Information was received from a healthcare provider via a manufacturer representative regarding a patient who underwent revision surgery.It was a patient who was performed the fixation at th2 / 9 in 2018.After the operation, 4 screws of th8 / 9 loosened, bone fusion was not achieved, and reoperation was performed (fixation at th3 / 9).The four loosened screws of th8 / 9 were increased in size and replaced.In addition, during removing the te connector placed on the left th5, the tip of the reported screw driver broke and got stuck in the set screw and could not be removed.Therefore, the rod was removed together.A power grip was used with the counter.The te connector placed on other places was removed by another driver.As per physician the strength of the driver was weak.No health damage in the patient was reported.Further there were no complications associated with the event.
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