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Inhalation therapy

  • US 5,713,349 A
  • Filed: 01/31/1996
  • Issued: 02/03/1998
  • Est. Priority Date: 06/02/1993
  • Status: Expired due to Fees
First Claim
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1. A device for use in controlling the delivery of therapeutic agents comprising:

  • a respiratory dispensing means to which is attached;

    a first delivery means through which at least one therapeutic fluid can selectively flow; and

    a second delivery means through which a respiratory fluid can reversibly flow; and

    characterised in that;

    said respiratory dispensing means includes a senor adapted to monitor respiratory cycles of an individual and wherein said sensor is connected to a flow control means which is adapted to control the flow of fluid through, at least, said first delivery means, whereby in response to detection of a predetermined point in a respiratory cycle, or sequence of cycles, said flow control means enables fluid to flow through said first delivery means so that therapeutic fluid is delivered to a patient for a predetermined interval of time, wherein said predetermined point in a respiratory cycle is selected so that therapeutic fluid is delivered to a patient at the beginning of a respiratory cycle; and

    further wherein said predetermined interval of time represents a short fraction of the respiratory cycle so that a short pulse of therapeutic agent is delivered.

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