Inductively coupled electrosurgical instrument

An endoscopic electrosurgical instrument wherein said electrosurgical instrument comprises:

• a) a handle;
• b) an end effector operatively connected to said handle and including a first electrode and a second electrode;
• c) an elongated tube connecting said end effector to said handle;
• d) an inductor positioned in said elongated tube, wherein said inductor is electrically connected directly to said first electrode by a first electrical conductors, and directly to said second electrode by a second electrical conductor.

An electrosurgical instrument wherein said electrosurgical instrument comprises:

• a) a handle including an actuator;
• b) an end effector including first and second electrodes wherein said end effector comprises a first grasping element and a second grasping element;
• c) an elongated, electrically conductive tube having an internal surface and an external surface, wherein said tube connects said end effector to said handle and includes a mechanism operatively connecting said end effector to said actuator;
• d) an inductor coil positioned in said tube around said mechanism and extending along a central axis of said tube;
• e) first and second conductors electrically connected to first and second ends of said inductor coil;
• f) said first conductor being electrically connected to said elongated tube wherein said elongated tube is electrically connected to said first electrode;
• g) said second conductor being connected to said second electrical contact.

An inductive electrosurgical instrument wherein said electrosurgical instrument comprises:

• a) a handle means for holding said instrument;
• b) an end effector means for treating tissue wherein said end effector means is operatively connected to said handle;
• c) an elongated tube means for connecting said end effector means to said handle means;
• d) an inductive coupling means for electrically coupling electricity through said elongated tube means to said instrument, wherein said inductive coupling means is electrically connected directly to said end effector by first and second conductors.

An endoscopic inductive electrosurgical instrument wherein said electrosurgical instrument comprises:

• a) a handle means for holding said instrument;
• b) an end effector means for treating tissue wherein said end effector means is operatively connected to said handle means and including first and second electrode means for transmitting electrical energy to tissue contacted by said end effector;
• c) an elongated tube for connecting said end effector to said handle;
• d) an inductive coupling means for coupling electrical energy to said first electrode wherein said inductive coupling means is positioned in said elongated tube;
• and
• e) first and second electrical conductor means for conducting electricity from said inductive coupling means directly to said electrode means.

An electrosurgical instrument wherein said electrosurgical instrument comprises:

• a) a handle means for holding said instrument;
• b) an actuator means attached to said handle for opening and closing an end effector
• c) an end effector means for manipulating tissue, said end effector means including first and second electrodes;
• d) an elongated, electrically conductive tube means for operatively connecting said handle to said end effector, including a mechanism means for operatively connecting said end effector to said actual;
• e) first and second electric conductor means for electrically connecting said inductor means directly to said end effector.