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VIAL ADAPTER FOR A NEEDLE-FREE SYRINGE

  • US 20140261860A1
  • Filed: 03/04/2014
  • Published: 09/18/2014
  • Est. Priority Date: 03/14/2013
  • Status: Active Grant
First Claim
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1. A vial adapter comprising:

  • a housing comprising;

    a vial opening;

    a needle-free syringe opening opposite the vial opening;

    a central divider between the vial opening and the needle-free syringe opening;

    a center post extending from the central divider toward the needle-free syringe opening; and

    a filling needle extending from the central divider toward the vial opening, wherein the filling needle and center post define an inner lumen through the central divider, which provides for fluid communication between the vial opening and the needle-free syringe opening; and

    a compliant valve operatively associated with the needle-free syringe opening of the housing, the compliant valve comprising;

    a divider sealing surface forming a fluid tight seal with the central divider;

    an inner passageway defined by a wall of the compliant valve;

    a syringe sealing surface providing for a fluid tight seal with a needle-free syringe placed into contact with the compliant valve; and

    an opening in the syringe sealing surface which is biased closed when no needle-free syringe is engaged with the vial adapter and which is opened when a needle-free syringe is engaged with the opening.

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