Patent ID: 8343136

Claim:
An introducer sheath comprising: a liner having a passageway extending longitudinally therethrough, said liner formed of a lubricious fluoropolymer and having an outer surface; an inner jacket formed of a polyether block amide, nylon, or polyurethane, said inner jacket positioned longitudinally over said liner, said inner jacket having an inner surface and an outer surface, said inner surface engaged with said outer surface of said liner, wherein said inner jacket has a wall thickness between about 0.0001 and 0.001 inch (0.0025 and 0.025 mm); an outer jacket formed of a polyether block amide, nylon, or polyurethane, said outer jacket positioned longitudinally over said inner jacket, said outer jacket having an inner surface bonded to said outer surface of said inner jacket; and a reinforcing member encapsulated in said inner jacket and said outer jacket.