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SEALING ASSEMBLY FOR A FLUID RESERVOIR OF A FLUID INFUSION DEVICE

  • US 20120211947A1
  • Filed: 02/17/2012
  • Published: 08/23/2012
  • Est. Priority Date: 02/22/2011
  • Status: Active Grant
First Claim
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1. A sealing assembly for a fluid infusion device that cooperates with a fluid reservoir having a fluid delivery port, the sealing assembly comprising:

  • a base plate;

    a hollow fluid delivery needle coupled to the base plate to provide a fluid flow path from the fluid reservoir to a user of the fluid infusion device; and

    a sealing element coupled to the base plate and overlying at least a portion of the hollow fluid delivery needle, the sealing element comprising;

    a base section;

    a tip section extending from the base section;

    a retractable body section between the base section and the tip section;

    a needle cavity formed in the retractable body section and continuing through the base section to define a needle opening in the base section, the needle cavity sized to receive the hollow fluid delivery needle; and

    a self-sealing slit formed in the tip section to accommodate the hollow fluid delivery needle when the sealing element is in a retracted position.

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