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Catheter locator apparatus and method of use

  • US 10,058,268 B2
  • Filed: 01/26/2017
  • Issued: 08/28/2018
  • Est. Priority Date: 08/23/2000
  • Status: Expired due to Fees
First Claim
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1. A method of locating a radiating coil which is positioned inside a catheter to be inserted into a subject body wherein the coil radiates signal energy, the method comprising:

  • placing a coil detector device on a predetermined external location on the subject body, the coil detector device having at least two coil detectors and an external shape adapted to be fixedly placed on the predetermined external location, and is configured to generate a signal based on a spatial separation of the radiating coil from the coil detector device; and

    displaying a predetermined symbol representative of a portion of a non-subject body wherein the signal generated by the coil detector device is used to display a predetermined coil symbol representative of the radiating coil at a position on a display device relative to the predetermined symbol for use by a clinician to guide a positioning of the radiating coil and the catheter into the subject body,wherein the coil detector device and;

    a first end of a pair of wires or a multi-stranded wire are in electronic communication with a processor, further wherein a second end of the pair of wires or the multi-stranded wire is connected to the radiating coil.

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