Fig. 4From: Combination of the endoscopic septonasal flap technique and bioabsorbable steroid-eluting stents for repair of congenital choanal atresia in neonates and infants: a retrospective studyCustomized silicone stents made by silicon suction catheter and how it placed. a The catheter was folded and a posterior fenestration was created, where dorsally a bridge was left behind which hinges around the vomer. b A small connecting piece was sutured between both nasal openings in order to prevent the postoperative displacementBack to article page