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Visual indicator for an aerosol medication delivery apparatus and system

  • US 20030234015A1
  • Filed: 05/07/2003
  • Published: 12/25/2003
  • Est. Priority Date: 05/21/2002
  • Status: Active Grant
First Claim
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1. A delivery system comprising:

  • a chamber that contains a substance in an interior volume of space formed within said chamber;

    an opening that receives said substance located in said volume of space and introduces said substance to a downstream path upon which said substance primarily flows along;

    an interface that receives said substance from said opening, said interface comprising a viewing port that prevents substantially non-ambient atmosphere gases and substances from escaping therefrom and allows visualization of an internal portion of said interface; and

    a flow indicator that is positioned within said interface so as to be viewed via said viewing port and is positioned so as to not substantially interfere with a flow of said substance along said path.

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