The complainant was unable to report the lot number; therefore the manufacture date and expiration date are unknown.However, the complainant stated that the device was used prior to the expiration date.The complainant indicated that the device has been 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) 2016 that an ultraflex tracheobronchial stent was to be used as palliative treatment for a malignant bronchial tumor in the left main stem of the lungs during a bronchoscopy procedure performed on (b)(6) 2016.Reportedly, the patient's anatomy was not dilated prior to stent placement procedure.During the procedure, the physician began deploying the ultraflex tracheobronchial stent, however difficulty was experienced when releasing the deployment suture.When the physician was able to release the deployment suture, the delivery system moved slightly proximal to the stricture.Consequently, when the physician deployed the stent, it was deployed proximal to the desired location.The stent was removed from the patient using a grasping forceps and the procedure was completed with another ultraflex tracheobronchial stent.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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