ATRAUMATIC SURGICAL BAND

摘要

The invention relates to a surgical band which is intended to be implanted i n 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. The inventive band consists of a flexible strip (2) whi ch is designed to be closed essentially at the two ends thereof in order to for m a closed loop, said 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 (8A) which is formed by a membrane and (ii) a dorsal wall (8B). The invention is characterised in that the dorsal wall (8B) 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. The invention is suitable for restricti ve surgical devices.