A Novel Round Insulated Tip Papillotome as an Alternative to the Classic Needle-Knife for Precut Sphincterotomy in Endoscopic Retrograde Cholangiopancreatography
Duodenoscopic findings of precut sphincterotomy with the novel round insulated tip papillotome (r-ITP). (a) r-ITP is introduced in a patient with a prominent ampulla of Vater (AV). (b) r-ITP is placed in the orifice of AV. ((c) and (d)) Bile duct mucosa is exposed after precut sphincterotomy.
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