Image Tag: Cannulation

Bile duct cannulation

Sometimes bile duct cannulation requires orientation of the cannula in a cephalad direction. This can be accomplished by using a sphincterotome. Tightening the cutting wire bows the cannula upward and produces a more cephalad orientation for the tip of th

Proper cannulation angle

The proper cannulation angle for the pancreatic duct is nearly at right angles to the duodenal wall, while bile cannulation requires a more cephalad orientation.

View of the ampulla through a duodenoscope

View of the ampulla through a duodenoscope. Cannulation requires positioning the catheter at a 6 o’clock location.

Cannulation of ampulla of Vater

Cannulation of ampulla of Vater.

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