Patent ID: 7540865

Claim:
A medical device comprising: an elongated inner member having a lumen formed therein, an outer surface, and a distal end; and an elongated tubular reinforcing member having a distal end, an inner surface, an outer surface and a wall therebetween, the wall defining a plurality of apertures; wherein the distal end of the inner member is disposed distally of the distal end of the reinforcing member; wherein the tubular reinforcing member is disposed about and spaced away from at least a portion of the inner member such that a space is defined between the outer surface of the inner member and the inner surface of the tubular reinforcing member; wherein the space is substantially free of any other structures of the device; and a coil disposed about a distal portion of the inner member, wherein the coil is disposed distal of the distal end of the tubular reinforcing member.