It was reported that stent fracture occurred.A 6.0-22 carotid monorail stent self expanding was selected for a procedure.Upon unpacking, the device was difficult to withdraw and was able to be taken out with force.During preparation, the device could not be flushed.An attempt was made to deploy the stent, but the stent failed to move.The stent was fractured and the device was not used.The procedure was completed successfully with another of the same device.There were no patient complications reported.
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