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METHODS, SYSTEMS AND DEVICES FOR NON-INVASIVE OPEN VENTILATION WITH GAS DELIVERY NOZZLES IN FREE SPACE

  • US 20100252039A1
  • Filed: 04/02/2010
  • Published: 10/07/2010
  • Est. Priority Date: 04/02/2009
  • Status: Active Grant
First Claim
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1. A non-invasive ventilation system comprising:

  • an interface comprising;

    at least one gas delivery jet nozzle adapted to be positioned in free space and aligned to directly deliver ventilation gas into an entrance of a nose, wherein the at least one gas delivery jet nozzle is connected to a pressurized gas supply, wherein the ventilation gas entrains ambient air to elevate lung pressure, elevate lung volume, decrease the work of breathing or increase airway pressure, and wherein the ventilation gas is delivered in synchrony with phases of breathing;

    a support for the at least one gas delivery jet nozzle; and

    a breath sensor in close proximity to the entrance of the nose, andwherein a patient may spontaneous breathe ambient air through the nose without being impeded by the interface.

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