Medical devices having improved performance

Details Medical devices having improved performance Medical devices having improved performance

A - Human Necessities

61

L

A61L 27/16 (2006.01) A61L 29/04 (2006.01) A61L 31/04 (2006.01)

Patent

CA 2689614

In accordance with various aspects of the invention, implantable and insertable medical devices are provided, which contain one or more polymeric regions. In one aspect, the polymeric regions comprise (a) a block copolymer that comprises a polyaromatic block and a polyalkene block admixed with (b) a sulfonated high Tg polymer. In another aspect, the polymeric regions comprise a block copolymer that comprises (a) a sulfonated polymer block and (b) fluorinated polymer block

Selon ses différents aspects, la présente invention concerne des dispositifs médicaux implantables et insérables, qui contiennent une ou des régions polymères. Dans un aspect de l'invention, les régions polymères comprennent (a) un copolymère bloc qui comprend un bloc polyaromatique et un bloc polyalcène mélangés avec (b) un polymère sulfonaté à haute Tg. Dans un autre aspect de l'invention, les régions polymères comprennent un copolymère bloc qui comprend (a) un bloc polymère sulfonaté et (b) un bloc polymère fluoré.

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