It was reported to boston scientific corporation that an epic biliary stent was to be implanted in the hilar to treat a hilar block with malignancy during an endoscopic retrograde cholangiopancreatography (ercp) with stent placement procedure performed on (b)(6) 2024.The patient's anatomy was tortuous and was dilated prior to stent placement.During the procedure, there was a resistance while advancing the stent but was eventually advanced into the patient's anatomy.The stent was attempted to be deployed; however, the stent could not be seen under fluoroscopy as the stent did not deploy.The stent was removed from the patient partially deployed on the delivery system, and the procedure was completed using a different device.There were no patient complications reported as a result of this event.
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