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Drug Delivery Apparatus and Method

  • US 20090025714A1
  • Filed: 07/21/2008
  • Published: 01/29/2009
  • Est. Priority Date: 07/24/2007
  • Status: Active Grant
First Claim
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1. A drug delivery apparatus for delivering an aerosol including a drug to a patient, comprising:

  • a mouthpiece portion including an internal conduit for delivering said aerosol to said patient, said internal conduit having an inlet end and a mouthpiece end opposite said inlet end that is structured to be received in the mouth of the patient, said mouthpiece portion being structured to operate at an inhalation flow rate when said patient inhales through said mouthpiece end;

    a aerosol generator for generating said aerosol from a supply of said drug and injecting said aerosol into a first region within said mouthpiece portion located between an outlet of said aerosol generator and said inlet end of said internal conduit;

    wherein said mouthpiece portion includes a flow accelerating mechanism, said flow accelerating mechanism causing a localized flow rate at said first region to be greater than said inhalation flow rate.

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