| 摘要 |
A surgical band comprising a flexible strip ( 2 ) which is designed to be closed essentially at the two ends thereof in order to form a closed loop, the strip ( 2 ) comprising an annular compression chamber ( 7 ) having a volume that can be adjusted with the injection or removal of fluid. The aforementioned chamber ( 7 ) is defined by (i) an inner wall ( 8 A) which is formed by a membrane and (ii) a dorsal wall ( 8 B). The dorsal wall ( 8 B) is formed by a bead comprising an inner face which is located opposite the chamber ( 7 ) and which is provided with at least one longitudinal slot. A surgical band which is intended to be implanted in the body of a patient around one or more biological organs such as to form a pouch or conduit which can alter the flow cross-section of the organ when clamped by the band.
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