Patent ID: 8214015
Filing Date: 2012-07-03
Classification: A61B,A61M,G01R

Abstract:
1. A tissue penetrating catheter device useable with a magnetic resonance imaging system, said device comprising: a catheter body having a distal end; a tissue penetrator that is advanceable from the catheter body; and at least one magnetic resonance apparatus that sends signals to a magnetic resonance imaging system adapted to use said signals to provide an indication of the position of said at least one magnetic resonance apparatus; wherein said at least one magnetic resonance apparatus comprises a first magnetic resonance apparatus located at a first location on or in the catheter body at or near the distal end of the catheter body, a second magnetic resonance apparatus located at a second location situated on or in the penetrator and a third magnetic resonance apparatus located at a third location on or in the catheter body at or near a location where the tissue penetrator advances out of the catheter body.