Patent ID: 6478778
Filing Date: 2002-11-12
Classification: A61M

Abstract:
An apparatus for delivering medication to a wall of a body cavity, said apparatus comprising:a resilient tubular wire having a central hollow, at least a portion of said wire being resiliently formed into a coil having an outside surface at the wire's distal end, a proximal portion of said wire comprising a linear shape, and means for detaching the distal coil portion of the wire from the proximal portion of the wire, said tubular wire being configured to be straightened for threading lengthwise through a catheter, and to resume its coiled shape when extended beyond the distal end of the catheter to a target location; and said wire including a plurality of openings formed at least on the outside of the coil, at least some of said openings communicating between the outer surface and the central hollow of said tubular wire for discharging radially outwardly medication carried in the central hollow of the wire, to thereby direct medication toward the wall of the cavity.