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Device, system and method for self-administration of a treatment fluid

  • US 9,572,931 B2
  • Filed: 06/26/2013
  • Issued: 02/21/2017
  • Est. Priority Date: 06/26/2012
  • Status: Active Grant
First Claim
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1. A patient controlled device, for self-administration of medication, comprising:

  • a housing;

    a first lever projecting from said housing;

    a spring cage axially movable relative to the housing;

    a compression spring contained at least partially within said spring cage;

    a plunger axially movable relative to the spring cage and the housing;

    a second lever, internal to said housing, wherein said first lever and said second lever are pivoted by a mutual pin, and wherein said second lever is adapted to apply force to the spring cage to move the spring cage toward the plunger and compress the compression spring;

    an internal reservoir;

    a fluid inlet; and

    a fluid outlet;

    wherein said compression spring is adapted to apply force to said plunger when compressed by said spring cage to release a medication bolus dosage from said internal reservoir through said fluid outlet.

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