Patent ID: 6602241
Filing Date: 2003-08-05
Classification: A61B,A61M

Abstract:
A system for delivering substances or apparatus to an extraluminal target site within the body of a human or veterinary patient, said system comprising:a. a vessel wall penetrating catheter that comprises i) a catheter body that is insertable into a blood vessel lumen of the patient and ii) a vessel wall penetrating member having a penetrator lumen extending longitudinally therethrough, said penetrating member extending from the catheter body positioned within the blood vessel lumen to a target site located outside the blood vessel lumen; and b. a delivery catheter having a catheter lumen extending longitudinally therethrough, said delivery catheter being advanceable through the penetrator lumen to the target site; said vessel wall penetrating member being retractable into the catheter body and the vessel wall penetrating catheter being removable from the patient's body such that the delivery catheter remains indwelling with the distal end of the delivery catheter located at the target site.