Atraumatic surgical band

Details Atraumatic surgical band Atraumatic surgical band

A - Human Necessities

61

F

A61F 5/00 (2006.01)

Patent

CA 2556393

The invention relates to 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. The inventive band consists of a flexible strip (2) which is designed to be closed essentially at the two ends thereof in order to form 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 restrictive surgical devices.

L'invention concerne un anneau chirurgical destiné à être implanté dans le corps d'un patient autour d'organe(s) biologique(s) constituant une poche ou un conduit pour modifier la section de passage dudit organe lorsqu'il est enserré par l'anneau, ledit anneau étant formé par une bande souple (2) destinée à être fermée sensiblement vers ses deux extrémités pour former une boucle close, ladite bande (2) comportant une chambre de compression annulaire (7) à volume réglable par injection ou retrait de fluide, ladite chambre (7) étant délimitée d'une part par une paroi interne (8A) formée d'une membrane et d'autre part par une paroi dorsale (8B), caractérisé en ce que ladite paroi dorsale (8B) est formée d'un boudin présentant une face intérieure située en regard de la chambre (7), ladite face intérieure étant pourvue d'au moins une entaille longitudinale. Dispositif chirurgical de restriction.

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