(b)(4).The complainant indicated that the device has been disposed of and will not be returned for evaluation; therefore, a failure analysis of the complaint device could not be completed.If any further relevant information is identified, a supplemental mdr will be filed.
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It was reported to boston scientific corporation on (b)(6) 2016 that an ultraflex tracheobronchial stent was to be used to treat a 2 cm left main stem malignant stricture in the bronchi during a stent placement procedure performed on (b)(6) 2016.Reportedly, the patient's anatomy was tortuous and was dilated prior to stent placement.During the procedure, the physician deployed the ultraflex tracheobronchial stent; however, the catheter bowed and the stent was misplaced.The stent was removed from the patient using forceps.The physician then wanted to use a stent of a different size, which was not available at the time.As a result, the procedure was not completed and was rescheduled for (b)(6) 2016.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 fine.
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