Flexible polymer electrode for mri-guided positioning and radio frequency ablation
AssigneeSt. Jude Medical, Atrial Fibrillation Division, Inc.
InventorsSaurav Paul, Troy T. Tegg, Reed R. Heimbecher, Richard E. Stehr
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Abstract
An electrode for use on a medical device is disclosed. The electrode may have a main body of electrically conductive material extending along an axis and may have a proximal end and a distal end. The electrode may also include a magnetic resonance imaging (MRI) tracking coil disposed in the body. The MRI tracking coil may comprise electrically insulated wire. A catheter including an electrode, as well as a method for determining the location of an electrode, are also disclosed.
Claims22
An electrode for use on a medical device comprising:
- a main body of electrically conductive material extending along an axis and having a proximal end and a distal end;
- and
- a magnetic resonance imaging (MRI) tracking coil disposed in said main body, said tracking coil comprising electrically insulated wire.
A catheter, comprising:
- a shaft;
- and
- an electrode disposed on said shaft, said electrode comprising:
- a main body extending along an axis and having a proximal end and a distal end;
- and
- a magnetic resonance imaging (MRI) tracking coil disposed in said body, said tracking coil comprising electrically insulated wire.
A method of determining the location of an electrode, comprising:
- providing an electrode having a main body extending along an axis and having a proximal end and a distal end;
- and
- disposing a magnetic resonance imaging (MRI) tracking coil in said body, said tracking coil comprising electrically insulated wire.
- transmitting a signal from said MRI tracking coil to a magnetic resonance imaging (MRI) system;
- and
- depicting a location of said electrode.
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Dependencies are inferred from the claim text.