Resorbable and biocompatible fibre glass compositions and...

C - Chemistry – Metallurgy – 03 – C

Patent

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Details

C03C 3/078 (2006.01) A61L 27/10 (2006.01) A61L 27/44 (2006.01) A61L 27/58 (2006.01) A61L 31/02 (2006.01) A61L 31/12 (2006.01) A61L 31/14 (2006.01) C03C 3/091 (2006.01) C03C 3/097 (2006.01) C03C 4/00 (2006.01)

Patent

CA 2756395

This invention relates to biocompatible and resorbable melt derived glass composition comprising: SiO2 60-70 weight-%, Na2O 5-20 weight-%, CaO 5- 25 weight-%, MgO 0-10 weight %, P2O5 0.5- 3.0 weight-%, B2O3 0-15 weight-%, AI2O3 0-5 weight-%, and comprising less than 0.05 weight-% potassium. This invention also relates to biocompatible and resorbable glass fibres manufactured from the glass compositions of the invention. This invention further relates to medical devices comprising fibres of the invention. This invention still further relates to use of the compositions of the invention for the manufacture of glass fibre and use of the fibres of the invention for the manufacture of medical devices.

Cette invention porte sur une composition de verre issue de masse fondue biocompatible résorbable comprenant : 60 à 70 % en poids de SiO2, 5 à 20 % en poids de Na2O, 5 à 25 % en poids de CaO, 0 à 10 % en poids de MgO, 0,5 à 3,0 % en poids de P2O5, 0 à 15 % en poids de B2O3, 0 à 5 % en poids d'Al2O3, et comprenant moins de 0,05 % en poids de potassium. Cette invention porte également sur des fibres de verre biocompatibles et résorbables fabriquées à partir des compositions de verre de l'invention. Cette invention porte en outre sur des dispositifs médicaux comprenant des fibres de l'invention. Cette invention porte encore en outre sur l'utilisation des compositions de l'invention pour la fabrication de fibres de verre et sur l'utilisation des fibres de l'invention pour la fabrication de dispositifs médicaux.

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