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Catheters for imaging, sensing electrical potentials and ablating tissue

  • US 5,840,031 A
  • Filed: 06/07/1995
  • Issued: 11/24/1998
  • Est. Priority Date: 07/01/1993
  • Status: Expired due to Term
First Claim
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1. A catheter system, comprising:

  • an elongated, flexible catheter constructed to be inserted into a body of a living being;

    an imaging system constructed and arranged to provide information from which a graphical representation of an internal structure within said body of said living being may be created, said imaging system comprising an ultrasound device incorporated into said elongated, flexible catheter,a data collection system, at least partially located on a distal portion of said elongated, flexible catheter, constructed and arranged to produce a plurality of items of data corresponding to a respective plurality of locations within said internal structure,a central processing unit, electrically connected to said imaging system and said data collection system, said central processing unit configured and arranged to simultaneously record said information provided by said imaging system and said plurality of items of data provided by said data collection system, to create said graphical representation of said internal structure from said information provided by said imaging system, and to super-impose onto said graphical representation said plurality of items of data provided by said data collection system, said plurality of items of data being super-imposed at locations on said graphical representation that represent said respective plurality of locations within said internal structure corresponding to said plurality of items of data, anda graphic display system, electrically connected to said central processing unit, and constructed to display said graphical representation onto which said plurality of items of data are super-imposed.

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