Patent ID: 6187033
Filing Date: 2001-02-13
Classification: A61F

Abstract:
An implantable textile prosthesis comprising:a first woven section comprising an elongate tubular main wall defining a fluid passageway therethrough; anda second woven section comprising a tubular branch wall defining a fluid passageway therethrough, said tubular branch wall including an elongate tubular extent and an asymptotically flared tubular extent asymptotic with respect to said tubular branch wall, said flared tubular extent being contiguous with said elongate tubular extent, said flared tubular extent including a weaving pattern having a plurality of warp yarns and fill yarns and incorporating a gradual change in the number of warp yarns with respect to said fill yarns to provide a seamless and substantially fluid-tight transition region along said flared tubular extent;said second woven section being secured to said first woven section to provide said tubular branch wall extending laterally from said tubular main wall to establish fluid communication between said tubular main wall and said tubular branch wall.