It was reported to boston scientific corporation on (b)(6)2022 that an agile esophageal otw fully covered stent was implanted to treat a 5cm malignant stricture in the distal esophagus during an esophagogastroduodenoscopy (egd) with stent placement procedure performed on (b)(6)2022.Reportedly, the patient's anatomy was tortuous and was dilated prior to stent placement.During the procedure, the stent was difficult to deploy and was fully deployed more distal.The stent was successfully repositioned into its correct position with forceps and the procedure was completed.However, a day after stent placement, it was noted that the stent migrated into the stomach.The stent was removed and a competitor's percutaneous endoscopic gastrostomy (peg) tube and a replacement gastrostomy tube were placed for palliative care.There were no patient complications reported as a result of this event.In the physician's assessment, the patient's anatomy and progression of disease state contributed to the difficult deployment.In the physician's assessment, the stent migrated due to the stent dilating the stricture.
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(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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