It was reported to boston scientific corporation that an ultraflex tracheobronchial covered distal stent was to be implanted in the left main stem of the lungs for the palliative treatment of lung cancer during a pulmonary tracheobronchial stent placement procedure performed on (b)(6) 2023.The patient's anatomy was not tortuous and was not dilated prior to stent placement.During the procedure, the stent was successfully deployed, but it did not expand correctly.The stent was removed from the patient with a pulmonary rat-tooth grasper, and another ultraflex tracheobronchial stent was used to complete the procedure.There were no patient complications reported as a result of this event.
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