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Means and method for fluid pulses

  • US 10,105,505 B2
  • Filed: 06/01/2015
  • Issued: 10/23/2018
  • Est. Priority Date: 01/13/2012
  • Status: Active Grant
First Claim
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1. A pulsating therapeutic inhaler generating pneumatic pulses for treating respiratory disorders, said inhaler comprising:

  • a. a linear passage having an elongate axis;

    b. a patient interface fluidly connectable to the patient'"'"'s respiratory tract having a curvilinear aperture fluidly connectable to said linear passage;

    said curvilinear aperture selected from the group consisting of a circle and a circular trapezoid; and

    c. a flat shutter disposed between said linear passage and said aperture configured to modulate a fluid pressure within a fluid flow;

    said flat shutter comprising a disc (110) having at least one cutout (120) and rotating about an axis parallel to said elongate axis of said linear passage;

    said cutout has four cornered perimeter thereof with two radial side portions (123 and 125) and two circumferential arcs (127 and 129) configured relative to said rotation axis;

    said side portions are circumferentially anti-symmetrical relative to said aperture.

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