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Blood flow monitor with visual display

  • US 20070167789A1
  • Filed: 11/08/2006
  • Published: 07/19/2007
  • Est. Priority Date: 11/16/2005
  • Status: Active Grant
First Claim
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1. A blood flow monitor comprising:

  • a visual display;

    a probe monitoring circuit configured to be associated with a blood vessel, where the probe monitoring circuit is configured to transmit a burst signal and receive a reflected signal, where a frequency shift in the reflected signal represents a flow rate associated with the blood vessel;

    a mixer comprising an input in electrical communication with the probe monitoring circuit and an output, where the mixer is configured to output a signal at a frequency of the frequency shift; and

    a signal processing circuit comprising an input in electrical communication with the output of the mixer and an output in electrical communication with the visual display, where the signal processing circuit is configured to drive the visual display with a signal representing the flow rate associated with the blood vessel.

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