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

Table 4

The success rate according to the targeted biliary branch.

	Access to biliary branch	Guidewire exchange
	% (n)	% (n)
gallbladder	47 (8/17)	100 (1/1)
B2	80 (4/5)	100 (2/2)
B3	50 (1/2)	70 (7/10)
B4	0 (0/1)	100 (1/1)
B5	42.8 (3/7)	100 (5/5)
B6	23 (3/13)	92.6 (25/27)
B7	-	100 (1/1)
B8	75 (3/4)	100 (2/2)
Bp	-	100 (1/1)
Total	44.1 (22/49)	90 (45/50)