It was reported to boston scientific corporation on may 8, 2023, that an axios stent and electrocautery enhanced delivery system was to be implanted transgastric to the duodenum for gastric bypass during an endoscopic ultrasound (eus)-guided procedure performed on (b)(6) 2023.During the procedure, the first flange of the axios stent was deployed but did not fully expand.The axios stent was removed from the patient partially deployed on the delivery system, and the procedure was completed with another axios stent of a different size.There were no reported patient complications as a result of this event.It was reported that the axios stent and electrocautery-enhanced delivery system was to be implanted for gastric bypass.Per the axios stent and electrocautery-enhanced delivery system directions for use (dfu), "the stent is indicated for use to facilitate transgastric or transduodenal endoscopic drainage of symptomatic pancreatic pseudocysts >= 6 cm in size and walled-off necrosis >= 6 cm in size with >= 70% fluid content that are adherent to the gastric or bowel wall.Once placed, the axios stent functions as an access port allowing passage of standard and therapeutic endoscopes to facilitate debridement, irrigation and cystoscopy.The stent is intended for implantation up to 60 days and should be removed upon confirmation of pseudocyst or walled-off necrosis resolution."the stent is not indicated for gastric bypass.
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