 construct.It is the opinion of the surgeon that the bone tamp is a solid construct (medtronic, pyramid), which is a 3-hole, 3 screw construct as a solid construct for l5-s1 and no need to "back up" with posterior pedicle screw fixation.The patient did well postoperatively and was discharged to home.Manufacturer response for orthopedic bone tamp, medacta bone tamp (per site reporter) the medacta rep was present in the or at the time of the event.
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