Patent ID: 6371943
Filing Date: 2002-04-16
Classification: A61M

Abstract:
A flexible-tipped needle comprising:a connection hub having a proximal end and a distal end, said proximal end being shaped to receive a syringe tip, said hub being shaped to define a first bore therethrough; a substantially rigid insulated needle shaft having a distal end and a proximal end extending from and in fluid communication with said distal end of said connection hub, said needle shaft being shaped to define a second bore therethrough, said first bore being in fluid communication with said second bore; and an insulated flexible tip member having a distal end and a proximal end, said proximal end being sealingly connected to and in fluid communication with said distal end of said needle shaft, said distal end of said flexible tip member having a blunt conductive end, said flexible member being shaped to define a third bore therethrough, said second bore being in fluid communication with said third bore; and a guiding cunnula having a catheter tip and a beveled edge to form a sharp edge, said guiding cannula receiving said needle through and having an internal diameter larger than the external diameter of said flexible tip member.