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    • 4. 发明申请
    • METHOD FOR PREPARING AN ANTI-ADHESION BARRIER FILM
    • 制备抗粘连膜的方法
    • WO2016046251A1
    • 2016-03-31
    • PCT/EP2015/071823
    • 2015-09-23
    • SOFRADIM PRODUCTION
    • PROST, NicolasPETIT, DelphineBOURGES, Xavier
    • A61L31/10A61L31/14C08L89/06
    • A61L31/044A61F2/0063A61F2/0077A61F2002/009A61L27/34A61L27/58A61L31/10A61L31/148A61L2400/18A61L2420/08C08J5/18C08J7/047C08J2389/06C08J2489/06C08L89/06
    • The present invention relates to a method for preparing a surgical anti-adhesion barrier film comprising the following steps: a°) a first solution, comprising an oxidized collagen is prepared, b) a polyphosphate compound is added to the solution of a) in a quantity so as to obtain a concentration of polyphosphate ranging from 0.007 to 0.7%, by weight, with respect to the total weight of the solution, c) the pH of the solution obtained in b) is adjusted to about 9by addition of a base or to about 5.1 by addition of an acid, d) a diluted solution is prepared by adding water to solution of c), e) a first layer of solution obtained in c) is casted on an inert support, f) before complete gelation of the layer obtained in d), a second layer, of diluted solution obtained in d) is applied on top of said first layer and let to gelify, g) the gelified first and second layers are dried to obtain a film. The invention further relates to a film obtainable by such a method and to a surgical implant comprising a prosthetic fabric and such a film.
    • 本发明涉及一种制备手术抗粘连屏障膜的方法,包括以下步骤:a)制备包含氧化胶原的第一溶液,b)将多磷酸盐化合物加入到a)的溶液中 数量,以获得相对于溶液总重量的0.007至0.7重量%的多磷酸盐浓度,c)将b)中获得的溶液的pH调节至约9加入碱或 通过加入酸来制备稀释溶液,d)通过向c)的溶液中加入水制备稀释的溶液,e)将c)中得到的第一层溶液浇注在惰性载体上,f)在完全凝胶化之前 将在d)中得到的第二层,在d)中得到的稀释溶液的第二层施加在所述第一层的顶部并使其凝胶化,g)将凝胶化的第一和第二层干燥以获得膜。 本发明还涉及通过这种方法可获得的膜,以及包括假体织物和这种膜的手术植入物。
    • 8. 发明申请
    • HYDROGEL ET SES APPLICATIONS BIOMÉDICALES
    • 水凝胶和生物医学应用
    • WO2008059058A1
    • 2008-05-22
    • PCT/EP2007/062470
    • 2007-11-16
    • BIOMATLANTEBOURGES, Xavier
    • BOURGES, Xavier
    • C08J3/05C08J3/28C08L1/28A61L27/26A61L27/48A61L27/52A61K47/38A61K47/48
    • A61L27/52A61K9/0024A61K41/0019A61L27/26A61L27/48A61L27/50C08B15/005C08B37/0063C08B37/0072C08J3/075C08J3/28C08J2301/28C08L1/26C08L5/08C08L1/28C08L2666/26
    • Procédé de préparation d'un hydrogel ho mogène stérile réticulé injectable, caractérisé en ce qu'il comprend les étapes successives suivantes : (a) préparer une solution aqueuse comprenant un polymère dérivé de la cellulose et au moins un second polymère hydrosoluble, la concentration totale en polymère étant comprise en poids entre 0,5% et 5%, de préférence comprise entre 1% et 4%, et plus préférentiellement encore comprise entre 1,5% et 3% du poids total; (b) éventuellement ajouter des particules solides; (c) verser le mélange liquide résultant, et contenant les éventuelles particules solides, dans un récipient et fermer ledit récipient au moyen d'un système imperméable à l'eau et au gaz; (d) exposer le récipient contenant le liquide et les éventuelles particules solides à une dose de radiations ou comprise entre 5 et 50 kGy, de préférence comprise entre 20 et 30 kGy, et plus préférentiellement encore environ 25 kGy. Hydrogel suscept ible d'être obtenu par le procédé ci-dessus et ses applications médicales.
    • 本发明涉及一种制备用于注射的交联无菌和均质水凝胶的方法,其特征在于其包括以下步骤:(a)制备含有衍生自纤维素和至少一种水溶性聚合物的聚合物的水溶液, 总聚合物含量为0.5至5重量%,优选1至4重量%,更优选1.5至3重量%; (b)任选地加入销售的颗粒; (c)将所得液体混合物与任选的固体颗粒倒入容器中,并使用防水和气密系统关闭dais容器; 和(d)将含有液体和任选的固体颗粒的所述容器暴露于5至50kGy之间,优选20至30kGy,更优选约25kGy的辐射剂量。 本发明还涉及根据上述方法获得的水凝胶及其在医疗应用中的用途。
    • 10. 发明申请
    • PROSTHESIS FOR INGUINAL HERNIA
    • 对于HERNIN INNINI的PROSTHESIS
    • WO2013098349A1
    • 2013-07-04
    • PCT/EP2012/076983
    • 2012-12-27
    • SOFRADIM PRODUCTION
    • LECUIVRE, JulieBOURGES, Xavier
    • A61F2/00
    • A61F2/0063A61F2002/0068A61F2230/0063A61F2250/0008A61F2250/003A61L27/34D04B21/12D10B2403/0112D10B2501/0632D10B2509/08
    • The present invention relates to a prosthesis (1) for the repair of an inguinal hernia, which prosthesis (1) is intended to be implanted by a posterior or open laparoscopic route and comprises: an openworked textile (2) made of biocompatible material, comprising a first face (2a) intended to be placed facing the biological tissues of the inguinal region, and a second face (2b) arranged opposite said first face and intended to be placed facing the peritoneum, said first face being provided with fastening means that are able to fix said textile in said biological tissues of the inguinal region, characterized in that at least a part of said second face (2b) is covered with a non-porous coating (7) composed of a material that is hydrosoluble at 37°C and non-hydrosoluble at 25°C. The invention also relates to a method for producing such a prosthesis.
    • 本发明涉及一种用于修复腹股沟疝的假体(1),所述假体(1)旨在通过后部或开放式腹腔镜路线植入,并且包括:由生物相容性材料制成的开放式织物(2),包括 旨在面向腹股沟区域的生物组织放置的第一面(2a)和与所述第一面相对设置并且面向腹膜放置的第二面(2b),所述第一面设置有紧固装置, 能够将所述织物固定在所述腹股沟区域的所述生物组织中,其特征在于,所述第二面(2b)的至少一部分被无孔涂层(7)覆盖,所述无孔涂层由在37℃下是可溶于水的材料构成 并且在25℃下是非水溶性的。 本发明还涉及一种用于制造这种假体的方法。