Patent ID: 8057430

Claim:
A medical catheter comprising: a hub assembly; and an elongate shaft extending distally from the hub assembly, the elongate shaft including a proximal section, a midshaft section, and a distal section; the proximal section including a metallic hypotube; the midshaft section including a thermoset polyimide tubular member and a thermoplastic tubular sleeve extending over at least a portion of the thermoset polyimide tubular member, the thermoset polyimide tubular member including a skived distal portion; the distal section including an outer tubular member and an inner tubular member disposed within the outer tubular member; wherein the thermoplastic tubular sleeve includes a crescent-shaped tubular portion defining a crescent-shaped lumen, wherein at least a portion of the skived distal portion of the thermoset polyimide tubular member is located within the crescent-shaped lumen of the crescent-shaped tubular portion of the thermoplastic tubular sleeve.