The purpose of this prospective, randomized multicenter study is to determine whether there is any difference in stent patency of covered metallic stents in terms of stent positioning, above and across the sphincter of Oddi, in malignant bile duct obstruction.
Study Type
INTERVENTIONAL
Allocation
RANDOMIZED
Purpose
SUPPORTIVE_CARE
Masking
SINGLE
Enrollment
120
The stent is made of Nitinol wire. It is a flexible, fine mesh tubular prosthesis and it has 10 radiopaque markers; 4 in each end and 2 in the center.
The stent is made of Nitinol wire. It is a flexible, fine mesh tubular prosthesis and it has 10 radiopaque markers; 4 in each end and 2 in the center.
Gifu University
Gifu, Japan
Onomichi General Hospital
Onomichi, Japan
Teine-Keijinkai Hospital
Sapporo, Japan
Obstruction of 1st C-SEMS or presence of jaundice at death without stent exchange
Time frame: one year
Death of patients
Time frame: one year
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The University of Tokyo
Tokyo, Japan
Toho University
Tokyo, Japan
Tokyo Medical University
Tokyo, Japan
Yamaguchi University
Ube, Japan
Soon Chun Hyang University School of Medicine
Bucheon-si, South Korea
Soon Chun Hyang University School of Medicine
Cheonan, South Korea
Catholic University of Daegu School of Medicine
Daegu, South Korea
...and 3 more locations