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Sensing gas bubbles in a living body

  • US 8,055,330 B2
  • Filed: 08/28/2003
  • Issued: 11/08/2011
  • Est. Priority Date: 08/28/2002
  • Status: Active Grant
First Claim
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1. A method of detecting gas bubbles in a living body, comprising:

  • transmitting at least one original electromagnetic signal to a body portion;

    detecting said signal modulated by a flow of blood in said body portion; and

    analyzing a perturbation in said detected signal to determine at least one of an existence and a property of a bubble in said blood flow,wherein said transmitting, said detecting and said analyzing are carried out by a device worn on said body.

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