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Methods and apparatus for supplying clean breathable gas

  • US 8,622,057 B2
  • Filed: 02/15/2002
  • Issued: 01/07/2014
  • Est. Priority Date: 02/16/2001
  • Status: Active Grant
First Claim
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1. An apparatus for the delivery of treatment for a patient with asthma, comprising:

  • a blower with an inlet to supply breathable gas to a patient interface,a transducer to generate a flow signal representative of flow of the patient,a transducer to generate a pressure signal representative of pressure supported by the blower,a processor to receive data from said flow signal and said pressure signal with programmed instructions for controlling said blower and to detect an asthma symptom from an analysis of said data, anda filter to substantially remove allergen particulates from the breathable gas flow.

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