Patent ID: 8137373
Filing Date: 2012-03-20
Classification: A61F,A61L,Y10S

Abstract:
1. An intravascular balloon catheter comprising: an outer tubular member having a proximal end and a distal end; an inner tubular member disposed coaxially within the outer tubular member, the inner tubular member having a proximal end and a distal end and including an inner layer, an outer layer, and an intermediate layer disposed therebetween; and an inflatable balloon having a proximal waist and a distal waist, wherein the balloon is attached proximate the distal end of the outer tubular member at the proximal waist and the balloon is attached proximate the distal end of the inner tubular member at the distal waist; wherein at least one of the inner or outer layers of the inner tubular member includes a nanocomposite material comprising a matrix material and a first plurality of nanoparticles comprising carbon nanotubes or carbon nanofibers; and wherein the intermediate layer comprises a second plurality of nanoparticles.