Patent ID: 8738125

Claim:
An electroporation device comprising: an elongate tubular body having a proximal end, a distal tip, an inner wall, and an outer wall; a collar electrode having a central aperture disposed therein and fixedly attached to the distal tip of the tubular body wherein the collar electrode covers the entire surface of the distal tip; at least one tubular guide disposed within the elongate tubular body wherein the guide has a distal end, a proximal end, and an inner lumen; and at least one retractable needle disposed within the lumen of the at least one guide wherein the needle may extend through the central aperture of the collar electrode to contact a tissue; wherein the at least one needle and the collar electrode are independently addressable by a source of electricity; wherein the at least one guide is comprised of a conductive material; whereby a first agent is delivered to a tissue through the distal end of the at least one guide.