The surgeon and proctor narrative does not suggest that there were any technique related issues with the use of the device.A lot history review was performed, and nothing alluded to a conclusion to why this occurred.The device was discarded and not returned for review, so there was no detailed analysis of the the device that fractured.
Event or Problem Description
Per surgicloud notes: "nitinol wire snapped at base of implant tool.Dr.(b)(6) believe(sic) the snapped wire hit dura and caused dural tear which had to be repaired with dura seal and suture due to tear" the removal tool was used to remove the partially implanted anchor from the vertebra.