It was reported to boston scientific corporation on (b)(6) 2020 that an ultraflex tracheobronchial covered distal release stent was implanted in the bronchus to treat a tracheostenosis during a tracheal stent implantation procedure performed on (b)(6) 2020.According to the complainant, after the stent deployed, the physician checked the stent using the scope and noted the stent failed to fully expand.The physician attempted to expand the stent prior to stent removal.Reportedly, after stent implantation, the patient sat up and experienced difficulty breathing leading to pneumothorax.The stent was then removed and another ultraflex tracheobronchial stent was used to complete the procedure.The patient's condition at the conclusion of the procedure was reported to be stable and reportedly, after the second stent was deployed there were no longer any patient complications.The endoscopic stent removal and deployment of the second stent was the only intervention reported to address the difficulty breathing and pneumothorax.
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