An event regarding an alleged fracture involving a trident driver shaft was reported.The event was not confirmed.A visual, functional and dimensional inspection could not be performed as the device was not returned.No medical records or x-rays were made available for evaluation.A review of the device history records could not be performed as no lot information was provided.A complaint history review could not be performed as no lot information was provided.The exact cause of the event could not be determined because insufficient information was provided.Further information such as return of device, pre- and post-op xrays, patient history, histopathology report and follow-up notes are needed to investigate this event further.If additional information and/or device becomes available, this investigation will be reopened.Device was not returned.
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