×

Dry powder inhaler and system for drug delivery

  • US 9,511,198 B2
  • Filed: 11/27/2013
  • Issued: 12/06/2016
  • Est. Priority Date: 06/13/2008
  • Status: Active Grant
First Claim
Patent Images

1. A method of treatment using a dry powder medicament to be delivered to the pulmonary tract with a dry powder inhalation system, comprising:

  • opening a dry powder inhaler having a mouthpiece;

    loading a cartridge comprising a pre-metered dose of a dry powder medicament in a containment configuration;

    closing the inhaler to reconfigure the cartridge to a dosing configuration, wherein in the dosing configuration the inhaler is configured to have at least two inlet apertures, wherein a first inlet aperture is in communication with a first air flow pathway and a second inlet aperture is in communication with a second air flow pathway, and the first airflow pathway and the second airflow pathway converge in a substantially perpendicular manner during an inhalation maneuver; and

    inhaling once through the mouthpiece to deliver the dry powder medicament in a single inhalation.

View all claims
  • 4 Assignments
Timeline View
Assignment View
    ×
    ×