Patent ID: 7156824

Claim:
A catheter for injecting a therapeutic solution into a target area within a patient's body, said catheter comprising: a catheter body having a catheter wall, said catheter body having a distal end and a proximal end; a hollow penetrating element operably attached to the distal end of the catheter body; a first solution tube disposed within the catheter body, said first solution tube in fluid communication with the penetrating element; a second solution tube disposed within the catheter body said second solution tube in fluid communication with the penetrating element; wherein the distal end of the first solution tube, the distal end of the second solution tube and the proximal end of the penetrating element are joined at a “Y” junction and in fluid communication with each other; and an insulating layer disposed within the catheter body and wherein the insulating layer surrounds the first solution tube, the second solution tube and the “Y” junction.