From: Choledochoscopic high-frequency needle-knife electrotomy for treatment of anastomotic strictures after Roux-en-Y hepaticojejunostomy
Electrotomy group
Balloon group
Mixing group
Patients
19
7
12
Operating time (Minutes)
6.9±2.4
10.1±6.8
20.2±13.5
Complication
Hemorrhage
0
2
Drainage time (Months)
6.3±0.7
6.5±0.6
6.1±0.4
Recurrent AS
26.3% (5/19)
28.5% (2/7)
16.7% (2/12