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Apparatus for high continuous flow augmentation of ventilation and method therefor

  • US 5,101,820 A
  • Filed: 11/02/1989
  • Issued: 04/07/1992
  • Est. Priority Date: 11/02/1989
  • Status: Expired due to Term
First Claim
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1. An open delivery system for continuous flow augmentation and ventilation of a patient, said system comprising:

  • means for maintaining the lungs of a patient open to the ambient atmosphere including means for allowing a patient to breathe spontaneously thereby removing carbon dioxide;

    means for providing a continuous flow of an oxygen/air mixture of at least twenty-one percent oxygen,means connected to said providing means for selectively controlling said continuous flow of said oxygen/air mixture at a constant flow rate in a flow rate of eight to twenty liters per minute,means connected to said controlling means for regulating the pressure of said oxygen/air mixture generated by said providing means in a back pressure range of two to twenty-five pounds per square inch,means connected to said regulating means for maintaining the humidity of said oxygen/air mixture in a humidity range of eighty to one hundred percent, said maintaining means being further capable of maintaining the temperature of said oxygen/air mixture in a temperature range of thirty-five to thirty-eight degrees Celsius, anda transtracheal catheter connected to said maintaining means for continuously delivering said oxygen/air mixture into the trachea of said patient.

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