Patent ID: 8512335

Claim:
A high frequency alternating current medical device comprising: an electrical power source; an electric field generator; a self-limiting conductive material electrical component; at least one probe or needle-type projection; and at least two conductive segments, wherein, said at least one probe or needle-type projection is located at the distal end of said high frequency alternating current medical device and is capable of being inserted to tissue or a body cavity, said at least two conductive segments are located on said at least one probe or needle-type projection, said at least two conductive segments are capable of electrically connecting to an electrically conductive foreign medium in contact with said at least one probe or needle-type projection, said at least two conductive segments are electrically connected to said electric field generator, said electric field generator is electrically connected to said electrical power source, said electric field generator is capable of producing at least one phase signal wave output and at least one common signal wave output, said at least one phase signal wave output is electrically connected to one or more said at least two conductive segments and said at least one common signal wave output is electrically connected to one or more said at least two conductive segments, such that each of said at least two conductive segments is electrically connected to either a phase signal wave output and a common signal wave output, said at least one phase signal wave output and at least one common signal wave output are capable of producing an alternating polarity electric field between said at least two conductive segments, wherein said alternating polarity electric field may induce an electrical alternating current between said at least two conductive segments when contacted by electrically conductive outside material such as human or animal tissue, said self-limiting conductive material electrical component is placed in electrical series connection between said electric field generator and said at least one phase signal output, and said self-limiting conductive material electrical component consists primarily of: a polymer base material with 5-40% conductive dopant material, a ceramic base material with 1-40% conductive dopant material, or a ceramic material without dopant material, wherein, said self-limiting conductive material electrical component is characterized by an electrical resistance that varies with temperature.