Usefulness of a Cannula with a Flexible Tip (Swing Tip) for Managing Severe Biliary Stricture

Table 1

Specifications of the Swing Tip.

Tip design	Platinum radiopaque tapered tip
Outer diameter of tube	2.95 mm
Outer diameter of distal end	4 Fr
Maximum bending angulation	Pull 90 degrees, push 30 degrees
Compatible guide wire	0.035 inch
Minimum scope channel diameter	3.2 mm