Implantable wireless sensor for pressure measurement within the heart

  • US 6,855,115 B2
  • Filed: 01/22/2002
  • Issued: 02/15/2005
  • Est. Priority Date: 01/22/2002
  • Status: Active Grant
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First Claim
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1. A sensor delivery system comprising:

  • a sensor comprising a self-contained resonant circuit comprising a capacitor and an inductor, wherein the circuit is variable in response to the physical property of the patient, and wherein the sensor is sufficiently flexible to be folded for delivery percutaneously;

    an outer catheter having at least one lumen and a distal open end, and an inner cylindrical member, wherein the sensor is folded within the distal end of the outer catheter and the inner cylindrical member pushes the folded sensor out at a desired location.

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