Clinical Study
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.
| ā | Access to biliary branch | Guidewire exchange | ā | % (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) |
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