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ONE PIECE SEALING RESERVOIR FOR AN INSULIN INFUSION PUMP

  • US 20130303990A1
  • Filed: 07/19/2013
  • Published: 11/14/2013
  • Est. Priority Date: 07/12/2005
  • Status: Abandoned Application
First Claim
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1. A fluid reservoir assembly for engaging a-pump, the pump having a housing, a reservoir chamber, a threaded, cylindrical reservoir housing chamber opening, and a piston to act on the fluid reservoir assembly when the fluid reservoir is in the reservoir chamber, the fluid reservoir assembly comprising:

  • a one-piece barrel assembly, the one-piece barrel assembly including a cylindrical barrel portion having a barrel diameter and having a first open end and a second end, a male luer fitting integral with the second end of the barrel portion, the male luer fitting having an opening at a removed end thereof, the one piece barrel assembly including a neck portion integral with the barrel portion, the neck portion including threads dimensioned to engage the threads of the reservoir housing chamber opening, the one piece barrel assembly including a cylindrical sealing surface dimensioned to lay adjacent the reservoir housing chamber opening of the pump housing in fluid sealing relation, the cylindrical sealing surface integral with the neck; and

    a plunger dimensioned for slideable receipt into the open end of the one-piece barrel assembly.

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