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CPR assistance and effectiveness display

  • US 9,421,389 B2
  • Filed: 02/09/2007
  • Issued: 08/23/2016
  • Est. Priority Date: 02/15/2006
  • Status: Active Grant
First Claim
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1. An instrument which assists a rescuer in the administration of CPR comprising:

  • a sensor which operates to sense an effect of ventilation and produce output signals indicative of the ventilation;

    a processor, responsive to the sensor output signals, which produces a control signal which represents the effectiveness of the ventilation including displacement; and

    a display which may be viewed by an administrator of CPR and comprises a lung icon illustrating the effectiveness of the ventilation by the degree to which the lung icon is displayed as filled,wherein the lung icon is displayed as filled to a degree which is in relation to displacement.

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