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System for sharing electrocardiogram electrodes and transducers

  • US 5,795,298 A
  • Filed: 03/07/1997
  • Issued: 08/18/1998
  • Est. Priority Date: 03/28/1995
  • Status: Expired due to Term
First Claim
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1. A catheter arrangement capable of providing data signals for ECG recording and ultrasonic tracking, comprising:

  • a catheter having a catheter shaft;

    a plurality of detection means arranged along the catheter shaft comprising;

    inner conductor means formed on the catheter shaft;

    outer conductor means surrounding the inner conductor means;

    a piezoelectric material arranged between the inner conductor means and the outer conductor means;

    ground conductor means extending from one of the inner conductor means and the outer conductor means; and

    power conductor means extending from one of the inner conductor means and the outer conductor means,wherein the inner and outer conductor means and piezoelectric material serve as transducer means and the outer conductor means serves as an electrode.

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