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Fluid dispenser with additive sub-system

  • US 8,226,609 B2
  • Filed: 06/03/2009
  • Issued: 07/24/2012
  • Est. Priority Date: 06/25/2007
  • Status: Active Grant
First Claim
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1. An apparatus for dispensing medicaments to a patient comprising:

  • (a) A fluid dispensing unit comprising;

    (i) a dispenser housing, including a connector portion;

    (ii) a reservoir-defining assembly formed in accordance with an aseptic blow-fill-seal manufacturing technique and comprising a collapsible container having a collapsible fluid reservoir carried by said dispenser housing, said collapsible container having an outlet port and including a top wall, a bottom wall, and a side wall interconnecting said top and bottom walls, said collapsible container further including a neck portion connected to said top wall, said neck portion being sealed by a closure wall;

    (iii) dispenser stored energy means carried by said dispenser housing and operably associated with said collapsible reservoir for collapsing said collapsible reservoir to expel fluid from said outlet port of said collapsible reservoir;

    (iv) dispensing means connected to said outlet port of said collapsible reservoir for dispensing fluid to the patient; and

    (v) fluid flow control means carried by said dispenser housing for controlling fluid flow from said collapsible reservoir toward said dispensing means, said flow control means comprising;

    a. rate control means carried by said dispenser housing for controlling the rate of fluid flow from said collapsible reservoir toward said dispensing means, said rate control means comprising rate control plate having a plurality of fluid flow channels interconnected with said outlet of said collapsible reservoir; and

    b. operating means carried by said dispenser housing for controlling fluid flow between said collapsible reservoir of said fluid dispensing unit and said rate control means, said operating means comprising a penetrating member having a fluid flow passageway and a control knob rotatably carried by said dispenser housing for causing said penetrating means to penetrate said closure wall of said collapsible container; and

    (b) an additive sub-system removably connected to said fluid dispensing unit for adding fluid to said collapsible fluid reservoir of said fluid dispensing unit, said additive sub-system comprising;

    (i) a connector housing removably connected to said connector portion of said dispenser housing of said fluid dispensing unit; and

    (ii) a vial assembly removably receivable within said connector housing, said vial assembly comprising a blow-molded, collapsible fill vial having a closure wall and a collapsible sidewall defining a fluid chamber containing a medicament, said fluid chamber having an outlet port.

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