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Lithotripsy angioplasty devices and methods

  • US 10,561,428 B2
  • Filed: 04/16/2018
  • Issued: 02/18/2020
  • Est. Priority Date: 04/21/2017
  • Status: Active Grant
First Claim
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1. A method for treating a blood vessel, the method comprising:

  • disposing a medical device within the blood vessel at a position adjacent to a lesion, the medical device comprising;

    an elongate shaft having a distal end region, an electrode coupled to the shaft and positioned within the balloon,a balloon coupled to the distal end region, andan iron-containing fluid disposed within the balloon;

    inflating the balloon to a first pressure;

    delivering a plurality of electromagnetic pulses from the electrode to the iron-containing fluid; and

    inflating the balloon to a second pressure greater than the first pressure.

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