It was reported that insufficient stent apposition occurred.The stenosed target lesion was located in the left renal artery.A 6.0mmx18mmx150cm express vascular sd stent was advanced for treatment.However, during the procedure, balloon could not fully deploy and open the stent after reaching the nominal pressure, and the stent could not be fixed or apposed to the vessel wall.The stent was removed with a grasper, and the procedure was completed with another of same device.No patient complications were reported, and the patient was stable post-procedure.
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