Upon visual inspection, it was confirmed that the abutment has separated; the ceramic post has separated from the titanium insert.As returned, the crown remained attached to the ceramic post but the ceramic post has not fractured.The fingers of the titanium insert have not been broken; nor does the hex of the device appear damaged.In addition, it was confirmed that the clinician had used an incorrect screw.(izirts was used instead of the compatible izshg) a review of the device history records did not provide any indication of a manufacturing deviation that would contribute to this event.A definitive root cause has not been determined.
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