Patent ID: 6616660
Filing Date: 2003-09-09
Classification: A61B

Abstract:
An electrosurgical apparatus for coagulating tissue, comprising:an elongated flexible tube having a proximal end and a distal end, said tube comprising a plurality of side-ports which are disposed therethrough between said proximal and distal ends; a diffusing member for directing ionizable gas from said proximal end of said tube through each of said side-ports and towards said tissue; said diffusing member including: a first plenum disposed within said tube between said proximate end and said distal end, said first plenum having a plurality of apertures located therethrough; and a corresponding plurality of ducts coupled to each of said apertures which each direct an amount of said ionizable gas to one of said side-ports; and at least one electrode for ionizing said gas prior to said ionizable gas exiting said side-ports.