Annuloplasty prosthesis

Annuloplasty prosthesis comprising a member (10) shaped ring having a substantially rectangular overall cross-sectional dimensions with a ratio of height (22) and width (24) of between 0.2 and 10, and least one through opening (20) oriented substantially transversely to the general plane of the member (10) with a ring, said characterized prosthesis being that said member (10) with a ring having a plurality of openings (20) formed by the intersection of a plurality of walls longitudinally spaced (18) having a sinusoidal profile, or said member (10) ring-shaped having a first and a second wall (26) facing each other to define at least one opening (20 ) between them, with a matching sinosuidal profile and by walls of straight interconnection (28) at inflection points or said member (10) shaped ring being connected comprises a continuous inner wall (30), each of which two sides there is an outer wall (32) constituted by a series of adjacent convex portions whose convexity faces outwardly so as to constitute a corresponding number of openings (20) each of which has a shape of a segment of a circle .