It was reported to boston scientific corporation that an ultraflex esophageal covered stent was implanted during a stent placement procedure performed on (b)(6) 2013.According to the complainant, the stent was being implanted due to a 15 cm malignant stricture in the esophagus.Reportedly, the patient¿s anatomy was not tortuous and had not been dilated prior to stent placement.No issues were noted to the device prior to the procedure.During the procedure, the stent was deployed under fluoroscopy.The physician inserted an endoscope to check the position of the stent and noted that the cover was missing from the stent.The stent remains implanted to complete the procedure.There were no patient complications reported as a result of this event.The patient's condition at the conclusion of the procedure was reported to be stable.
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