(b)(4).The complainant indicated that the device was disposed 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 medwatch will be filed.
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It was reported to boston scientific corporation on (b)(6) 2020 that an ultraflex tracheobronchial covered distal release stent was to be implanted in the lung to treat a malignant stricture during a bronchoscopy with stent placement procedure performed on (b)(6) 2020.Reportedly, the patient's anatomy was moderately tortuous and was not dilated prior to stent placement.According to the complainant, during the procedure, the delivery catheter kinked when deploying the stent.Reportedly, as a result, the stent moved proximal and was in an incorrect location.The stent was attempted to be adjusted with forceps but was unsuccessful.Reportedly, the stent was removed with rat-tooth forceps and the procedure was completed with another ultraflex tracheobronchial stent.There were no patient complications as a result of this event.
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