Patent ID: 8636716

Claim:
A catheter, comprising: a catheter shaft having a proximal end; a hub attached to the proximal end of the catheter shaft; wherein the catheter shaft includes an inner shaft and an outer shaft; wherein a proximal end of the inner shaft is attached to the hub at a first attachment region; wherein a proximal end of the outer shaft is attached to the hub at a second attachment region; wherein the first attachment region and the second attachment region are radially separated by a hub projection positioned between and radially spacing the inner shaft from the outer shaft; wherein the outer shaft includes a proximal portion and a distal portion, the distal portion having a plurality of slots formed therein; wherein a distal region of the inner shaft extends distally beyond a distal end of the outer shaft; and a tip member attached to the inner shaft and to the outer shaft, the tip member extending distally from the outer shaft.