Patent ID: 7951116

Claim:
A medical device, comprising: an elongate shaft including a core portion and a cap portion, the core portion extending along the length of the shaft and the cap portion disposed along a cap section of the core portion; wherein the core portion extends proximally and distally of the cap portion; wherein the core portion and the cap portion are defined by co-extruding a first material and a second material, the first material defining the core portion and the second material being co-extruded onto the cap section of the core portion so as to define the cap portion, the first material being different from the second material; wherein the elongate shaft has a constant outer diameter along the length of the shaft including along the cap portion; a first exterior surface characteristic defined on an exterior surface of the shaft by the core portion; and a second exterior surface characteristic different from the first exterior surface characteristic defined on the exterior surface of the shaft by the cap portion.