wound suture material has methylidene malonate

Suture material wound, characterized in that it consists of a bio-adhesive biocompatible mixture comprising at least 50% by weight, and preferably at least 80 wt%, a composition based on malonate methylidene containing: -of 40 to 100% by weight, and preferably 50 to 100% by weight of one or more methylidene malonate of formula (I) ** (formula) ** wherein: -A and B independently represent a group (a) or ( b): ** (Formulas) ** in which R1 and R2 independently represent a linear or branched alkyl group having from 1 to 6 carbon atoms, n is an integer between 1 and 5; specifying at least one of A and B represents the group (b); and / or one or more oligomer (s) methylidene malonate having a molecular weight not exceeding 6,000 and consisting (s) of repeating units of formula (II): ** (Formula) wherein A ** and B are as defined above; -from 0 to 60% by weight, and preferably 0 to 50% by weight or more Deuno polymer (s) methylidene malonate having a molecular weight greater than 6000 and comprising (s) of repeating units of formula (II).