The device history record review confirms that the device met all material, assembly and performance specifications.The returned main coil was noted to be kinked and physically broken at the detachment zone.The delivery wire was not returned.Visual examination of the returned device revealed that the main coil was prematurely separated due to a break at the detachment zone; it was also observed that procedural fluid was noted on the main coil.It is probable that the device was damaged during the clinical procedure causing the observed break at the detachment zone.Therefore, an assignable cause of operational context has been assigned to the observed damages.
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