Patent ID: 6280414
Filing Date: 2001-08-28
Classification: A61M

Abstract:
A therapeutic substance delivery device comprising:a catheter;an elongate shaft having a proximal portion and a distal portion wherein the proximal portion of the shaft passes through the catheter and wherein the shaft defines a lumen; andat least one delivery conduit having a lumen in fluid communication with the lumen of the shaft, a proximal portion and a distal portion wherein the proximal portion of the conduit passes through the catheter and the distal portion of the conduit is joined to the distal portion of the shaft and wherein the proximal portion of the conduit is restrained by the catheter to be substantially parallel with the shaft but slidable longitudinally with respect to the shaft whereby when the proximal portion of the conduit is moved relative to the shaft, the distal portion of the conduit buckles and bows in a radially outward direction from the distal portion of the shaft.